Annual Weather Averages in Yellowknife
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Yellowknife
High Temp: 22 °C
Low Temp: -29 °C
Mean Temp: -4 °C
Precipitation: 23.4 mm
Humidity: 69%
Dew Point: -9 °C
Wind: 23 km/h
Pressure: 101.56 kPa
Visibility: 22 km
January Climate & Weather Averages in Yellowknife
High Temp: -21 °C
Low Temp: -29 °C
Mean Temp: -25 °C
Precipitation: 16.9 mm
Humidity: 69%
Dew Point: -29 °C
Wind: 19 km/h
Pressure: 101.93 kPa
Visibility: 20 km
February Climate & Weather Averages in Yellowknife
High Temp: -18 °C
Low Temp: -27 °C
Mean Temp: -23 °C
Precipitation: 11.3 mm
Humidity: 68%
Dew Point: -27 °C
Wind: 20 km/h
Pressure: 102.05 kPa
Visibility: 21 km
March Climate & Weather Averages in Yellowknife
High Temp: -11 °C
Low Temp: -23 °C
Mean Temp: -17 °C
Precipitation: 12.9 mm
Humidity: 64%
Dew Point: -22 °C
Wind: 23 km/h
Pressure: 101.97 kPa
Visibility: 22 km
April Climate & Weather Averages in Yellowknife
High Temp: 0 °C
Low Temp: -11 °C
Mean Temp: -6 °C
Precipitation: 10.8 mm
Humidity: 63%
Dew Point: -12 °C
Wind: 25 km/h
Pressure: 101.82 kPa
Visibility: 23 km
May Climate & Weather Averages in Yellowknife
High Temp: 10 °C
Low Temp: 0 °C
Mean Temp: 5 °C
Precipitation: 14.8 mm
Humidity: 57%
Dew Point: -3 °C
Wind: 26 km/h
Pressure: 101.73 kPa
Visibility: 24 km
June Climate & Weather Averages in Yellowknife
High Temp: 19 °C
Low Temp: 9 °C
Mean Temp: 14 °C
Precipitation: 28.6 mm
Humidity: 56%
Dew Point: 5 °C
Wind: 25 km/h
Pressure: 101.27 kPa
Visibility: 24 km
July Climate & Weather Averages in Yellowknife
High Temp: 22 °C
Low Temp: 13 °C
Mean Temp: 17 °C
Precipitation: 37.7 mm
Humidity: 60%
Dew Point: 9 °C
Wind: 23 km/h
Pressure: 101.18 kPa
Visibility: 23 km
August Climate & Weather Averages in Yellowknife
High Temp: 18 °C
Low Temp: 10 °C
Mean Temp: 14 °C
Precipitation: 43.1 mm
Humidity: 69%
Dew Point: 8 °C
Wind: 23 km/h
Pressure: 101.19 kPa
Visibility: 23 km
September Climate & Weather Averages in Yellowknife
High Temp: 11 °C
Low Temp: 4 °C
Mean Temp: 8 °C
Precipitation: 38.6 mm
Humidity: 77%
Dew Point: 4 °C
Wind: 25 km/h
Pressure: 101.18 kPa
Visibility: 23 km
October Climate & Weather Averages in Yellowknife
High Temp: 2 °C
Low Temp: -3 °C
Mean Temp: -1 °C
Precipitation: 26.5 mm
Humidity: 83%
Dew Point: -3 °C
Wind: 25 km/h
Pressure: 101.28 kPa
Visibility: 21 km
November Climate & Weather Averages in Yellowknife
High Temp: -9 °C
Low Temp: -16 °C
Mean Temp: -12 °C
Precipitation: 23.5 mm
Humidity: 83%
Dew Point: -14 °C
Wind: 24 km/h
Pressure: 101.47 kPa
Visibility: 19 km
December Climate & Weather Averages in Yellowknife
High Temp: -18 °C
Low Temp: -26 °C
Mean Temp: -22 °C
Precipitation: 16.2 mm
Humidity: 73%
Dew Point: -25 °C
Wind: 21 km/h
Pressure: 101.65 kPa
Visibility: 20 km