Shinjō Weather in October
What's the weather like in Shinjō (Yamagata) in October 2025?
The climate in Shinjō during October can be summarized as mild and wet.
October is in the fall / autumn in Shinjō and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 18°C (64°F), whilst at night 8°C (47°F) is normal.
| Daytime temperature | 17.7°C 63.9°F |
|---|---|
| Nightly temperature | 8.3°C 46.9°F |
| Average temperature | 13°C 55.4°F |
| Daily sunshine | 5 hrs |
| Avg rainfall | 125 mm 4.9 ins |
| Rainy days | 20 days |
| Sea temperature | 20.3°C 68.6°F |
| Humidity | 75% |
| Windspeed | 9.7kph 6 mph |
On average October is the 6th wettest month of the year in Shinjō with around 125mm 4.9 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 5 hours of sunshine per day.
October temperatures in Shinjō
October rainfall
October 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 Shinjō in October 2025.
Other monthly averages
Best places to visit in October
Shinjō weather stats
| Hottest month: | August | 28.9°C 84°F |
|---|---|---|
| Driest month: | March | 85mm 3.3ins |
| Sunniest month: | April | 6.5hrs |
| Coldest month: | January | 1.5°C 34.7°F |
| Wettest month: | July | 169mm 6.7ins |
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