Spokane Climate: Weather by Month and Best Time to Visit
Best months for Spokane: September, August, July, June.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 2°C | -4°C | 69 mm | 13 | – | – | 3.8 |
| February | 5°C | -3°C | 49 mm | 10 | – | – | 4.7 |
| March | 10°C | 0°C | 62 mm | 12 | – | – | 5.4 |
| April | 15°C | 3°C | 51 mm | 10 | – | – | 6.6 |
| May | 21°C | 8°C | 46 mm | 8 | – | – | 7.8 |
| June | 24°C | 11°C | 34 mm | 6 | – | – | 8.3 |
| July | 30°C | 15°C | 13 mm | 3 | – | – | 8.4 |
| August | 30°C | 14°C | 12 mm | 2 | – | – | 8.5 |
| September | 24°C | 10°C | 19 mm | 4 | – | – | 8.6 |
| October | 15°C | 4°C | 46 mm | 8 | – | – | 6.9 |
| November | 6°C | 0°C | 72 mm | 12 | – | – | 4.7 |
| December | 2°C | -4°C | 78 mm | 13 | – | – | 3.7 |