Best year time to visit Ōkawa

General weather information about Ōkawa

Average annual temperature is 22.8 °C

Absolute maximum temperature: 33.1 °C

Absolute minimum temperature: 9.0 °C

Number of sunny days: 92 days

Number of rainy days: 273 days

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

Ōkawa air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)24.624.526.526.228.430.633.132.631.631.229.225.9
Average daytime temperature (°C)18.719.921.423.825.428.731.230.430.928.124.421.1
Average temperature (°C)16.617.818.821.423.126.428.527.627.724.921.618.8
Average night temperature (°C)14.716.116.419.621.224.726.425.525.522.619.617.0
Absolute minimum temperature (°C)9.012.511.113.515.821.824.523.623.419.116.812.5

Ōkawa monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.013.013.013.013.012.011.011.010.0
Daylight mean duration (h)10.711.312.012.813.513.813.613.112.311.510.910.5
Daylight minimum duration (h)10.010.011.012.013.013.013.012.011.011.010.010.0
Sunshine mean duration (h)6.26.47.18.48.28.311.59.010.69.78.74.9
Precipitation (mm)62711421031543271478561196443214
Sunny days1683119500317911
Rainy days152028192225313127142120
Snow days000000000000

Ōkawa - weather forecast by months

Ōkawa weather in januaryŌkawa weather in februaryŌkawa weather in marchŌkawa weather in aprilŌkawa weather in mayŌkawa weather in juneŌkawa weather in julyŌkawa weather in augustŌkawa weather in septemberŌkawa weather in octoberŌkawa weather in novemberŌkawa weather in december

Best time to visit Ōkawa:

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

  • July — 11.5(h)
  • September — 10.6(h)

The largest precipitation sum in Ōkawa is at

  • June — 327(mm)
  • August — 856(mm)

    • Weather forecast in the closest to Ōkawa admin centers

    Weather forecast in the closest towns to Ōkawa

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    Frequently asked questions

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