Best year time to visit Ōshimamachi

General weather information about Ōshimamachi

Average annual temperature is 16.9 °C

Absolute maximum temperature: 35.6 °C

Absolute minimum temperature: -4.3 °C

Number of sunny days: 148 days

Number of rainy days: 214 days

Number of snow days: 3 days

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

Ōshimamachi air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)20.018.424.226.029.130.334.035.633.928.527.322.7
Average daytime temperature (°C)10.212.617.420.724.026.830.832.830.323.418.412.9
Average temperature (°C)5.47.612.015.519.422.926.928.225.717.713.07.9
Average night temperature (°C)1.23.07.211.015.219.524.024.722.012.88.63.8
Absolute minimum temperature (°C)-4.3-2.5-2.44.77.214.522.222.017.77.12.3-4.0

Ōshimamachi 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)10.311.012.013.013.914.314.113.312.411.410.510.0
Daylight minimum duration (h)10.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.56.87.68.08.66.88.810.69.49.27.96.1
Precipitation (mm)7177140212261436283236138395490
Sunny days16131716155736192011
Rainy days141514141625242824121018
Snow days100000000002

Ōshimamachi - weather forecast by months

Ōshimamachi weather in januaryŌshimamachi weather in februaryŌshimamachi weather in marchŌshimamachi weather in aprilŌshimamachi weather in mayŌshimamachi weather in juneŌshimamachi weather in julyŌshimamachi weather in augustŌshimamachi weather in septemberŌshimamachi weather in octoberŌshimamachi weather in novemberŌshimamachi weather in december

Best time to visit Ōshimamachi:

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

  • August — 10.6(h)

The largest precipitation sum in Ōshimamachi is at

  • May — 261(mm)
  • June — 436(mm)
  • July — 283(mm)
  • August — 236(mm)

    • Weather forecast in the closest to Ōshimamachi admin centers

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    Frequently asked questions

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