Best year time to visit Kumamoto

General weather information about Kumamoto

Average annual temperature is 16.0 °C

Absolute maximum temperature: 34.4 °C

Absolute minimum temperature: -7.0 °C

Number of sunny days: 128 days

Number of rainy days: 234 days

Number of snow days: 3 days

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* Weather data for Kumamoto Japan is based on climate observations for 2026 year

Kumamoto air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)19.619.425.126.529.029.933.534.431.727.027.520.6
Average daytime temperature (°C)9.111.916.619.923.226.030.331.529.522.017.211.7
Average temperature (°C)4.77.011.514.718.722.126.126.524.516.412.07.0
Average night temperature (°C)0.93.07.19.914.418.822.622.820.511.97.83.3
Absolute minimum temperature (°C)-7.0-4.3-0.23.67.615.219.920.217.98.60.5-5.0

Kumamoto monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.010.0
Daylight mean duration (h)10.311.012.013.013.814.314.113.312.411.410.510.0
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.010.0
Sunshine mean duration (h)6.36.87.57.58.76.49.110.39.88.88.06.3
Precipitation (mm)11412213125721343525132012858103129
Sunny days13141814136107161412
Rainy days171413161824303123151617
Snow days100000000002

Kumamoto - weather forecast by months

Kumamoto weather in januaryKumamoto weather in februaryKumamoto weather in marchKumamoto weather in aprilKumamoto weather in mayKumamoto weather in juneKumamoto weather in julyKumamoto weather in augustKumamoto weather in septemberKumamoto weather in octoberKumamoto weather in novemberKumamoto weather in december

Best time to visit Kumamoto:

The best time to visit Kumamoto during the most sunny months:

  • August — 10.3(h)

The largest precipitation sum in Kumamoto is at

  • April — 257(mm)
  • June — 435(mm)
  • July — 251(mm)
  • August — 320(mm)

    • Weather forecast in the closest to Kumamoto admin centers

    Weather forecast in the closest towns to Kumamoto

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    Frequently asked questions

    When is the best time to visit Kumamoto?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Kumamoto.
    What is the weather like in Kumamoto?
    See average temperature, rainfall and daylight hours for Kumamoto by month in the table above.
    How many sunny days does Kumamoto have?
    The monthly weather statistics above show sunshine and rainfall patterns for Kumamoto throughout the year.