Monthly weather forecast and climate
Kumamoto, Japan

January, like December, is another chilly winter month in Kumamoto, Japan, with average temperature varying between 1.7°C (35.1°F) and 8.3°C (46.9°F). January is the coldest month, with an average high-temperature of 8.3°C (46.9°F) and an average low-temperature of 1.7°C (35.1°F). Weather in January »

The last month of the winter, February, is a cool month in Kumamoto, Japan, with average temperature varying between 10.3°C (50.5°F) and 3.1°C (37.6°F). In Kumamoto, the average high-temperature is almost the same as in January - a cool 10.3°C (50.5°F). Weather in February »

The first month of the spring, March, is a moderate month in Kumamoto, Japan, with average temperature varying between 5.6°C (42.1°F) and 13.5°C (56.3°F). In Kumamoto, the average high-temperature slightly increases, from a fresh 10.3°C (50.5°F) in February, to a mild 13.5°C (56.3°F). Weather in March »

April is an enjoyable spring month in Kumamoto, Japan, with temperature in the range of an average low of 9.8°C (49.6°F) and an average high of 18.3°C (64.9°F). In Kumamoto, the average high-temperature marginally rises, from a moderate 13.5°C (56.3°F) in March, to a comfortable 18.3°C (64.9°F). Weather in April »

The last month of the spring, May, is a warm month in Kumamoto, Japan, with average temperature varying between 23.2°C (73.8°F) and 14.3°C (57.7°F). In Kumamoto, Japan, the average high-temperature slightly increases, from a comfortable 18.3°C (64.9°F) in April, to a warm 23.2°C (73.8°F). Weather in May »

The first month of the summer, June, is also a moderately hot month in Kumamoto, Japan, with temperature in the range of an average high of 25.2°C (77.4°F) and an average low of 18.5°C (65.3°F). In Kumamoto, Japan, the average high-temperature in June is relatively the same as in May - a still warm 25.2°C (77.4°F). Weather in June »

July, like June, in Kumamoto, Japan, is a moderately hot summer month, with average temperature fluctuating between 28.4°C (83.1°F) and 22.3°C (72.1°F). In Kumamoto, the average high-temperature in July marginally rises, from 25.2°C (77.4°F) in June, to a still warm 28.4°C (83.1°F). Weather in July »

The last month of the summer, August, is a hot month in Kumamoto, Japan, with temperature in the range of an average low of 23.3°C (73.9°F) and an average high of 30.4°C (86.7°F). With an average high-temperature of 30.4°C (86.7°F) and an average low-temperature of 23.3°C (73.9°F), August is the warmest month. The average heat index in August is evaluated at a very hot 38.3°C (100.9°F). Weather in August »

September, the first month of the autumn, in Kumamoto, is still a warm month, with average temperature varying between 19.6°C (67.3°F) and 26.9°C (80.4°F). In Kumamoto, the average high-temperature slightly decreases, from a hot 30.4°C (86.7°F) in August, to a moderately hot 26.9°C (80.4°F). Weather in September »

October, like September, is another pleasant autumn month in Kumamoto, Japan, with average temperature varying between 15.1°C (59.2°F) and 22.5°C (72.5°F). In October, the average high-temperature marginally drops, from a warm 26.9°C (80.4°F) in September, to an agreeable 22.5°C (72.5°F). Weather in October »

The last month of the autumn, November, is another comfortable month in Kumamoto, Japan, with average temperature fluctuating between 9.9°C (49.8°F) and 16.5°C (61.7°F). In Kumamoto, the average high-temperature decreases, from a pleasant 22.5°C (72.5°F) in October, to an enjoyable 16.5°C (61.7°F). Weather in November »

December, the first month of the winter, in Kumamoto, is still a cool month, with average temperature ranging between min 4.4°C (39.9°F) and max 10.4°C (50.7°F). In Kumamoto, the average high-temperature in December drops, from an enjoyable 16.5°C (61.7°F) in November, to a fresh 10.4°C (50.7°F). Weather in December »

What is the coldest month in Kumamoto?

The coldest month is January, with an average high-temperature of 8.3°C (46.9°F) and an average low-temperature of 1.7°C (35.1°F).

How much does it rain in Kumamoto?

In Kumamoto, during the entire year, the rain falls for 179.9 days and collects up to 1028mm (40.47") of precipitation.

What is the driest month in Kumamoto?

January is the month with the least rainfall in Kumamoto. Rain falls for 10.5 days and accumulates 36mm (1.42") of precipitation.

When does it snow in Kumamoto?

Months with snowfall are January through March and December.

How much does it snow in Kumamoto?

In Kumamoto, during the entire year, snow falls for 7 days, and aggregates up to 38mm (1.5") of snow.

When does it snow the most in Kumamoto?

January is the month with the most snowfall in Kumamoto. Snow falls for 3.3 days and accumulates 16mm (0.63") of snow.

What is the month with the least sunshine in Kumamoto?

With an average of 5.1h of sunshine, January has the least sunshine of the year.

When is the lowest UV index in Kumamoto?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Kumamoto.

What are the months with the coldest sea water in Kumamoto?

February and March, with an average sea temperature of 18°C (64.4°F), are months with the coldest seawater.

What is the least humid month in Kumamoto?

March and April, with an average relative humidity of 72%, are the least humid months in Kumamoto.

When it does not snow in Kumamoto?

April through November are months without snowfall.

What is the rainiest month in Kumamoto?

June is the month with the most rainfall in Kumamoto. Rain falls for 20.8 days and accumulates 216mm (8.5") of precipitation.

When are the longest days in Kumamoto?

June has the longest days of the year in Kumamoto, Japan, with an average of 14.3h of daylight.

What is the most humid month in Kumamoto?

With an average relative humidity of 83%, July is the most humid month in Kumamoto.

When is the highest UV index in Kumamoto?

With an average maximum UV index of 7, July is the month with the highest UV index in Kumamoto.

What is the warmest month in Kumamoto?

The warmest month in Kumamoto, Japan, is August, with an average high-temperature of 30.4°C (86.7°F) and an average low-temperature of 23.3°C (73.9°F).

What month is the sea warmest in Kumamoto?

The month with the warmest seawater in Kumamoto is August, with an average sea temperature of 28°C (82.4°F).

What month has the most sunshine in Kumamoto?

With an average of 10.5h of sunshine, August has the most sunshine of the year in Kumamoto.

What is the month with the shortest days in Kumamoto?

December has the shortest days of the year, with an average of 10h of daylight.
Average temperature - Kumamoto, Japan
Average pressure - Kumamoto, Japan

The month with the highest atmospheric pressure is January (1021.8mbar).
The month with the lowest atmospheric pressure is June (1008.2mbar).

Average wind speed - Kumamoto, Japan

The windiest month (with the highest average wind speed) is March (8.7km/h).
The calmest month (with the lowest average wind speed) is June (7km/h).

Average humidity - Kumamoto, Japan
Average rainfall - Kumamoto, Japan
Average rainfall days - Kumamoto, Japan

The month with the highest number of rainy days is July (23.4 days).
The month with the least rainy days is January (10.5 days).

Average snowfall - Kumamoto, Japan

The month with the highest snowfall is January (16mm).
Months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days - Kumamoto, Japan

The month with the highest number of snowfall days is January (3.3 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature - Kumamoto, Japan

The best month for swimming (with the highest average sea temperature) is August (28°C).
The coldest months (with the lowest average sea temperature) are February and March (18°C).

Average daylight / Average sunshine - Kumamoto, Japan

The month with the longest days is June (Average daylight: 14.3h).
The month with the shortest days is December (Average daylight: 10h).

The month with the most sunshine is August (Average sunshine: 10.5h).
The month with the least sunshine is January (Average sunshine: 5.1h).

Average sunshine days - Kumamoto, Japan