Best year time to visit Onuma

General weather information about Onuma

Average annual temperature is 13.3 °C

Absolute maximum temperature: 34.1 °C

Absolute minimum temperature: -9.9 °C

Number of sunny days: 130 days

Number of rainy days: 223 days

Number of snow days: 12 days

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

Onuma air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)13.816.421.424.729.329.734.132.131.226.025.119.5
Average daytime temperature (°C)7.18.314.017.820.323.829.629.427.219.316.311.3
Average temperature (°C)1.82.78.312.115.019.424.224.422.213.79.95.3
Average night temperature (°C)-2.1-1.83.77.410.415.719.720.618.49.45.40.9
Absolute minimum temperature (°C)-9.9-9.0-2.61.94.212.715.418.012.05.0-0.3-4.3

Onuma 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)7.27.58.08.88.77.310.110.99.28.67.67.7
Precipitation (mm)49981861322354448217723111410776
Sunny days12151012124946121618
Rainy days101121181926222724191412
Snow days920000000001

Onuma - weather forecast by months

Onuma weather in januaryOnuma weather in februaryOnuma weather in marchOnuma weather in aprilOnuma weather in mayOnuma weather in juneOnuma weather in julyOnuma weather in augustOnuma weather in septemberOnuma weather in octoberOnuma weather in novemberOnuma weather in december

Best time to visit Onuma:

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

  • August — 10.9(h)

The largest precipitation sum in Onuma is at

  • May — 235(mm)
  • June — 444(mm)
  • September — 231(mm)

    • Weather forecast in the closest to Onuma admin centers

    Weather forecast in the closest towns to Onuma

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    Frequently asked questions

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