The weather in Kumamoto in June is hot. The average temperatures are between 20°C and 25°C.
You can expect rain for roughly half of the month of June in Kumamoto. We’re expecting roughly 8 to 15 days of rain, so your rubber boots and umbrella are going to see plenty of use this month if you’re keen on staying dry.
Our weather forecast can give you a great sense of what weather to expect in Kumamoto in June 2025.
If you’re planning to visit Kumamoto in the near future, we highly recommend that you review the 14 day weather forecast for Kumamoto before you arrive.
Temperatures
25° / 20°
Rainy Days
12
Snowy Days
0
Dry Days
18
Rainfall
534
mm
Sun Hours
9.0
Hrs
