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Air temperature, pressure & relative humidty

Outside
Outside Air (ThermoPro)
Temperature
Tolerance: 2 °F
Relative Humidity
Tolerance: ±2 % (in 30-80% rh)
RasPi 4 - DS2
Outdoor temperature °F
Claimed accuracy: ±0.9 °F
Sea-level air pressure
BMP085 on Arduino/Harstad (upstairs)
+21.78 hPa adjustment for h=183m
Claimed accuracy: ±1 hPa
Sea-level air pressure
BMP180 on RasPi-4 (upstairs)
+21.78 hPa adjustment for h=183m
Claimed accuracy: -1 ±1 hPa
Sea-level air pressure
BME280 on RasPi-5 (upstairs)
+21.78 hPa adjustment for h=183m
Claimed accuracy: ±1 hPa
Sea-level air pressure
BME280 on RasPi-3 (downstairs)
+21.56 hPa adjustment for h=181.13m
Claimed accuracy: ±1 hPa

Upstairs
Raspberry Pi 4 - DS1
indoor temperature
Shack floor near cupboard
Claimed accuracy: ±0.5 °C
Upstairs indoor temperature °C
BME280 on RasPi-5
On the bench
Claimed accuracy: ±1 °C
Upstairs indoor temperature °C
BMP085 on Arduino/Harstad
Low down in shack
Claimed accuracy: ±1 °C
Upstairs ambient air humidity
BME280 on RasPi-5
On the bench
Claimed accuracy: ±3%

Downstairs
Downstairs indoor temperature °C
BME280 on RasPi-3
Claimed accuracy: ±1 °C
Sea-level air pressure
BME280 on RasPi-3
Includes +21.56 hPa adjustment
Claimed accuracy: ±1 hPa
Downstairs ambient air humidity
BME280 on RasPi-3
Claimed accuracy: ±3%

Other periods: day week month year

How to monitor air temperature

 
Copyright © David Taylor  Edinburgh SatSignal home page Last modified: 2022 Jun 24 at 16:19:31