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Onna
Weather averages
ClimateForecastNovemberDecember >>

Onna Climate by Month

The graphs below provide an overview of the climate in Onna (the Okinawa islands), Japan. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly hours of sunshine

The average monthly total hours of sunshine over the year
* Data from: Naha, Japan (36 KM, 22 Miles).

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average humidity

The mean monthly relative humidity over the year
* Data from: Naha, Japan (36 KM, 22 Miles).

Forecast for Onna

Fri   Nov 15
28°C | 24°C
SE 18 km/h
5.6 mm
broken clouds and thunder

broken clouds and thunder

hourly forecast
Sat   Nov 16
27°C | 23°C
E 7 km/h
2 mm
broken clouds and rain

broken clouds and rain

hourly forecast
Sun   Nov 17
27°C | 23°C
NW 4 km/h
12 mm
broken clouds and thunder

broken clouds and thunder

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Onna in Japan

During the months of January, February, March, April, May, November and December you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • Which months have the greatest rainfall in Onna?
    Most rainfall (rainy season) is seen in April, May, June, August, September and October.
  • Which is the warmest month in Onna?
    August has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Onna?
    The coldest month is February with an average maximum temperature of 20°C.
  • Which is the wettest month in Onna?
    June tops the wettest month list with 237 mm of rainfall.
  • Which is the driest month in Onna?
    November is the driest month with 107 mm of precipitation.
  • Which is the sunniest month in Onna?
    July is the sunniest month with an average of 240 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     


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