Compact Weather Station for Smart City, Agriculture and Road Monitoring

A compact weather station combines multiple meteorological sensors in one integrated outdoor device. Depending on the selected configuration, it can measure air temperature, relative humidity, atmospheric pressure, wind speed, wind direction, rainfall, solar radiation, illuminance, particulate matter and environmental noise.

Compared with a traditional weather station assembled from several separate sensors, an all-in-one weather station can reduce wiring, installation space and system integration work. It is particularly suitable for distributed monitoring points, smart poles, agricultural fields, roads, photovoltaic plants, industrial parks and remote IoT monitoring projects.

JW-IoT provides configurable compact weather stations for system integrators, environmental engineering companies, agricultural IoT providers, road monitoring contractors and equipment distributors.

Available integration options may include:

• RS485 Modbus RTU
• SDI-12 depending on the model
• 4G communication
• LoRaWAN communication
• Ethernet gateways
• Data loggers and RTUs
• Cloud monitoring platforms
• API integration
• OEM and private-label services

What Is a Compact Weather Station?

A compact weather station is an integrated sensor that measures several weather or environmental parameters through one housing and one communication interface.

A basic model may measure:

• Air temperature
• Relative humidity
• Atmospheric pressure
• Rainfall

A more complete model may also measure:

• Wind speed
• Wind direction
• Solar radiation
• Illuminance
• PM2.5
• PM10
• TSP
• Environmental noise
• Carbon monoxide
• Sulfur dioxide
• Nitrogen dioxide
• Ozone
• Hydrogen sulfide
• Volatile organic compounds

The exact combination should be selected according to the project rather than simply choosing the model with the largest number of parameters.

For example, an agricultural project may need rainfall, solar radiation and soil monitoring, while a smart city project may require particulate matter and noise. A road weather project may require additional visibility, pavement temperature or road surface condition sensors.

Key Benefits of an All-in-One Weather Station

Compact Integrated Structure

Multiple sensing modules are integrated into one enclosure, helping reduce the number of separate devices installed on the monitoring pole.

This can simplify:

• Mounting
• Cable routing
• Power distribution
• Communication wiring
• Field commissioning
• Maintenance planning

Reduced Installation Time

Traditional weather stations may require separate brackets, cables and installation positions for wind, temperature, humidity, pressure and rainfall sensors.

An integrated weather station allows several parameters to be installed and connected at the same time, which is useful for distributed projects with many monitoring locations.

Easier System Integration

Industrial compact weather stations commonly provide digital communication interfaces such as RS485 Modbus RTU.

They can be connected to:

• RTUs
• Data loggers
• PLCs
• IoT gateways
• Industrial computers
• Local monitoring software
• Cloud monitoring platforms

Suitable for Distributed Monitoring Networks

A single monitoring station cannot represent the conditions of every location in a large farm, city, road network or industrial park.

Compact weather stations are suitable for multi-point monitoring because they require less mounting space and can be connected to wireless communication devices.

Lower Mechanical Maintenance

Models using ultrasonic wind measurement or optical rainfall sensing have no traditional rotating wind cups, wind vanes or tipping buckets.

The absence of moving parts can reduce some mechanical maintenance requirements, although regular cleaning, inspection and calibration checks are still necessary for reliable outdoor monitoring.

What Parameters Can a Compact Weather Station Measure?

Air Temperature

Air temperature data can support:

• Agricultural microclimate monitoring
• Heat-stress evaluation
• Road icing risk analysis
• Urban heat monitoring
• Solar plant performance analysis
• Industrial environmental monitoring

The temperature sensing element should be protected from direct solar radiation by an appropriate radiation shield or housing design.

Relative Humidity

Relative humidity is important for evaluating:

• Crop disease risk
• Greenhouse conditions
• Condensation risk
• Urban comfort
• Industrial storage conditions
• General weather changes

Temperature and humidity are usually measured together because the two parameters are closely related.

Atmospheric Pressure

Atmospheric pressure data can support local weather trend analysis and provide additional environmental information for automatic weather stations.

It can also be used together with temperature, humidity, rainfall and wind data for a more complete understanding of changing site conditions.

Wind Speed and Wind Direction

Wind monitoring is important for:

• Road crosswind warnings
• Agricultural spraying decisions
• Pollution dispersion analysis
• Smart city environmental monitoring
• Solar and wind power sites
• Industrial boundary monitoring
• Outdoor safety management

Compact stations may use ultrasonic wind measurement because it allows wind speed and direction to be measured without conventional rotating parts.

Rainfall

Rainfall monitoring can support:

• Irrigation management
• Flood and waterlogging warning
• Road safety
• Drainage management
• Agricultural production
• Urban environmental monitoring

Compact stations may use optical rainfall sensing, radar rainfall sensing or other integrated rainfall technologies.

Where rainfall accuracy, intensity classification or regulatory compliance is especially important, the project engineer should compare the integrated rainfall module with a dedicated tipping-bucket or professional precipitation sensor.

Solar Radiation

Solar radiation monitoring is useful for:

• Crop growth analysis
• Greenhouse management
• Evapotranspiration estimation
• Photovoltaic performance monitoring
• Environmental research

Depending on the project, global solar radiation, photosynthetically active radiation or illuminance may be required.

Particulate Matter

PM2.5, PM10 and TSP monitoring can be added for:

• Smart city monitoring
• Industrial park monitoring
• Construction dust monitoring
• Factory boundary monitoring
• Roadside air-quality monitoring
• Community environmental monitoring

Meteorological data such as wind speed and wind direction can help users interpret how airborne particles move around the monitoring site.

Environmental Noise

Noise monitoring may be required around:

• Industrial parks
• Factories
• Construction sites
• Roads
• Airports
• Residential boundaries
• Smart city monitoring points

Combining noise and weather parameters in one monitoring node can simplify distributed urban and industrial monitoring projects.

Compact Weather Station Selection Table

The final configuration should be determined according to the monitoring objective, required accuracy, local climate, communication distance and maintenance conditions.

Compact Weather Station for Smart City Monitoring

Smart city projects often require environmental data from multiple locations rather than from one conventional weather station.

Typical monitoring locations include:

• Smart light poles
• Main roads
• Public squares
• Schools
• Parks
• Residential communities
• Industrial boundaries
• Transport hubs
• Commercial districts
• Urban heat-island monitoring points

A compact smart city weather station can provide local meteorological data through a single integrated device. The data can be transmitted to a city management platform through an RTU, 4G gateway, LoRaWAN gateway or Ethernet communication device.

Recommended Smart City Parameters

A typical smart city configuration may include:

• Air temperature
• Relative humidity
• Atmospheric pressure
• Wind speed
• Wind direction
• Rainfall
• PM2.5
• PM10
• Environmental noise

Depending on the project, additional gas parameters may also be required.

Smart Pole Integration

Compact weather stations can be mounted on smart poles where available installation space is limited.

Before installation, the system integrator should consider:

• Pole height
• Distance from buildings
• Wind obstruction
• Heat generated by nearby equipment
• Cable routing
• Lightning and surge protection
• Power availability
• Communication coverage
• Maintenance access

The station should be installed where the surrounding structure does not significantly block wind or affect temperature measurement.

You can learn more from:

Air Quality Weather Station for Smart City Monitoring

Compact Weather Station for Smart Agriculture

Weather conditions can vary significantly between fields, orchards, greenhouses and irrigation zones.

A compact agricultural weather station can help farm managers collect continuous local data for:

• Irrigation planning
• Frost-risk monitoring
• Heat-stress evaluation
• Crop disease analysis
• Spraying decisions
• Rainfall records
• Greenhouse ventilation
• Farm microclimate research

Recommended Agricultural Parameters

A typical configuration may include:

• Air temperature
• Relative humidity
• Atmospheric pressure
• Wind speed
• Wind direction
• Rainfall
• Solar radiation

The weather station can also be combined with:

• Soil moisture sensors
• Soil temperature sensors
• Soil EC sensors
• Soil pH sensors
• Multi-depth soil profile sensors
• Leaf wetness sensors
• PAR sensors
• Irrigation controllers

Multi-Point Farm Monitoring

One monitoring point may not be sufficient for a large farm.

Additional monitoring stations may be needed when the site has:

• Different elevations
• Multiple crop types
• Separate irrigation zones
• Greenhouses and open fields
• Hills or wind barriers
• Large distances between fields
• Different soil conditions

Weather and soil data can be transmitted through RS485, 4G or LoRaWAN networks to support remote monitoring and irrigation management.

You can learn more from:

Smart Agriculture Weather Station for Crop Monitoring

Compact Weather Station for Road Monitoring

Road weather conditions can change rapidly on highways, bridges, mountain roads and tunnel entrances.

A compact weather station can provide continuous information about:

• Air temperature
• Relative humidity
• Atmospheric pressure
• Wind speed
• Wind direction
• Rainfall

These data can support:

• Crosswind warnings
• Heavy-rain alerts
• Bridge weather monitoring
• Tunnel entrance monitoring
• Mountain road management
• Maintenance planning
• Traffic safety systems

Additional Sensors for Road Weather Projects

A compact weather station provides atmospheric data, but it may not form a complete road weather information system by itself.

Depending on the project, additional sensors may include:

• Road surface temperature sensor
• Pavement condition sensor
• Visibility sensor
• Water-film sensor
• Snow-depth sensor
• Freezing-point sensor
• Flood or waterlogging sensor
• Camera
• Variable message sign controller

The final road monitoring system should be selected according to local safety requirements and the specific hazards at each monitoring point.

You can learn more from:

Road Weather Station for Highway Safety Monitoring

Compact Weather Station for Solar PV Plants

Weather data is necessary for evaluating solar plant operating conditions and comparing environmental conditions with power generation.

A compact PV weather station may measure:

• Ambient temperature
• Relative humidity
• Atmospheric pressure
• Wind speed
• Wind direction
• Rainfall
• Solar radiation

Additional photovoltaic monitoring sensors may include:

• PV module temperature sensor
• Reference cell
• Pyranometer
• Plane-of-array irradiance sensor
• Horizontal irradiance sensor
• PV soiling monitoring sensor
• Back-of-module temperature sensor

The weather station can be connected to a local SCADA system, data logger or remote cloud platform through RS485 Modbus, Ethernet or 4G communication.

You can learn more from:

PV Weather Monitoring Station for Distributed Solar Plants

Compact Weather Station for Industrial and Environmental Monitoring

Factories and industrial parks may require continuous monitoring of meteorological conditions because wind and weather affect how dust, smoke, gases and noise are distributed around a site.

A compact industrial monitoring station may combine:

• Wind speed
• Wind direction
• Temperature
• Humidity
• Pressure
• Rainfall
• PM2.5
• PM10
• TSP
• Environmental noise
• Selected gas parameters

Typical monitoring locations include:

• Upwind site boundary
• Downwind site boundary
• Production-area entrance
• Storage and loading area
• Main logistics road
• Nearby residential boundary
• Wastewater treatment area
• Chemical storage area

Wind speed and wind direction data can help environmental teams interpret where abnormal particulate or gas readings may be coming from.

For larger sites, JW-IoT can support distributed monitoring networks with multiple sensor points, data acquisition devices, wireless communication and centralized software.

Ultrasonic Wind Sensor vs Mechanical Wind Sensor

Neither technology is automatically suitable for every project.

Selection should be based on:

• Required accuracy
• Wind-speed range
• Starting threshold
• Local icing conditions
• Installation height
• Maintenance availability
• Project standard
• Budget

Optical Rain Gauge vs Tipping-Bucket Rain Gauge

A professional tipping-bucket rain gauge may be more appropriate where rainfall measurement standards or high-accuracy precipitation records are required.

An optical rain gauge may be preferable where compact size, mobility or reduced mechanical maintenance is the priority.

You can learn more from:

Compact Weather Station Sensor With Optical Rain Gauge for Smart Agriculture

Communication Options

RS485 Modbus RTU

RS485 Modbus RTU is suitable for connecting a compact weather station to:

• RTUs
• PLCs
• Data loggers
• Industrial computers
• IoT gateways
• Local control systems

It is commonly selected for stable wired communication over short or medium distances.

4G Communication

A 4G data logger or gateway can transmit weather data directly to a remote platform where cellular coverage is available.

It is suitable for:

• Roadside stations
• Remote farms
• Solar plants
• Industrial sites
• Standalone monitoring points

LoRaWAN Communication

LoRaWAN can be used where multiple low-power monitoring devices need to transmit data to a local gateway over a relatively large area.

Typical applications include:

• Large farms
• Industrial parks
• Smart city networks
• Campuses
• Distributed environmental stations

Actual communication distance depends on terrain, antenna height, buildings, interference and gateway placement.

Ethernet Communication

Ethernet is suitable for fixed sites with an existing local network, such as industrial plants, control rooms and building monitoring systems.

API and Platform Integration

JW-IoT can support project-based integration with:

• JW-IoT cloud monitoring platforms
• Customer-owned platforms
• Local servers
• SCADA systems
• Third-party IoT platforms
• API-based software systems

Customers should provide the required protocol, data format, reporting interval and server information before integration.

How to Choose the Right Compact Weather Station

Step 1: Define the Monitoring Objective

First determine what decision the data will support.

Examples include:

• Irrigation control
• Road safety
• Pollution dispersion analysis
• Smart city management
• Solar performance analysis
• Industrial compliance
• Research
• Early warning

Step 2: Select the Required Parameters

Do not choose parameters only because they are available.

Each parameter should have a clear purpose in the monitoring system.

Step 3: Confirm Measurement Requirements

Specify:

• Measurement range
• Accuracy
• Resolution
• Sampling interval
• Reporting interval
• Response time
• Calibration requirements

Step 4: Evaluate the Installation Environment

Consider:

• Minimum and maximum temperature
• Rainfall
• Snow and icing
• Salt spray
• Dust
• Corrosive gases
• High wind
• Solar exposure
• Installation height
• Lightning risk

Step 5: Select the Communication Method

Choose RS485, 4G, LoRaWAN, Ethernet or another method according to:

• Distance
• Existing infrastructure
• Data volume
• Number of stations
• Network coverage
• Power conditions
• Platform requirements

Step 6: Plan the Power Supply

Possible power options include:

• DC power
• AC power with an adapter
• Solar panel and battery system
• Local control cabinet power

Solar power should be designed according to sensor consumption, communication frequency, local solar resources and required backup time.

Step 7: Confirm the Platform and API

Before ordering, confirm whether the project needs:

• Local display
• Cloud dashboard
• Historical data
• Alarm thresholds
• User management
• Mobile access
• Data export
• API integration
• Private deployment

Step 8: Select Mounting Accessories

Possible accessories include:

• Monitoring pole
• Mounting sleeve
• Flange
• Cross arm
• Bent mounting plate
• Solar panel bracket
• Equipment cabinet
• Lightning protection
• Grounding accessories

Installation Recommendations

Choose an Open Location

The weather station should be installed away from structures that significantly block wind or generate heat.

Avoid installing it directly beside:

• Exhaust outlets
• Air-conditioning units
• Large walls
• Reflective roofs
• Chimneys
• Dense trees
• Heat-producing equipment

Keep the Station Level and Secure

The pole and bracket should be installed securely to prevent vibration, movement or incorrect orientation.

Rainfall sensors may require specific leveling instructions according to the measurement technology.

Consider Sensor Height

Installation height should be selected according to the project objective and applicable technical requirements.

A smart pole, crop field, roadside station and rooftop monitoring point may require different mounting heights.

Provide Lightning and Surge Protection

Outdoor stations should be properly grounded.

Power and communication lines may require surge protection, especially in exposed locations or areas with frequent thunderstorms.

Maintain Access for Inspection

The installation should allow technicians to:

• Clean the sensor
• Inspect cables
• Check mounting bolts
• Replace communication equipment
• Verify power supply
• Perform calibration or comparison checks

Establish a Maintenance Plan

Although integrated sensors can reduce installation complexity, they still require regular inspection.

Maintenance may include:

• Cleaning the sensor housing
• Removing dust or bird droppings
• Checking drainage
• Inspecting cables and connectors
• Verifying communication
• Checking the power system
• Comparing data with reference instruments
• Reviewing calibration intervals

Recommended JW-IoT Compact Weather Station Configurations

Four-Parameter Compact Weather Station

Recommended for projects requiring:

• Air temperature
• Relative humidity
• Atmospheric pressure
• Optical rainfall

Suitable applications include:

• Smart agriculture
• Distributed weather monitoring
• Mobile monitoring
• Roads
• Solar sites
• Urban microclimate stations

View the Four-Parameter Compact Weather Station

Five-Parameter Compact Weather Station

Recommended for applications requiring a compact wind and basic meteorological sensor combination.

Typical applications include:

• Agriculture
• Solar PV plants
• Road weather monitoring
• Wind farms
• Environmental monitoring

View the Five-Parameter Compact Weather Station

All-in-One Integrated Weather Station

Recommended for multi-parameter outdoor weather monitoring where a compact integrated structure is required.

View the All-in-One Integrated Weather Station

Ten-in-One Environmental Weather Station

Recommended for smart city and industrial environmental projects requiring weather, particulate matter, rainfall and noise monitoring.

View the Ten-in-One Compact Weather Station

Thirteen-in-One Environmental Weather Station

Recommended for projects requiring meteorological data together with particulate and selected gas monitoring parameters.

View the 13-in-1 Compact Weather Station

Request a Compact Weather Station Quote

Selecting a compact weather station requires more than choosing the number of parameters.

The station should match:

• Your monitoring objective
• Required parameters
• Measurement performance
• Installation environment
• Communication network
• Power supply
• Software platform
• Maintenance conditions

Send JW-IoT your project requirements for a preliminary product and system configuration.

Contact JW-IoT