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The temperatures in Spokane in May are quite cold with temperatures between 5°C and 18°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Spokane during the month of May. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Spokane can expect a few days of snow in May.
Our weather forecast can give you a great sense of what weather to expect in Spokane in May 2025.
If you’re planning to visit Spokane in the near future, we highly recommend that you review the 14 day weather forecast for Spokane before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -5° | 9 | 7 | 16 | 127 mm | Awful | Spokane in January |
| February | 3° / -4° | 8 | 7 | 15 | 87 mm | Awful | Spokane in February |
| March | 8° / -1° | 10 | 12 | 9 | 124 mm | Awful | Spokane in March |
| April | 12° / 2° | 7 | 19 | 4 | 81 mm | Awful | Spokane in April |
| May | 18° / 5° | 6 | 25 | 1 | 76 mm | Good | Spokane in May |
| June | 22° / 9° | 6 | 24 | 0 | 78 mm | Good | Spokane in June |
| July | 29° / 13° | 2 | 29 | 0 | 23 mm | Good | Spokane in July |
| August | 29° / 14° | 1 | 30 | 0 | 22 mm | Good | Spokane in August |
| September | 23° / 10° | 2 | 27 | 0 | 35 mm | Perfect | Spokane in September |
| October | 14° / 4° | 6 | 23 | 1 | 93 mm | Good | Spokane in October |
| November | 6° / -1° | 8 | 13 | 9 | 105 mm | Awful | Spokane in November |
| December | 0° / -5° | 7 | 7 | 17 | 119 mm | Awful | Spokane in December |