Ōtsu Weather in April
What's the weather like in Ōtsu (Shiga) in April 2025?
The climate in Ōtsu during April can be summarized as mild and wet.
April is in the spring in Ōtsu and is typically the 6th coldest month of the year. Daytime maximum temperatures average around a cool 18°C (64°F), whilst at night 8°C (45°F) is normal.
| Daytime temperature | 18°C 64.3°F |
|---|---|
| Nightly temperature | 7.5°C 45.4°F |
| Average temperature | 12.7°C 54.9°F |
| Daily sunshine | 5.9 hrs |
| Avg rainfall | 133 mm 5.2 ins |
| Rainy days | 17 days |
| Sea temperature | 14.4°C 58°F |
| Humidity | 68% |
| Windspeed | 10.1kph 6 mph |
On average April is the 5th wettest month of the year in Ōtsu with around 133mm 5.2 inches of rain making it a wet 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 5.9 hours of sunshine per day.
April temperatures in Ōtsu
April rainfall
April 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 Ōtsu in April 2025.
Other monthly averages
Ōtsu weather stats
| Hottest month: | August | 31.3°C 88.3°F |
|---|---|---|
| Driest month: | December | 68mm 2.7ins |
| Sunniest month: | August | 6.5hrs |
| Coldest month: | January | 6.7°C 44.1°F |
| Wettest month: | June | 224mm 8.8ins |
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