Sea Temperature in Gretna in September

© m0nd3k

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

Gretna Climate and Swimming Opportunities in September

Gretna lies within the Scotland in United Kingdom. The average daytime temperature in Gretna in September is 16°C (61°F), while the nighttime average is 9°C (47°F). There are typically 15 rainy days during the month, with a total precipitation of 69 mm (2.7 inches). The daylight duration in September in Gretna is 13 hours, with an average of 4 hours of sunshine per day. The average wind speed in September is 17 km/h (11 mph), and the humidity level is around 84%.

The water temperature in Gretna in September ranges from 14°C to 15°C (57°F to 59°F). At the beginning of the month, the average temperature is around 15°C (59°F), shifting to 15°C (59°F) by mid-September and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Gretna for September is 15°C (59°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 Gretna