Click on a day for an hourly weather forecast
The temperatures in Marysville in September are usually low and can range between 11°C and 20°C.
You can expect about 3 to 8 days of rain in Marysville during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Marysville in September 2025.
If you’re planning to visit Marysville in the near future, we highly recommend that you review the 14 day weather forecast for Marysville before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 7° / 2° | 12 | 17 | 2 | 217 mm | Awful | Marysville in January |
| February | 7° / 1° | 11 | 13 | 4 | 160 mm | Awful | Marysville in February |
| March | 9° / 3° | 12 | 17 | 2 | 179 mm | Awful | Marysville in March |
| April | 12° / 4° | 10 | 20 | 0 | 142 mm | Bad | Marysville in April |
| May | 16° / 7° | 7 | 24 | 0 | 96 mm | Ok | Marysville in May |
| June | 20° / 9° | 4 | 26 | 0 | 68 mm | Good | Marysville in June |
| July | 23° / 12° | 2 | 30 | 0 | 23 mm | Perfect | Marysville in July |
| August | 23° / 12° | 2 | 29 | 0 | 31 mm | Perfect | Marysville in August |
| September | 20° / 11° | 6 | 24 | 0 | 99 mm | Good | Marysville in September |
| October | 14° / 8° | 9 | 22 | 0 | 183 mm | Ok | Marysville in October |
| November | 9° / 5° | 12 | 17 | 1 | 230 mm | Bad | Marysville in November |
| December | 6° / 2° | 11 | 18 | 3 | 186 mm | Awful | Marysville in December |