Kumejima Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Kumejima.
Climate overview of Kumejima
Kumejima, Japan, experiences moderate temperature changes through the seasons. July is the warmest month with daytime highs of 30°C (86°F), while January is the coolest at 21°C (70°F).
Rainfall is high, totalling around 2031 mm (80 in) per year. June is the wettest month and November the driest. The city also experiences a distinct rainy season from April to June.
Kumejima Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Kumejima - and find the best time to visit.
Monthly Temperature in Kumejima
The weather in Kumejima changes moderately throughout the year, offering enough variation to appreciate each season. Average maximum daytime temperatures range from a very warm 30°C (86°F) in July, the warmest time of the year, to a pleasant 21°C (70°F) during cooler months like January.
At night, you can expect temperatures ranging from 28°C (82°F) in July to around 17°C (63°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Kumejima
Kumejima has a relatively rainy climate with high precipitation levels, averaging 2031 mm (80 in) of rainfall annually. While rainfall varies throughout the year, each season offers its own charm. June brings wetter days averaging 256 mm (10 in) of precipitation, spread over 19 rainy days.
In contrast, the driest month November experiences a drier climate, with about 120 mm (4.7 in) of rainfall spread across 20 rainy days. For more details, please visit our Kumejima Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Kumejima
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, October, November and December
- Warmest weather: July, August and September
- Seasonal pattern: A distinct rainy season from April to June
Frequently asked questions about the climate in Kumejima
What is the best time to visit Kumejima?
January, February, March, October, November and December typically offer the most optimal weather in Kumejima. In contrast, August tends to have less optimal conditions. Kumejima has a distinct rainy season from April to June.
What temperatures can I expect in Kumejima?
Daytime highs range from 21°C (70°F) in January to 30°C (86°F) in July. Nighttime lows range from 17°C (63°F) to 28°C (82°F).
How much rain does Kumejima get?
Annual rainfall is around 2031 mm (80 in). June is the wettest month with 256 mm (10 in), while November is the driest with 120 mm (4.7 in).
Kumejima 3-Day Forecast
Kumejima on the map
Kumejima is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
Osaka
32°C (90°F) Tokyo30°C (86°F) Naha
30°C (86°F) Kyoto31°C (88°F) Hakone28°C (82°F) Hakuba26°C (79°F) Sapporo24°C (75°F) Niseko24°C (75°F) 
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