Kumamoto weather and climate in 2024
Day
25 °C
Night
15 °C
Sea
19 °C
Precipitation
196 mm
in month
Rainy days
12 days
in month
Daylight
14 hours
average
Sunshine
6 hours
average
Humidity
73 %
Day
25 °C
Night
15 °C
Sea
19 °C
Precipitation
196 mm
in month
Rainy days
12 days
in month
Daylight
14 hours
average
Sunshine
6 hours
average
Humidity
73 %
Overview: Kumamoto
Weather charts for Kumamoto
We make the most from 40 years of historical weather data to predict the best weather conditions.
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Weather overview for Kumamoto
Weather overview
Kumamoto (Japan) in general has a mild climate. Temperatures during the day are in the range from 10 °C (51 °F) in January to 32 °C (90 °F) in August. The highest night temperatures could be experienced in August with 24 °C (74 °F), the lowest in January with 1 °C (34 °F). The driest month is October with just 9 days of rain, on the contrary, the month when it rains the most is July with 18 days of rain.
January weather
The minimum of the rainfall amount can be noticed, with its value of 59 mm (2.34 in) in Kumamoto. The minimum of the night temperature can be noticed, and the day temperature is on its minimum too in this month. The number of sun hours (without clouds) is on its minimum in January.
February weather
The day temperature rise's start could be observed, with its value of 12 °C (54 °F) in Kumamoto, and the night temperature rise's start could be observed too, the value of this measure is 2 °C (36 °F). The beginning of the rise of the rainfall amount could be noticed, with its value of 86 mm (3.38 in), and the number of rainy days starts to rise too, with its value being 11 days. The number of sun hours (without clouds) rise's start could be observed, with its value being 4 hours.
March weather
The day temperature rises similarly to the previous month in Kumamoto, and the rise of the night temperature can be observed as well, with its value being 5 °C (41 °F). The rainfall amount continues to rise, with its value being 135 mm (5.31 in), and the rise of the number of rainy days can be observed as well, with its value of 14 days. The number of sun hours (without clouds) continues to rise, its value is 5 hours. The humidity is on its minimum in this month.
April weather
The day temperature rises similarly to the previous month, its value is 21 °C (70 °F) in Kumamoto, and the rise of the night temperature can be observed as well, with its value of 10 °C (50 °F). The tourist season is at its beginning. The rainfall amount rises similarly to the previous month, with its value of 154 mm (6.05 in), while the number of rainy days starts to descent, with its value being 12 days.
May weather
The tourist season continues in Kumamoto. The day temperature continues to rise, with its value being 25 °C (77 °F), and the night temperature rises similarly to the previous month too, with its value of 15 °C (58 °F). The rainfall amount rises similarly to the previous month, its value is 196 mm (7.71 in). The number of sun hours (without clouds) rise's start could be observed, with its value of 6 hours.
June weather
The day temperature continues to rise, with its value of 28 °C (82 °F) in Kumamoto, and the night temperature rises similarly to the previous month too, with its value of 19 °C (66 °F). The number of rainy days rise's start could be observed, the value of this measure is 17 days, while the rise of the rainfall amount can be observed, with its value being 382 mm (15.03 in). The wet season is at its beginning. The maximum of the day length can be noticed, the value of this measure is 14 hours.
July weather
There is pending wet season in Kumamoto. The day temperature rises similarly to the previous month, and the night temperature rises similarly to the previous month too, with its value being 23 °C (74 °F). The number of rainy days is on its maximum, with its value of 18 days, and the maximum of the rainfall amount can be noticed as well, with its value being 400 mm (15.75 in). The maximum of the humidity is observable, with its value being 80 %.
August weather
There is pending wet season in Kumamoto. The beginning of the descent of the number of rainy days could be noticed, with its value being 17 days, and the rainfall amount descent's start could be observed as well, with its value being 184 mm (7.24 in). The night temperature reaches its maximum, with its value of 24 °C (74 °F), and the day temperature is on its maximum too in August. The number of sun hours (without clouds) reaches its maximum in this month.
September weather
The beginning of the descent of the day temperature could be noticed, with its value of 29 °C (84 °F) in Kumamoto, and the beginning of the descent of the night temperature could be noticed as well in September. The tourist season is about to start. The number of rainy days descents similarly to the previous month, with its value being 14 days, and the rainfall amount continues to descent as well. The number of sun hours (without clouds) descent's start could be observed in this month.
October weather
The descent of the day temperature can be observed, with its value of 24 °C (76 °F) in Kumamoto, and the night temperature descents similarly to the previous month as well, its value is 14 °C (57 °F). The minimum of the number of rainy days can be noticed, with its value being 9 days, while the descent of the rainfall amount can be observed. The tourist season continues.
November weather
The tourist season is close to its peak this month in Kumamoto. The rainfall amount descents similarly to the previous month, with its value of 82 mm (3.24 in). The day temperature continues to descent, its value is 19 °C (66 °F), and the descent of the night temperature can be observed too, its value is 8 °C (46 °F). The minimum of the wind speed can be noticed, its value is 3. The number of sun hours (without clouds) descent's start could be observed, with its value of 5 hours.
December weather
The descent of the day temperature can be observed, with its value of 13 °C (55 °F) in Kumamoto, and the night temperature descents similarly to the previous month as well, the value of this measure is 3 °C (37 °F). The rainfall amount descents similarly to the previous month. The number of sun hours (without clouds) descents similarly to the previous month, with its value of 4 hours. The minimum of the day length is observable.
FAQs
What level of humidity is to expect in February in Kumamoto?
In Kumamoto in February, expect humidity around 71 %.
How windy is it in Kumamoto in March?
An average wind scale that can be expected in Kumamoto in March is 3.
How many rainy days can I expect in April in Kumamoto?
There are 12 days, which are rainy in April in Kumamoto, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 2.9 days of the week, or in general - 41 % days. In absolute terms, the decrease compared to the last month is 1 day. That means a 9 % decrease in the value.
What is the sea temperature in May in Kumamoto?
The sea will reach 19 °C (66 °F) in May in Kumamoto. At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.
What is the night temperature in Kumamoto in June?
The average night temperature in June in Kumamoto is 19 °C (66 °F). This temperature is pleasant for a wide range of evening, night, and morning activities from sports to sitting outside in restaurants or evening walks. An increase of 4 °C (40 °F) compared to the previous month.
How many sunny hours can I expect in July in Kumamoto?
There is an average length of sunshine of 6 hours per day in Kumamoto in July. This value is 1 hour higher than last month. This is 26 % increase of this indicator.
Is August part of the dry season in Kumamoto?
No, August is not a dry month in Kumamoto, expect rain approximately 17 days in a month.
Is it hot in September in Kumamoto?
In September in Kumamoto, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
What is the temperature in Kumamoto during the day in October?
The average daily temperature in Kumamoto in October is 24 °C (76 °F). A comfortable temperature for most people, where it is neither too cold nor too hot, and a large number of activities can be carried out comfortably, including sunbathing by the water. In absolute terms, the decrease compared to the last month is 5 °C (41 °F). Lighter clothing will be suitable - shorts, skirts, t-shirts, jackets; a light sweater and long trousers may also be useful.
Is November part of the wet season in Kumamoto?
No, there is no wet season in Kumamoto in November - you can expect 9 days of rain during the month.
Is December a good month to visit Kumamoto?
Kumamoto can be visited in December - the weather will be moderate. A relatively low temperature of 13 °C (55 °F) may be ideal for walking or outdoor activities, but some people may have a different idea of the holiday. The night temperature of 3 °C (37 °F) is not inviting for evening and night activities except for visiting a bar and having beer or two.
We make the most from 40 years of historical weather data to predict the best weather conditions.
Deciding on where to go for a holiday is hard sometimes. Get inspired by the most popular destinations.
We aggregate data from combining multiple weather sources to ensure accuracy of the highest order.