Weather in Kerama Islands, Japan in September

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Visiting Kerama Islands, Japan in September

The weather in September is marginally cooler than the previous month and temperatures continue to drop into October. September has average maximum temperatures of 31°C (87°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 8.1hrs making the days long and bright. It is not an optimal time for sunbathing but it is possible on clearer days in Kerama Islands.

Sea temperatures are a very warm 29°C (84°F). September is an excellent month for swimming in Kerama Islands with very comfortable temperatures for bathing all day. The sea temperature in September is slightly warmer than the previous month.

Also consider one of our other suggestions for September.

Can you sunbathe in Kerama Islands in September?

Yes, September is not an optimal time for sunbathing but it is possible on clearer days in Kerama Islands.

September has average maximum temperatures of 31°C (87°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 8.1hrs making the days long and bright.

More about September temperature and sunshine.

Can you swim in Kerama Islands in September?

Yes, September is an excellent month for swimming in Kerama Islands with very warm sea temperatures 29°C (84°F).

More about September sea temperatures.

Is September a good time to holiday in Kerama Islands?

Yes, September is a good time for a holiday in Kerama Islands.

September has average maximum temperatures of 31°C (87°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 8.1hrs making the days long and bright. It is not an optimal time for sunbathing but it is possible on clearer days in Kerama Islands. Sea temperatures are a very warm 29°C (84°F). September is an excellent month for swimming in Kerama Islands with very comfortable temperatures for bathing all day.

More about the September temperatures and sunshine.

Is Kerama Islands warm in September?

Yes, Kerama Islands is very hot and perfect for sunbathing on clear days in September.

The average maximum temperature in Kerama Islands in September is 31°C (87°F). The average maximum temperature is 32°C (89°) in the previous month and 28°C (83°F) in the next month.

The average temperature in Kerama Islands in September is 28°C (83°F). The average temperature is 29°C (84°F) in the previous month and 26°C (79°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is Kerama Islands in September?

The average day light hours per day in Kerama Islands in September are 12.3. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 8.1hrs making the days long and bright.

More about September sunshine.

Temperature in Kerama Islands in September

The weather in September is marginally cooler than the previous month and temperatures continue to drop into October. The average maximum temperature in Kerama Islands in September is 31°C (87°F). The average maximum temperature is 32°C (89°F) in the previous month and 28°C (83°F) in the next month.

The average temperature in Kerama Islands in September is 28°C (83°F). The average temperature is 29°C (84°F) in the previous month and 26°C (79°F) in the next month.

The average minimum temperature in Kerama Islands in September is 26°C (79°F). The minimum temperature is 27°C (81°F) in the previous month and 24°C (75°F) in the next month.

Sunshine in Kerama Islands in September

The days in September are slightly shorter than the previous month and days continue to get slightly shorter into October. September has a slightly more hours of sunshine than the previous month. During September the average day light hours are 12.3 per day in Kerama Islands. The sunshine percentage is 66% making it sunny but overcast at times. The hours of sunshine per day are 8.1hrs making the days long and bright.

The ultraviolet index in Kerama Islands in September is typically 10.9 during September. An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Kerama Islands in September

The average sea water temperature in Kerama Islands in September is 28.9°C (84.0°F) which is very warm and ideal for relaxing and swimming for the whole day. The sea temperature in September is slightly warmer than the previous month.

Humidity in Kerama Islands in September

The maximum dew point (an indicator of humidity) in Kerama Islands in September is 25°C (76°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 26°C (79°F) in the previous month and 22°C (22°F) in the next month.

The average maximum relative humidity in Kerama Islands in September is typically 85.5%. The maximum relative humidity is 88.3% in the previous month and 82% in the next month.

The average relative humidity in Kerama Islands in September is typically 74.5%. The average relative humidity is 77.9% in the previous month and 70.8% in the next month.

Wind Speed in Kerama Islands in September

The average maximum wind speed in Kerama Islands in September is typically 28KM/H (17MPH). The average maximum wind speed is 28KM/H (17MPH) in the previous month and 32KM/H (20MPH) in the next month.

The average wind speed in Kerama Islands in September is typically 17KM/H (10MPH). The average wind speed is 17KM/H (11MPH) in the previous month and 20KM/H (12MPH) in the next month.

The average wind direction in Kerama Islands in September is from the East-Northeast.

Suggested Beaches in September

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