Sea Temperature in Niigata in September

© Shiru Oogusuku

Complete information on the sea temperature range in the Sea of Japan in Niigata in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Niigata. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Niigata Climate and Swimming Opportunities in September

Niigata lies within the Niigata Prefecture in Japan. The average daytime temperature in Niigata in September is 28°C (82°F), while the nighttime average is 17°C (62°F). There are typically 14 rainy days during the month, with a total precipitation of 143 mm (5.6 inches). The daylight duration in September in Niigata is 12 hours, with an average of 4 hours of sunshine per day. The average wind speed in September is 9 km/h (6 mph), and the humidity level is around 79%.

The water temperature in Niigata in September ranges from 24°C to 27°C (75°F to 81°F). At the beginning of the month, the average temperature is around 27°C (81°F), shifting to 26°C (79°F) by mid-September and reaching 25°C (77°F) in the last ten days. Overall, the average sea temperature in Niigata for September is 26°C (79°F). The water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.

Frequently Asked Questions About Water Temperatures in September in Niigata