Annual Weather Averages in Castlegar Airport
Castlegar Airport is 66 kilometers from Grand Forks, so the actual climate in Grand Forks can vary a bit.
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Grand Forks
High Temp: 30 °C
Low Temp: -3 °C
Mean Temp: 9 °C
Precipitation: 61.5 mm
Humidity: 67%
Dew Point: 3 °C
Wind: 16 km/h
Pressure: 1017 mbar
Visibility: 21 km
一月 Climate & Weather Averages in Grand Forks
High Temp: 1 °C
Low Temp: -3 °C
Mean Temp: -1 °C
Precipitation: 82.4 mm
Humidity: 84%
Dew Point: -4 °C
Wind: 15 km/h
Pressure: 1022 mbar
Visibility: 17 km
二月 Climate & Weather Averages in Grand Forks
High Temp: 4 °C
Low Temp: -3 °C
Mean Temp: 0 °C
Precipitation: 49.2 mm
Humidity: 76%
Dew Point: -4 °C
Wind: 15 km/h
Pressure: 1020 mbar
Visibility: 19 km
三月 Climate & Weather Averages in Grand Forks
High Temp: 9 °C
Low Temp: -1 °C
Mean Temp: 4 °C
Precipitation: 67.2 mm
Humidity: 68%
Dew Point: -2 °C
Wind: 16 km/h
Pressure: 1017 mbar
Visibility: 21 km
四月 Climate & Weather Averages in Grand Forks
High Temp: 15 °C
Low Temp: 2 °C
Mean Temp: 9 °C
Precipitation: 54.7 mm
Humidity: 58%
Dew Point: 1 °C
Wind: 18 km/h
Pressure: 1016 mbar
Visibility: 23 km
五月 Climate & Weather Averages in Grand Forks
High Temp: 21 °C
Low Temp: 7 °C
Mean Temp: 14 °C
Precipitation: 64.1 mm
Humidity: 55%
Dew Point: 5 °C
Wind: 18 km/h
Pressure: 1014 mbar
Visibility: 23 km
六月 Climate & Weather Averages in Grand Forks
High Temp: 24 °C
Low Temp: 10 °C
Mean Temp: 17 °C
Precipitation: 73.8 mm
Humidity: 57%
Dew Point: 9 °C
Wind: 18 km/h
Pressure: 1013 mbar
Visibility: 24 km
七月 Climate & Weather Averages in Grand Forks
High Temp: 30 °C
Low Temp: 13 °C
Mean Temp: 21 °C
Precipitation: 37.0 mm
Humidity: 49%
Dew Point: 10 °C
Wind: 17 km/h
Pressure: 1014 mbar
Visibility: 24 km
八月 Climate & Weather Averages in Grand Forks
High Temp: 29 °C
Low Temp: 12 °C
Mean Temp: 21 °C
Precipitation: 25.2 mm
Humidity: 48%
Dew Point: 9 °C
Wind: 16 km/h
Pressure: 1014 mbar
Visibility: 23 km
九月 Climate & Weather Averages in Grand Forks
High Temp: 22 °C
Low Temp: 8 °C
Mean Temp: 15 °C
Precipitation: 39.7 mm
Humidity: 60%
Dew Point: 7 °C
Wind: 15 km/h
Pressure: 1016 mbar
Visibility: 23 km
十月 Climate & Weather Averages in Grand Forks
High Temp: 13 °C
Low Temp: 3 °C
Mean Temp: 8 °C
Precipitation: 62.3 mm
Humidity: 75%
Dew Point: 4 °C
Wind: 14 km/h
Pressure: 1019 mbar
Visibility: 21 km
十一月 Climate & Weather Averages in Grand Forks
High Temp: 5 °C
Low Temp: 0 °C
Mean Temp: 3 °C
Precipitation: 88.2 mm
Humidity: 83%
Dew Point: 0 °C
Wind: 14 km/h
Pressure: 1020 mbar
Visibility: 18 km
十二月 Climate & Weather Averages in Grand Forks
High Temp: 1 °C
Low Temp: -3 °C
Mean Temp: -1 °C
Precipitation: 94.4 mm
Humidity: 84%
Dew Point: -4 °C
Wind: 14 km/h
Pressure: 1021 mbar
Visibility: 17 km