Click on a day for an hourly weather forecast
The temperatures in Miyagi in September are comfortable with low of 16°C and and high up to 23°C.
You can expect rain for roughly half of the month of September in Miyagi. 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 Miyagi in September 2025.
If you’re planning to visit Miyagi in the near future, we highly recommend that you review the 14 day weather forecast for Miyagi before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 1° / -4° | 11 | 1 | 27 | 157 mm | Awful | Miyagi in January |
| February | 2° / -4° | 10 | 1 | 22 | 125 mm | Awful | Miyagi in February |
| March | 7° / 0° | 10 | 7 | 15 | 160 mm | Awful | Miyagi in March |
| April | 13° / 5° | 9 | 17 | 4 | 171 mm | Awful | Miyagi in April |
| May | 20° / 10° | 8 | 23 | 0 | 171 mm | Ok | Miyagi in May |
| June | 23° / 14° | 8 | 22 | 0 | 169 mm | Good | Miyagi in June |
| July | 26° / 19° | 12 | 19 | 0 | 229 mm | Good | Miyagi in July |
| August | 28° / 20° | 10 | 21 | 0 | 222 mm | Good | Miyagi in August |
| September | 23° / 16° | 8 | 22 | 0 | 199 mm | Good | Miyagi in September |
| October | 17° / 10° | 7 | 24 | 0 | 222 mm | Ok | Miyagi in October |
| November | 11° / 5° | 8 | 18 | 5 | 119 mm | Awful | Miyagi in November |
| December | 4° / -1° | 11 | 2 | 20 | 155 mm | Awful | Miyagi in December |