Itoman Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Itoman.

Climate overview of Itoman

Temperatures in Itoman, Okinawa islands, Japan, shift moderately through the seasons. The warmest month is July at 30°C (86°F), and the coolest is February at 21°C (70°F).

The city receives considerable rainfall, with around 1881 mm (74 in) annually. June is the wettest month. July is the sunniest month, averaging 8.0 hours of sunshine per day.

Itoman Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Itoman - and find the best time to visit.

Monthly Temperature in Itoman

The weather in Itoman changes moderately throughout the year, offering enough variation to appreciate each season. Typically, average maximum daytime temperatures range from a very warm 30°C (86°F) in July to a pleasant 21°C (70°F) in the coolest month, February.

Nights vary from 28°C (82°F) in July to around 17°C (63°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Itoman

Itoman has a notably wet climate with abundant precipitation, recording 1881 mm (74 in) of rainfall per year. Itoman offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month June (226 mm (8.9 in)) and the driest month November (112 mm (4.4 in)) is not too significant. For more details, please visit our Itoman Precipitation page.

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

Sunshine Hours in Itoman

For those who appreciate different seasons, Itoman serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 8.0 hours of sunshine daily, and embrace the darker days in February, offering only 2.9 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Naha, Japan (10 KM, 6 Miles).

Daily hours of sunshine

Data from: Naha, Japan (10 KM, 6 Miles).

Humidity in Itoman by Month

Best Time to Visit Itoman

Conditions in Itoman are generally most comfortable in January, February, March, April, October, November and December. They are typically least comfortable in August.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: January, February, March, April, October, November and December
  • Warmest weather: July, August and September
  • Most sunshine: July

Frequently asked questions about the climate in Itoman

What is the best time to visit Itoman?

January, February, March, April, October, November and December typically offer the most optimal weather in Itoman. In contrast, August tends to have less optimal conditions.

What temperatures can I expect in Itoman?

Daytime highs range from 21°C (70°F) in February to 30°C (86°F) in July. Nighttime lows range from 17°C (63°F) to 28°C (82°F).

How much rain does Itoman get?

Annual rainfall is around 1881 mm (74 in). June is the wettest month with 226 mm (8.9 in), while November is the driest with 112 mm (4.4 in).

How sunny is Itoman?

Itoman receives around 1,790 hours of sunshine per year. July is the sunniest month with 240 hours, while February is the cloudiest with just 88 hours.

Itoman 3-Day Forecast

Itoman 3-Day Forecast

Itoman on the map

Itoman is highlighted - select any city to see its climate.

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