Click on a day for an hourly weather forecast
The temperatures in Matsumoto in September are comfortable with low of 13°C and and high up to 25°C.
You can expect rain for roughly half of the month of September in Matsumoto. 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 Matsumoto in September 2025.
If you’re planning to visit Matsumoto in the near future, we highly recommend that you review the 14 day weather forecast for Matsumoto before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -8° | 17 | 6 | 9 | 90 mm | Awful | Matsumoto in January |
| February | 3° / -7° | 13 | 10 | 5 | 99 mm | Awful | Matsumoto in February |
| March | 8° / -3° | 12 | 14 | 5 | 139 mm | Awful | Matsumoto in March |
| April | 14° / 2° | 9 | 19 | 1 | 152 mm | Ok | Matsumoto in April |
| May | 21° / 7° | 10 | 21 | 0 | 174 mm | Ok | Matsumoto in May |
| June | 24° / 12° | 14 | 16 | 0 | 204 mm | Good | Matsumoto in June |
| July | 27° / 17° | 19 | 12 | 0 | 273 mm | Good | Matsumoto in July |
| August | 29° / 18° | 15 | 16 | 0 | 182 mm | Ok | Matsumoto in August |
| September | 25° / 13° | 12 | 19 | 0 | 196 mm | Good | Matsumoto in September |
| October | 19° / 7° | 8 | 23 | 0 | 182 mm | Ok | Matsumoto in October |
| November | 12° / 1° | 8 | 21 | 1 | 104 mm | Bad | Matsumoto in November |
| December | 5° / -5° | 16 | 9 | 7 | 108 mm | Awful | Matsumoto in December |