Annual Weather Averages in Yellowknife
Based on weather reports collected during 1985–2015.
All Year Climate & Weather Averages in Yellowknife
High Temp: 71 °F
Low Temp: -21 °F
Mean Temp: 25 °F
Precipitation: 0.49"
Humidity: 67%
Dew Point: 15 °F
Wind: 8 mph
Pressure: 29.99 "Hg
Visibility: 14 mi
January Climate & Weather Averages in Yellowknife
High Temp: -7 °F
Low Temp: -21 °F
Mean Temp: -14 °F
Precipitation: 0.40"
Humidity: 66%
Dew Point: -22 °F
Wind: 6 mph
Pressure: 30.08 "Hg
Visibility: 12 mi
February Climate & Weather Averages in Yellowknife
High Temp: 0 °F
Low Temp: -17 °F
Mean Temp: -8 °F
Precipitation: 0.27"
Humidity: 66%
Dew Point: -16 °F
Wind: 7 mph
Pressure: 30.13 "Hg
Visibility: 13 mi
March Climate & Weather Averages in Yellowknife
High Temp: 12 °F
Low Temp: -9 °F
Mean Temp: 2 °F
Precipitation: 0.29"
Humidity: 63%
Dew Point: -8 °F
Wind: 8 mph
Pressure: 30.10 "Hg
Visibility: 14 mi
April Climate & Weather Averages in Yellowknife
High Temp: 33 °F
Low Temp: 12 °F
Mean Temp: 23 °F
Precipitation: 0.12"
Humidity: 62%
Dew Point: 12 °F
Wind: 8 mph
Pressure: 30.07 "Hg
Visibility: 14 mi
May Climate & Weather Averages in Yellowknife
High Temp: 50 °F
Low Temp: 32 °F
Mean Temp: 41 °F
Precipitation: 0.22"
Humidity: 57%
Dew Point: 26 °F
Wind: 9 mph
Pressure: 30.02 "Hg
Visibility: 15 mi
June Climate & Weather Averages in Yellowknife
High Temp: 66 °F
Low Temp: 48 °F
Mean Temp: 57 °F
Precipitation: 0.44"
Humidity: 55%
Dew Point: 40 °F
Wind: 8 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: 0.60"
Humidity: 59%
Dew Point: 47 °F
Wind: 8 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: 0.87"
Humidity: 68%
Dew Point: 47 °F
Wind: 8 mph
Pressure: 29.89 "Hg
Visibility: 14 mi
September Climate & Weather Averages in Yellowknife
High Temp: 52 °F
Low Temp: 40 °F
Mean Temp: 46 °F
Precipitation: 0.83"
Humidity: 76%
Dew Point: 38 °F
Wind: 8 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: 0.70"
Humidity: 82%
Dew Point: 25 °F
Wind: 9 mph
Pressure: 29.91 "Hg
Visibility: 13 mi
November Climate & Weather Averages in Yellowknife
High Temp: 15 °F
Low Temp: 1 °F
Mean Temp: 8 °F
Precipitation: 0.65"
Humidity: 80%
Dew Point: 4 °F
Wind: 8 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: 0.43"
Humidity: 71%
Dew Point: -14 °F
Wind: 7 mph
Pressure: 30.02 "Hg
Visibility: 12 mi