Monthly weather forecast and climate
Koya, Japan

What is the coldest month in Koya?

The coldest month in Koya is January, with an average high-temperature of 6°C (42.8°F) and an average low-temperature of -1°C (30.2°F).

How much does it rain in Koya?

In Koya, Japan, during the entire year, the rain falls for 199 days and collects up to 1976mm (77.8") of precipitation.

What is the wettest month in Koya?

June is the month with the most rainfall in Koya, Japan. Rain falls for 19 days and accumulates 295mm (11.6") of precipitation.

What is the warmest month in Koya?

August is the warmest month in Koya, Japan, with an average high-temperature of 29°C (84.2°F) and an average low-temperature of 21°C (69.8°F).

What is the driest month in Koya?

The month with the least rainfall in Koya is December when the rain falls for 14 days and typically collects 42mm (1.7") of precipitation.
Average rainfall - Koya, Japan
Average rainfall days - Koya, Japan

Months with the highest number of rainy days are June and July (19 days).
The month with the lowest number of rainy days is November (13 days).

Average daylight / Average sunshine - Koya, Japan

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).

Months with most sunshine are April, May and August (Average sunshine: 6h).
Months with least sunshine are January, February, March, June, July, September, October, November and December (Average sunshine: 5).

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