March weather forecast
Kumamoto, Japan

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Weather in March

In March, the Kumamoto's weather conditions reveal spring's steady arrival, evident in a temperature hike up to 13.5°C (56.3°F) and a dive down to 5.6°C (42.1°F). Seasonal changes continue as the city sheds its winter coat and embraces warmer afternoons. The air retains its slightly above average humidity level throughout, providing a comfortable balance of climate condition. As March proceeds, daylight duration stretches further, favouring outdoor activities. Come April, the cool crispiness of March starts to fade and the city steadily progresses into moderate warmth.

Temperature

A soft shift in the average high-temperature is noticeable in March in Kumamoto, Japan, transitioning from a fresh 10.3°C (50.5°F) in February to a refreshing 13.5°C (56.3°F). An average low-temperature of 5.6°C (42.1°F) is common during the nights of March.

Humidity

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

Rainfall

In Kumamoto, Japan, in March, it is raining for 14.5 days, with typically 64mm (2.52") of accumulated precipitation. In Kumamoto, during the entire year, the rain falls for 179.9 days and collects up to 1028mm (40.47") of precipitation.

Snowfall

January through March and December are months with snowfall. March is the last month it regularly snows in Kumamoto, Japan. During 0.3 snowfall days, in March, Kumamoto aggregates 3mm (0.12") of snow. Throughout the year, there are 7 snowfall days, and 38mm (1.5") of snow is accumulated.

Sea temperature

The months with the coldest seawater are February and March, with an average sea temperature of 18°C (64.4°F).
Note: For the majority, swimming in 18°C (64.4°F) does not offer a pleasant experience. Below 21°C (69.8°F), the difficulty in controlling breathing escalates.

Daylight

In March, the average length of the day in Kumamoto is 11h and 59min.
On the first day of March, sunrise is at 06:44 and sunset at 18:14. On the last day of the month, sunrise is at 06:06 and sunset at 18:36 JST.

Sunshine

The average sunshine in March in Kumamoto is 7.2h.

UV index

The average daily maximum UV index in March is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 3 in March translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.

Frequently asked questions

What are the temperatures in Kumamoto in March?

In Kumamoto, in March, the average high-temperature is 13.5°C (56.3°F), and the average low-temperature is 5.6°C (42.1°F).

What are the least humid months in Kumamoto?

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

What is the average humidity in March in Kumamoto?

In Kumamoto, Japan, the average relative humidity in March is 72%.

How much does it rain in Kumamoto in March?

In Kumamoto, in March, it is raining for 14.5 days, with typically 64mm (2.52") of accumulated precipitation.

What is the last month it snows in Kumamoto?

March is the last month it regularly snows in Kumamoto, Japan. During 0.3 snowfall days, in March, Kumamoto aggregates 3mm (0.12") of snow.

When is the sea coldest 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 sea water temperature in March in Kumamoto?

In March, the average sea temperature in Kumamoto, Japan, is 18°C (64.4°F). Swimming in 18°C (64.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Kumamoto have in March?

In March, the average day length is 11h and 59min.

When is the sunrise / sunset in March in Kumamoto?

In March, on the first day of the month, sunrise is at 06:44 and sunset at 18:14. On the last day of the month, in Kumamoto, sunrise is at 06:06 and sunset at 18:36 JST.

How many hours of sunshine does Kumamoto have in March?

In Kumamoto, the average sunshine duration in March is 7.2h.

What is the UV index intensity in March in Kumamoto?

In March, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in March
Kumamoto, Japan

Average temperature in March - Kumamoto, Japan
  • Average high temperature in March: 13.5°C

The warmest month (with the highest average high temperature) is August (30.4°C).
The month with the lowest average high temperature is January (8.3°C).

  • Average low temperature in March: 5.6°C

The month with the highest average low temperature is August (23.3°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).

Average pressure in March
Kumamoto, Japan

Average pressure in March - Kumamoto, Japan
  • Average pressure in March: 1018.4mbar

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 in March
Kumamoto, Japan

Average wind speed in March - Kumamoto, Japan
  • Average wind speed in March: 8.7km/h

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 in March
Kumamoto, Japan

Average humidity in March - Kumamoto, Japan
  • Average humidity in March: 72%

The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are March and April (72%).

Average rainfall in March
Kumamoto, Japan

Average rainfall in March - Kumamoto, Japan
  • Average rainfall in March: 64mm

The wettest month (with the highest rainfall) is June (216mm).
The driest month (with the least rainfall) is January (36mm).

Average rainfall days in March
Kumamoto, Japan

Average rainfall days in March - Kumamoto, Japan
  • Average rainfall days in March: 14.5 days

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 in March
Kumamoto, Japan

Average snowfall in March - Kumamoto, Japan
  • Average snowfall in March: 3mm

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

Average snowfall days in March
Kumamoto, Japan

Average snowfall days in March - Kumamoto, Japan
  • Average snowfall days in March: 0.3 days

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

Average sea temperature in March
Kumamoto, Japan

Average sea temperature in March - Kumamoto, Japan
  • Average sea temperature in March: 18°C

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 in March /
Average sunshine in March
Kumamoto, Japan

Average daylight in March / Average sunshine in March - Kumamoto, Japan
  • Average daylight in March: 12h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in March: 7h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in March
Kumamoto, Japan

Average sunshine days in March - Kumamoto, Japan
  • Average sunshine days in March: 14.4 days

The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is July (4.9 days).

Average UV index in March
Kumamoto, Japan

Average UV index in March - Kumamoto, Japan
  • Average UV index in March: 3

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in March
Kumamoto, Japan

Average cloud cover in March - Kumamoto, Japan
  • Average cloud cover in March: 40

The month with the most cloud cover is June (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 31).

Average visibility in March
Kumamoto, Japan

Average visibility in March - Kumamoto, Japan
  • Average visibility in March: 9km

The month with the highest visibility is November (10km).
The months with the lowest visibility are June and July (8km).

Kumamoto, Japan

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