Iiyama Weather in October
What's the weather like in Iiyama (Nagano) in October 2024?
The climate in Iiyama during October can be summarized as mild and damp.
October is in the fall / autumn in Iiyama and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a cool 17°C (63°F), whilst at night 7°C (45°F) is normal.
| Daytime temperature | 17°C 62.6°F |
|---|---|
| Nightly temperature | 7.4°C 45.3°F |
| Average temperature | 12.2°C 54°F |
| Daily sunshine | 4.9 hrs |
| Avg rainfall | 114 mm 4.5 ins |
| Rainy days | 17 days |
| Sea temperature | 21.5°C 70.7°F |
| Humidity | 77% |
| Windspeed | 8.6kph 5 mph |
On average October is the 5th wettest month of the year in Iiyama with around 114mm 4.5 inches of rain making it a damp time to visit. This rainfall is typically spread over 17 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.9 hours of sunshine per day.
October temperatures in Iiyama
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 Iiyama in October 2024.
Other monthly averages
Best places to visit in October
Iiyama weather stats
| Hottest month: | August | 28°C 82.4°F |
|---|---|---|
| Driest month: | March | 78mm 3.1ins |
| Sunniest month: | April | 6.5hrs |
| Coldest month: | January | 1.9°C 35.4°F |
| Wettest month: | July | 182mm 7.2ins |
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