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Sea
22°
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22°
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22°
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23°
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24°
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28°
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29°
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29°
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29°
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27°
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26°
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24°
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September is one of the best months to visit Japan for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.
September has average maximum temperatures of 30°C (86°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 53.3% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.6 hours of sunshine per day. September has total rainfall of 2cm (0.8inches) making it mostly dry but with short lived occasional showers. There are only 14.5 days with some rainfall so you can still enjoy the beach on the majority of days. Sea temperatures are a very warm 29°C (83°F). September is an excellent month for swimming in Japan with very comfortable temperatures for bathing all day.
Also consider visiting Japan 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.
Yes, September is a good time for sunbathing in Japan.
September has average maximum temperatures of 30°C (86°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 53.3% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.6 hours of sunshine per day. September has total rainfall of 2cm (0.8inches) making it mostly dry but with short lived occasional showers. There are only 14.5 days with some rainfall so you can still enjoy the beach on the majority of days.
More about September temperature and sunshine.
Yes, September is an excellent month for swimming in Japan with very warm sea temperatures 29°C (83°F).
More about September sea temperatures.
Yes, September is a good time for a holiday in Japan.
September has average maximum temperatures of 30°C (86°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 53.3% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.6 hours of sunshine per day. September has total rainfall of 2cm (0.8inches) making it mostly dry but with short lived occasional showers. There are only 14.5 days with some rainfall so you can still enjoy the beach on the majority of days. Sea temperatures are a very warm 29°C (83°F). September is an excellent month for swimming in Japan with very comfortable temperatures for bathing all day.
More about the September temperatures and sunshine.
Yes, Japan is very warm and perfect for sunbathing on clear days in September.
The average maximum temperature in Japan in September is 30°C (86°F). The average maximum temperature is 31°C (88°) in the previous month and 27°C (81°F) in the next month.
The average temperature in Japan in September is 28°C (82°F). The average temperature is 29°C (84°F) in the previous month and 25°C (77°F) in the next month.
More info about the September temperatures and sunshine.
The average day light hours per day in Japan in September are 12.3. The sunshine percentage is 53.3% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.6 hours of sunshine per day.
More about September sunshine.
The average maximum temperature in Japan in September is 30°C (86°F). The average maximum temperature is 31°C (88°F) in the previous month and 27°C (81°F) in the next month.
The average temperature in Japan in September is 28°C (82°F). The average temperature is 29°C (84°F) in the previous month and 25°C (77°F) in the next month.
The average minimum temperature in Japan in September is 25°C (78°F). The minimum temperature is 27°C (80°F) in the previous month and 23°C (73°F) in the next month.
During September the average day light hours are 12.3 per day in Japan. The sunshine percentage is 53.3% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 6.6 hours of sunshine per day.
The ultraviolet index in Japan 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.
The average sea water temperature in Japan in September is 28.5°C (83.3°F) which is very warm and ideal for relaxing and swimming for the whole day.
The average total rainfall in Japan in September is 2cm (0.8inches) and on average there are 14.5 rainy days in September making it a pretty wet time to visit the beach.
The maximum dew point (an indicator of humidity) in Japan in September is 24°C (75°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 Japan in September is typically 87.3%. The maximum relative humidity is 89% in the previous month and 82.8% in the next month.
The average relative humidity in Japan in September is typically 75.6%. The average relative humidity is 78% in the previous month and 71.5% in the next month.
The average maximum wind speed in Japan in September is typically 26KM/H (16MPH). The average maximum wind speed is 26KM/H (16MPH) in the previous month and 29KM/H (18MPH) in the next month.
The average wind speed in Japan in September is typically 18KM/H (11MPH). The average wind speed is 18KM/H (11MPH) in the previous month and 21KM/H (13MPH) in the next month.
The average wind direction in Japan in September is from the East.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.
