Weather in Oshiyama in September

General weather information about Oshiyama

Average annual temperature is 14.0 °C

Absolute maximum temperature: 30.9 °C

Absolute minimum temperature: -9.8 °C

Number of sunny days: 121 days

Number of rainy days: 239 days

Number of snow days: 5 days

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

Oshiyama air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)18.615.320.722.526.227.930.930.129.024.922.817.3
Average daytime temperature (°C)6.59.714.517.421.023.927.528.226.519.214.28.9
Average temperature (°C)2.95.49.912.716.619.923.524.022.214.910.25.4
Average night temperature (°C)-0.41.86.08.512.917.120.821.119.211.56.82.2
Absolute minimum temperature (°C)-9.8-6.0-1.52.86.713.618.318.815.97.80.2-6.0

Oshiyama 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)10.311.012.013.013.814.214.013.312.411.410.510.1
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.010.0
Sunshine mean duration (h)6.16.57.47.28.56.48.910.19.78.57.96.3
Precipitation (mm)112134149227222436223243937084122
Sunny days13141516134203151511
Rainy days161416141826293127161517
Snow days200000000003

Oshiyama - weather forecast by months

Oshiyama weather in januaryOshiyama weather in februaryOshiyama weather in marchOshiyama weather in aprilOshiyama weather in mayOshiyama weather in juneOshiyama weather in julyOshiyama weather in augustOshiyama weather in septemberOshiyama weather in octoberOshiyama weather in novemberOshiyama weather in december

Best time to visit Oshiyama:

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

  • August — 10.1(h)

The largest precipitation sum in Oshiyama is at

  • April — 227(mm)
  • May — 222(mm)
  • June — 436(mm)
  • July — 223(mm)
  • August — 243(mm)

    • Weather forecast in the closest to Oshiyama admin centers

    Weather forecast in the closest towns to Oshiyama

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    Frequently asked questions

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