Annual Weather Averages in Yellowknife
Based on weather reports collected during 1992–2021.
All Year Climate & Weather Averages in Yellowknife
High Temp: 71 °F
Low Temp: -20 °F
Mean Temp: 25 °F
Precipitation: 0.92"
Humidity: 69%
Dew Point: 16 °F
Wind: 14 mph
Pressure: 29.99 "Hg
Visibility: 14 mi
January Climate & Weather Averages in Yellowknife
High Temp: -6 °F
Low Temp: -20 °F
Mean Temp: -13 °F
Precipitation: 0.66"
Humidity: 69%
Dew Point: -20 °F
Wind: 12 mph
Pressure: 30.10 "Hg
Visibility: 12 mi
February Climate & Weather Averages in Yellowknife
High Temp: 0 °F
Low Temp: -17 °F
Mean Temp: -9 °F
Precipitation: 0.45"
Humidity: 68%
Dew Point: -16 °F
Wind: 13 mph
Pressure: 30.14 "Hg
Visibility: 13 mi
March Climate & Weather Averages in Yellowknife
High Temp: 13 °F
Low Temp: -9 °F
Mean Temp: 2 °F
Precipitation: 0.51"
Humidity: 64%
Dew Point: -7 °F
Wind: 14 mph
Pressure: 30.11 "Hg
Visibility: 14 mi
April Climate & Weather Averages in Yellowknife
High Temp: 32 °F
Low Temp: 12 °F
Mean Temp: 22 °F
Precipitation: 0.42"
Humidity: 63%
Dew Point: 11 °F
Wind: 15 mph
Pressure: 30.07 "Hg
Visibility: 14 mi
May Climate & Weather Averages in Yellowknife
High Temp: 51 °F
Low Temp: 32 °F
Mean Temp: 41 °F
Precipitation: 0.58"
Humidity: 57%
Dew Point: 26 °F
Wind: 16 mph
Pressure: 30.04 "Hg
Visibility: 15 mi
June Climate & Weather Averages in Yellowknife
High Temp: 66 °F
Low Temp: 48 °F
Mean Temp: 57 °F
Precipitation: 1.13"
Humidity: 56%
Dew Point: 41 °F
Wind: 15 mph
Pressure: 29.91 "Hg
Visibility: 15 mi
July Climate & Weather Averages in Yellowknife
High Temp: 71 °F
Low Temp: 55 °F
Mean Temp: 63 °F
Precipitation: 1.48"
Humidity: 60%
Dew Point: 48 °F
Wind: 14 mph
Pressure: 29.88 "Hg
Visibility: 14 mi
August Climate & Weather Averages in Yellowknife
High Temp: 65 °F
Low Temp: 51 °F
Mean Temp: 58 °F
Precipitation: 1.70"
Humidity: 69%
Dew Point: 47 °F
Wind: 15 mph
Pressure: 29.88 "Hg
Visibility: 14 mi
September Climate & Weather Averages in Yellowknife
High Temp: 52 °F
Low Temp: 40 °F
Mean Temp: 46 °F
Precipitation: 1.52"
Humidity: 77%
Dew Point: 39 °F
Wind: 16 mph
Pressure: 29.88 "Hg
Visibility: 14 mi
October Climate & Weather Averages in Yellowknife
High Temp: 35 °F
Low Temp: 26 °F
Mean Temp: 31 °F
Precipitation: 1.05"
Humidity: 83%
Dew Point: 26 °F
Wind: 16 mph
Pressure: 29.91 "Hg
Visibility: 13 mi
November Climate & Weather Averages in Yellowknife
High Temp: 17 °F
Low Temp: 3 °F
Mean Temp: 10 °F
Precipitation: 0.93"
Humidity: 83%
Dew Point: 6 °F
Wind: 15 mph
Pressure: 29.96 "Hg
Visibility: 12 mi
December Climate & Weather Averages in Yellowknife
High Temp: 0 °F
Low Temp: -14 °F
Mean Temp: -7 °F
Precipitation: 0.64"
Humidity: 73%
Dew Point: -13 °F
Wind: 13 mph
Pressure: 30.02 "Hg
Visibility: 12 mi