Sea Temperature in Sestroretsk in September

© Егор Ф

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

Sestroretsk Climate and Swimming Opportunities in September

Sestroretsk lies within the Saint Petersburg in Russia. The average daytime temperature in Sestroretsk in September is 14°C (57°F), while the nighttime average is 7°C (44°F). There are typically 11 rainy days during the month, with a total precipitation of 56 mm (2.2 inches). The daylight duration in September in Sestroretsk is 13 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 84%.

The water temperature in Sestroretsk in September ranges from 12°C to 18°C (54°F to 64°F). At the beginning of the month, the average temperature is around 17°C (63°F), shifting to 16°C (61°F) by mid-September and reaching 13°C (55°F) in the last ten days. Overall, the average sea temperature in Sestroretsk for September is 15°C (59°F). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.

Frequently Asked Questions About Water Temperatures in September in Sestroretsk