Best year time to visit Kōyōchō

General weather information about Kōyōchō

Average annual temperature is 17.4 °C

Absolute maximum temperature: 32.1 °C

Absolute minimum temperature: -1.7 °C

Number of sunny days: 161 days

Number of rainy days: 203 days

Number of snow days: 1 day

Look at detailed online map of Kōyōchō

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

Kōyōchō air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)14.914.418.921.125.027.130.932.131.225.024.021.0
Average daytime temperature (°C)9.510.014.117.020.123.828.329.928.121.717.112.4
Average temperature (°C)7.78.211.914.818.322.226.428.126.019.715.010.3
Average night temperature (°C)5.96.19.913.016.820.924.826.524.417.912.78.2
Absolute minimum temperature (°C)-1.73.15.210.413.917.322.024.722.014.67.21.9

Kōyōchō 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)10.211.012.013.013.914.414.213.412.411.310.49.9
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.36.58.18.08.67.59.310.59.18.47.45.7
Precipitation (mm)1429080163238275280109102198282
Sunny days9101818161291412191410
Rainy days221813121518221718121620
Snow days000000000001

Best time to visit Kōyōchō:

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

  • August — 10.5(h)

The largest precipitation sum in Kōyōchō is at

  • May — 238(mm)
  • June — 275(mm)
  • July — 280(mm)
  • Frequently asked questions

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