Best year time to visit Kotsu

General weather information about Kotsu

Average annual temperature is 12.7 °C

Absolute maximum temperature: 32.6 °C

Absolute minimum temperature: -11.7 °C

Number of sunny days: 112 days

Number of rainy days: 232 days

Number of snow days: 21 days

Look at detailed online map of Kotsu

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

Kotsu air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.013.520.521.726.427.232.632.029.822.421.917.9
Average daytime temperature (°C)4.45.712.716.219.722.929.029.126.617.813.38.4
Average temperature (°C)0.51.47.611.015.019.124.124.622.113.39.04.2
Average night temperature (°C)-2.8-2.83.06.310.615.820.121.218.79.75.50.8
Absolute minimum temperature (°C)-11.7-10.0-4.51.14.59.516.518.314.75.4-1.3-4.0

Kotsu 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)10.110.912.013.114.014.414.213.412.411.310.49.9
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.26.38.18.18.66.910.89.49.78.57.07.0
Precipitation (mm)10672109190203453663048710611987
Sunny days5715121281047111011
Rainy days161416181922212723202016
Snow days1070000000004

Kotsu - weather forecast by months

Kotsu weather in januaryKotsu weather in februaryKotsu weather in marchKotsu weather in aprilKotsu weather in mayKotsu weather in juneKotsu weather in julyKotsu weather in augustKotsu weather in septemberKotsu weather in octoberKotsu weather in novemberKotsu weather in december

Best time to visit Kotsu:

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

  • July — 10.8(h)

The largest precipitation sum in Kotsu is at

  • May — 203(mm)
  • June — 453(mm)
  • August — 304(mm)

    • Weather forecast in the closest to Kotsu admin centers

    Weather forecast in the closest towns to Kotsu

    Frequently asked questions

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