Sea Temperature in Wilhelmshaven in September

© Hasan Anoush

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

Wilhelmshaven Climate and Swimming Opportunities in September

Wilhelmshaven lies within the Lower Saxony in Germany. The average daytime temperature in Wilhelmshaven in September is 18°C (64°F), while the nighttime average is 10°C (49°F). There are typically 12 rainy days during the month, with a total precipitation of 82 mm (3.2 inches). The daylight duration in September in Wilhelmshaven is 13 hours, with an average of 4 hours of sunshine per day. The average wind speed in September is 19 km/h (12 mph), and the humidity level is around 83%.

The water temperature in Wilhelmshaven in September ranges from 16°C to 18°C (61°F to 64°F). At the beginning of the month, the average temperature is around 18°C (64°F), shifting to 18°C (64°F) by mid-September and reaching 17°C (63°F) in the last ten days. Overall, the average sea temperature in Wilhelmshaven for September is 18°C (64°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Frequently Asked Questions About Water Temperatures in September in Wilhelmshaven