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Weather & Climate
Yellowknife, Northwest Territories, Canada
Overview
Climate data and monthly weather averages for Yellowknife.
Key Metrics
Annual Avg
-6.1°C
Summer Avg
15.5°C
Winter Avg
-27.7°C
Record High
30.5°C
Record Low
-55.7°C
Annual Precipitation
410.5 mm
Avg Humidity
84%
Summer Humidity
68%
Winter Humidity
95%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | -0.1° | -29.5° | -55.7° | 20.8 | 95% | 8 | 46.2 |
| Feb | 0.4° | -26.5° | -52.6° | 13.4 | 95% | 28 | 48.2 |
| Mar | 0.8° | -18.5° | -48.3° | 19.5 | 95% | 83 | 51.3 |
| Apr | 17.3° | -6.4° | -35.1° | 19.2 | 91% | 137 | 63.3 |
| May | 24.4° | 5.9° | -18.8° | 44.3 | 75% | 177 | 55.2 |
| Jun | 28.7° | 14.5° | -0.1° | 54.6 | 68% | 182 | 57.1 |
| Jul | 30.5° | 17.5° | 4.2° | 61.7 | 65% | 164 | 47.8 |
| Aug | 29.8° | 14.5° | 0.5° | 56.4 | 70% | 125 | 56 |
| Sep | 23.4° | 7.1° | -8.4° | 47.1 | 79% | 74 | 58.4 |
| Oct | 12.9° | -4.3° | -24.8° | 29.4 | 89% | 30 | 50.3 |
| Nov | 1.5° | -20.3° | -45.8° | 25.2 | 95% | 9 | 52.2 |
| Dec | -1° | -27.2° | -52.5° | 18.9 | 95% | 3 | 49 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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