Click on a day for an hourly weather forecast
The temperatures in Bellevue in October are quite cold with temperatures between 7°C and 16°C, warm clothes are a must.
You can expect rain for roughly half of the month of October in Bellevue. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Bellevue in October 2025.
If you’re planning to visit Bellevue in the near future, we highly recommend that you review the 14 day weather forecast for Bellevue before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 8° / 2° | 12 | 17 | 2 | 122 mm | Awful | Bellevue in January |
| February | 8° / 2° | 9 | 15 | 4 | 86 mm | Awful | Bellevue in February |
| March | 11° / 3° | 10 | 20 | 2 | 93 mm | Awful | Bellevue in March |
| April | 14° / 5° | 7 | 23 | 0 | 73 mm | Ok | Bellevue in April |
| May | 19° / 7° | 4 | 27 | 0 | 49 mm | Good | Bellevue in May |
| June | 22° / 9° | 3 | 27 | 0 | 38 mm | Good | Bellevue in June |
| July | 26° / 12° | 1 | 30 | 0 | 14 mm | Perfect | Bellevue in July |
| August | 26° / 13° | 2 | 29 | 0 | 20 mm | Perfect | Bellevue in August |
| September | 22° / 11° | 3 | 27 | 0 | 47 mm | Good | Bellevue in September |
| October | 16° / 7° | 8 | 23 | 0 | 93 mm | Ok | Bellevue in October |
| November | 10° / 4° | 11 | 19 | 1 | 108 mm | Bad | Bellevue in November |
| December | 7° / 1° | 9 | 19 | 3 | 108 mm | Awful | Bellevue in December |