Kumagaya Weather in September

Thinking of visiting Kumagaya in September? Expect high temperatures reaching 28°C (82°F) during the day, dropping to 20°C (68°F) at night, and be prepared for the wettest month of the year.

Rainfall in Kumagaya in September

In this month, the heaviest downpours of the year are not uncommon. Carrying a poncho might be your best bet to stay dry. Typically, you can expect about 20 days of rain this month, with 225 mm (8.9 in) on average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Kumagaya in September

Daytime highs in Kumagaya in September reach 28°C (82°F), with nights around 20°C (68°F). September is known for being in the summer season. Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 20°C (68°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Kumagaya in September

You can expect a moderate amount of sunlight, with approximately 137 hours. This means a pleasant mix of sun and overcast.

For Kumagaya itself, May generally stands out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.