Best year time to visit Ōma

General weather information about Ōma

Average annual temperature is 15.9 °C

Absolute maximum temperature: 34.9 °C

Absolute minimum temperature: -5.4 °C

Number of sunny days: 142 days

Number of rainy days: 218 days

Number of snow days: 5 days

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

Ōma air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)16.516.223.025.129.529.333.934.933.026.426.522.1
Average daytime temperature (°C)8.810.316.219.023.126.230.832.129.522.417.411.5
Average temperature (°C)4.66.210.713.918.021.926.627.724.717.012.27.2
Average night temperature (°C)1.12.66.09.613.918.523.224.021.112.68.03.6
Absolute minimum temperature (°C)-5.4-2.1-2.43.86.813.919.121.818.26.22.0-1.8

Ōma 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)10.211.012.013.013.914.414.113.412.411.310.410.0
Daylight minimum duration (h)9.010.011.012.013.014.013.012.011.010.010.09.0
Sunshine mean duration (h)6.16.18.07.98.77.69.010.49.28.57.35.4
Precipitation (mm)11690106175250239223120106285568
Sunny days15111616138745191711
Rainy days151715141822242725121316
Snow days100000000004

Ōma - weather forecast by months

Ōma weather in januaryŌma weather in februaryŌma weather in marchŌma weather in aprilŌma weather in mayŌma weather in juneŌma weather in julyŌma weather in augustŌma weather in septemberŌma weather in octoberŌma weather in novemberŌma weather in december

Best time to visit Ōma:

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

  • August — 10.4(h)

The largest precipitation sum in Ōma is at

  • April — 175(mm)
  • May — 250(mm)
  • June — 239(mm)
  • July — 223(mm)

    • Weather forecast in the closest to Ōma admin centers

    Weather forecast in the closest towns to Ōma

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    Frequently asked questions

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