Best year time to visit Ōakasawa

General weather information about Ōakasawa

Average annual temperature is 10.5 °C

Absolute maximum temperature: 31.1 °C

Absolute minimum temperature: -12.7 °C

Number of sunny days: 69 days

Number of rainy days: 249 days

Number of snow days: 47 days

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

Ōakasawa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)11.09.914.222.426.125.330.431.130.020.821.415.1
Average daytime temperature (°C)0.31.18.013.417.821.226.328.624.915.411.05.5
Average temperature (°C)-2.7-2.04.28.112.817.322.224.320.911.26.91.5
Average night temperature (°C)-5.2-4.61.14.29.214.419.021.418.28.33.8-2.2
Absolute minimum temperature (°C)-12.7-9.7-4.8-4.11.69.415.419.310.34.0-5.7-11.5

Ōakasawa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.012.011.010.09.0
Daylight mean duration (h)10.010.812.013.114.114.614.413.512.411.210.29.7
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)4.55.07.58.38.77.910.010.88.58.06.06.1
Precipitation (mm)33126516021121131218287273184247238
Sunny days4511994223875
Rainy days6717192226292927232321
Snow days21163200000005

Ōakasawa - weather forecast by months

Ōakasawa weather in januaryŌakasawa weather in februaryŌakasawa weather in marchŌakasawa weather in aprilŌakasawa weather in mayŌakasawa weather in juneŌakasawa weather in julyŌakasawa weather in augustŌakasawa weather in septemberŌakasawa weather in octoberŌakasawa weather in novemberŌakasawa weather in december

Best time to visit Ōakasawa:

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

  • July — 10.0(h)
  • August — 10.8(h)

The largest precipitation sum in Ōakasawa is at

  • January — 331(mm)
  • June — 312(mm)

    • Weather forecast in the closest to Ōakasawa admin centers

    Weather forecast in the closest towns to Ōakasawa

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    Frequently asked questions

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