Best year time to visit Kōya

General weather information about Kōya

Average annual temperature is 16.9 °C

Absolute maximum temperature: 36.3 °C

Absolute minimum temperature: -4.6 °C

Number of sunny days: 182 days

Number of rainy days: 181 days

Number of snow days: 2 days

Look at detailed online map of Kōya

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

Kōya air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.617.022.721.727.229.236.334.833.729.225.320.7
Average daytime temperature (°C)8.810.515.618.921.425.431.532.429.522.518.113.4
Average temperature (°C)4.66.211.915.418.122.427.728.826.318.213.88.5
Average night temperature (°C)0.92.38.212.115.119.924.726.223.814.29.94.4
Absolute minimum temperature (°C)-4.6-2.61.95.38.815.121.724.517.410.24.9-1.0

Kōya monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.013.012.011.010.09.0
Daylight mean duration (h)10.110.912.013.114.014.514.313.512.411.310.39.8
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.09.09.0
Sunshine mean duration (h)7.17.47.48.78.57.310.711.59.08.67.27.5
Precipitation (mm)394613411517528446881941086534
Sunny days17181516151017912171323
Rainy days12101614162014221814178
Snow days200000000000

Kōya - weather forecast by months

Kōya weather in januaryKōya weather in februaryKōya weather in marchKōya weather in aprilKōya weather in mayKōya weather in juneKōya weather in julyKōya weather in augustKōya weather in septemberKōya weather in octoberKōya weather in novemberKōya weather in december

Best time to visit Kōya:

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

  • July — 10.7(h)
  • August — 11.5(h)

The largest precipitation sum in Kōya is at

  • May — 175(mm)
  • June — 284(mm)
  • September — 194(mm)

    • Weather forecast in the closest to Kōya admin centers

    Weather forecast in the closest towns to Kōya

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    Frequently asked questions

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