Weather in Kume Island, Japan in September

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Visiting Kume Island, Japan in September

September is one of the best months to visit Kume Island for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

The weather in September is marginally cooler than the previous month and temperatures continue to drop into October. September has average maximum temperatures of 30°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.

September has total rainfall of 0.6cm (0.2inches) making it mostly dry but with short lived occasional showers. There are only 12.8 days with some rainfall so you can still enjoy the beach on the majority of days.

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

Also consider visiting Kume Island in one of the other best months of July, August, October, for the best beach weather. Also consider one of our other suggestions for September.

Can you sunbathe in Kume Island in September?

Yes, September is a good time for sunbathing in Kume Island.

September has average maximum temperatures of 30°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. September has total rainfall of 0.6cm (0.2inches) making it mostly dry but with short lived occasional showers. There are only 12.8 days with some rainfall so you can still enjoy the beach on the majority of days.

More about September temperature and sunshine.

Can you swim in Kume Island in September?

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

More about September sea temperatures.

Is September a good time to holiday in Kume Island?

Yes, September is a good time for a holiday in Kume Island.

September has average maximum temperatures of 30°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. September has total rainfall of 0.6cm (0.2inches) making it mostly dry but with short lived occasional showers. There are only 12.8 days with some rainfall so you can still enjoy the beach on the majority of days. Sea temperatures are a very warm 29°C (84°F). September is an excellent month for swimming in Kume Island with very comfortable temperatures for bathing all day.

More about the September temperatures and sunshine.

Is Kume Island warm in September?

Yes, Kume Island is very hot and perfect for sunbathing on clear days in September.

The average maximum temperature in Kume Island in September is 30°C (87°F). The average maximum temperature is 31°C (88°) in the previous month and 28°C (82°F) in the next month.

The average temperature in Kume Island 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 Kume Island in September?

The average day light hours per day in Kume Island 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 Kume Island 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 Kume Island in September is 30°C (87°F). The average maximum temperature is 31°C (88°F) in the previous month and 28°C (82°F) in the next month.

The average temperature in Kume Island 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 Kume Island in September is 26°C (79°F). The minimum temperature is 27°C (81°F) in the previous month and 24°C (76°F) in the next month.

Sunshine in Kume Island 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 Kume Island. 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 Kume Island in September is typically 10.7 during September. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. 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 Kume Island in September

The average sea water temperature in Kume Island in September is 28.8°C (83.8°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.

Rainfall in Kume Island in September

September weather is slightly drier than the previous month. September has a few more days of rain than the previous month. The average total rainfall in Kume Island in September is 0.6cm (0.2inches) and on average there are 12.8 rainy days in September making it a pretty wet time to visit the beach.

Humidity in Kume Island in September

The maximum dew point (an indicator of humidity) in Kume Island 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 (78°F) in the previous month and 21°C (21°F) in the next month.

The average maximum relative humidity in Kume Island in September is typically 85%. The maximum relative humidity is 85.8% in the previous month and 78.2% in the next month.

The average relative humidity in Kume Island in September is typically 75%. The average relative humidity is 76.2% in the previous month and 69% in the next month.

Wind Speed in Kume Island in September

The average maximum wind speed in Kume Island in September is typically 27KM/H (17MPH). The average maximum wind speed is 27KM/H (17MPH) in the previous month and 31KM/H (19MPH) in the next month.

The average wind speed in Kume Island in September is typically 20KM/H (12MPH). The average wind speed is 20KM/H (12MPH) in the previous month and 23KM/H (14MPH) in the next month.

The average wind direction in Kume Island in September is from the North-Northeast.

Monthly Averages

Suggested Beaches in September

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Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.