Shiroishi Weather in September
What's the weather like in Shiroishi (Miyagi) in September 2024?
The climate in Shiroishi during September can be summarized as warm and wet.
September is in the fall / autumn in Shiroishi and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around 23°C (73°F), whilst at night 15°C (58°F) is normal.
| Daytime temperature | 22.8°C 73°F |
|---|---|
| Nightly temperature | 14.7°C 58.4°F |
| Average temperature | 18.7°C 65.7°F |
| Daily sunshine | 4.5 hrs |
| Avg rainfall | 164 mm 6.4 ins |
| Rainy days | 20 days |
| Sea temperature | 23.4°C 74.2°F |
| Humidity | 80% |
| Windspeed | 7.6kph 5 mph |
On average September is the 2nd wettest month of the year in Shiroishi with around 164mm 6.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.5 hours of sunshine per day.
September temperatures in Shiroishi
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Shiroishi in September 2024.
Other monthly averages
Best places to visit in September
Shiroishi weather stats
| Hottest month: | August | 27.6°C 81.7°F |
|---|---|---|
| Driest month: | December | 50mm 2ins |
| Sunniest month: | April | 6.6hrs |
| Coldest month: | January | 1.9°C 35.4°F |
| Wettest month: | August | 167mm 6.6ins |
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