Ryōtsu Weather in June
What's the weather like in Ryōtsu (Niigata) in June 2025?
The climate in Ryōtsu during June can be summarized as warm and wet.
June is in the summer in Ryōtsu and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 22°C (71°F), whilst at night 14°C (58°F) is normal.
| Daytime temperature | 21.9°C 71.3°F |
|---|---|
| Nightly temperature | 14.4°C 57.8°F |
| Average temperature | 18.1°C 64.6°F |
| Daily sunshine | 5.9 hrs |
| Avg rainfall | 131 mm 5.1 ins |
| Rainy days | 17 days |
| Sea temperature | 18°C 64.4°F |
| Humidity | 79% |
| Windspeed | 9.7kph 6 mph |
On average June is the 5th driest month of the year in Ryōtsu with around 131mm 5.1 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.
June temperatures in Ryōtsu
June rainfall
June 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 Ryōtsu in June 2025.
Other monthly averages
Ryōtsu weather stats
| Hottest month: | August | 28.1°C 82.6°F |
|---|---|---|
| Driest month: | March | 95mm 3.7ins |
| Sunniest month: | August | 7hrs |
| Coldest month: | February | 3.8°C 38.8°F |
| Wettest month: | December | 179mm 7ins |
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