Best year time to visit Keiwa

General weather information about Keiwa

Average annual temperature is 6.9 °C

Absolute maximum temperature: 32.2 °C

Absolute minimum temperature: -20.2 °C

Number of sunny days: 82 days

Number of rainy days: 196 days

Number of snow days: 87 days

Look at detailed online map of Keiwa

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

Keiwa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)4.45.112.515.923.428.930.032.227.519.916.610.8
Average daytime temperature (°C)-6.6-4.24.89.516.622.124.626.422.213.45.9-2.7
Average temperature (°C)-9.5-7.60.65.011.016.720.222.017.69.32.3-5.8
Average night temperature (°C)-12.5-10.9-2.61.56.412.416.818.913.96.3-0.9-9.7
Absolute minimum temperature (°C)-18.6-18.8-9.1-6.0-1.23.18.514.57.50.1-11.1-20.2

Keiwa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.310.511.913.514.815.515.114.012.511.09.68.9
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)5.65.88.07.710.19.58.88.58.36.94.93.6
Precipitation (mm)5565651349311312323316612018388
Sunny days2212412787101431
Rainy days3312251923232420171710
Snow days2623710000001020

Keiwa - weather forecast by months

Keiwa weather in januaryKeiwa weather in februaryKeiwa weather in marchKeiwa weather in aprilKeiwa weather in mayKeiwa weather in juneKeiwa weather in julyKeiwa weather in augustKeiwa weather in septemberKeiwa weather in octoberKeiwa weather in novemberKeiwa weather in december

Best time to visit Keiwa:

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

  • May — 10.1(h)
  • June — 9.5(h)

Months with the longest average daylight duration in Keiwa:

  • June — 15.5(h)

The largest precipitation sum in Keiwa is at

  • August — 233(mm)
  • September — 166(mm)
  • November — 183(mm)

    • Weather forecast in the closest to Keiwa admin centers

    Weather forecast in the closest towns to Keiwa

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    Frequently asked questions

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