Katsuura Weather in June
What's the weather like in Katsuura (Chiba) in June 2025?
The climate in Katsuura during June can be summarized as warm, humid and very wet.
June is in the summer in Katsuura and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a muggy 23°C (73°F), whilst at night 17°C (63°F) is normal.
| Daytime temperature | 23°C 73.4°F |
|---|---|
| Nightly temperature | 17.2°C 63°F |
| Average temperature | 20.1°C 68.2°F |
| Daily sunshine | 4.5 hrs |
| Avg rainfall | 225 mm 8.9 ins |
| Rainy days | 19 days |
| Sea temperature | 21.9°C 71.4°F |
| Humidity | 84% |
| Windspeed | 12.2kph 8 mph |
On average June is the 3rd wettest month of the year in Katsuura with around 225mm 8.9 inches of rain making it a very wet time to visit. This rainfall is typically spread over 19 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.5 hours of sunshine per day.
June temperatures in Katsuura
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 Katsuura in June 2025.
Other monthly averages
Katsuura weather stats
| Hottest month: | August | 28.4°C 83.1°F |
|---|---|---|
| Driest month: | December | 82mm 3.2ins |
| Sunniest month: | December | 5.8hrs |
| Coldest month: | January | 10.1°C 50.2°F |
| Wettest month: | October | 251mm 9.9ins |
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