Yellowknife Climate: Weather by Month and Best Time to Visit
Best months for Yellowknife: July, June.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | -22°C | -28°C | 11 mm | 3 | – | – | 4.6 |
| February | -18°C | -26°C | 6 mm | 2 | – | – | 4.8 |
| March | -11°C | -21°C | 10 mm | 3 | – | – | 4.7 |
| April | 0°C | -10°C | 11 mm | 3 | – | – | 4.7 |
| May | 11°C | 0°C | 19 mm | 4 | – | – | 6.6 |
| June | 19°C | 9°C | 25 mm | 5 | – | – | 7.9 |
| July | 22°C | 13°C | 36 mm | 7 | – | – | 8.0 |
| August | 19°C | 11°C | 46 mm | 10 | – | – | 7.3 |
| September | 12°C | 5°C | 40 mm | 8 | – | – | 6.3 |
| October | 2°C | -3°C | 24 mm | 6 | – | – | 4.7 |
| November | -9°C | -15°C | 15 mm | 5 | – | – | 4.5 |
| December | -18°C | -24°C | 11 mm | 4 | – | – | 4.6 |