Weather in Onomi in August

General weather information about Onomi

Average annual temperature is 14.9 °C

Absolute maximum temperature: 35.6 °C

Absolute minimum temperature: -7.6 °C

Number of sunny days: 92 days

Number of rainy days: 250 days

Number of snow days: 23 days

Look at detailed online map of Onomi

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

Onomi air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.912.218.920.827.027.232.535.632.823.623.516.8
Average daytime temperature (°C)5.45.311.414.418.523.227.632.527.319.414.48.5
Average temperature (°C)3.43.68.311.315.320.525.229.525.017.112.16.6
Average night temperature (°C)1.52.15.68.712.718.223.127.123.215.010.14.7
Absolute minimum temperature (°C)-7.6-2.21.93.67.615.918.925.018.79.53.0-0.1

Onomi monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.910.812.013.214.214.814.513.612.411.210.19.6
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.85.88.58.48.98.89.411.97.68.26.14.7
Precipitation (mm)148104951062081991752419396193233
Sunny days0416131056146873
Rainy days211615172125251724232323
Snow days1080000000005

Onomi - weather forecast by months

Onomi weather in januaryOnomi weather in februaryOnomi weather in marchOnomi weather in aprilOnomi weather in mayOnomi weather in juneOnomi weather in julyOnomi weather in augustOnomi weather in septemberOnomi weather in octoberOnomi weather in novemberOnomi weather in december

Best time to visit Onomi:

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

  • August — 11.9(h)

The largest precipitation sum in Onomi is at

  • May — 208(mm)
  • June — 199(mm)
  • September — 193(mm)
  • November — 193(mm)
  • December — 233(mm)

    • Weather forecast in the closest to Onomi admin centers

    Weather forecast in the closest towns to Onomi

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    Frequently asked questions

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