Weather in September
Sea temperature
In Narashino, Japan, in September, the average water temperature is 24.9°C (76.8°F).Note: If you're wary of the cold, the surrounding conditions—sunshine, wind, and air temperature become crucial when swimming in 24.9°C (76.8°F) waters. Olympic standards, for reference, are set between 25°C (77°F) and 28°C (82.4°F).
Daylight
In September, the average length of the day is 12h and 25min.On the first day of the month, sunrise is at 05:12 and sunset at 18:07. On the last day of September, in Narashino, sunrise is at 05:34 and sunset at 17:25 JST.
Frequently asked questions
What is the sea temperature in September in Narashino?
In Narashino, the average seawater temperature in September is 24.9°C (76.8°F). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 24.9°C (76.8°F) water may be enjoyable.
How many hours of daylight does Narashino have in September?
In Narashino, the average day length in September is 12h and 25min.
What time are sunrise and sunset in September in Narashino?
In September, on the first day of the month, sunrise is at 05:12 and sunset at 18:07. On the last day of the month, sunrise is at 05:34 and sunset at 17:25 JST.
Average sea temperature in September
Narashino, Japan
- Average sea temperature in September: 24.9°C
The best month for swimming (with the highest average sea temperature) is August (25.3°C).
The coldest month (with the lowest average sea temperature) is February (14.4°C).
Average daylight in September
Narashino, Japan
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
Narashino, Japan
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