Minamata Weather in May
What's the weather like in Minamata (Kumamoto) in May 2025?
The climate in Minamata during May can be summarized as warm and very wet.
May is in the spring in Minamata and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 14°C (57°F) is normal.
| Daytime temperature | 23.6°C 74.5°F |
|---|---|
| Nightly temperature | 14°C 57.2°F |
| Average temperature | 18.8°C 65.8°F |
| Daily sunshine | 5.9 hrs |
| Avg rainfall | 222 mm 8.7 ins |
| Rainy days | 16 days |
| Sea temperature | 20.9°C 69.6°F |
| Humidity | 76% |
| Windspeed | 7.9kph 5 mph |
On average May is the 3rd wettest month of the year in Minamata with around 222mm 8.7 inches of rain making it a very wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.9 hours of sunshine per day.
May temperatures in Minamata
May rainfall
May 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 Minamata in May 2025.
Other monthly averages
Minamata weather stats
| Hottest month: | August | 30.8°C 87.4°F |
|---|---|---|
| Driest month: | December | 68mm 2.7ins |
| Sunniest month: | August | 7.2hrs |
| Coldest month: | January | 9.4°C 48.9°F |
| Wettest month: | June | 410mm 16.1ins |
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