Sea Temperature in St Helens in August

© Kevin Buckley

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

St Helens Climate and Swimming Opportunities in August

St Helens lies within the England in United Kingdom. The average daytime temperature in St Helens in August is 22°C (71°F), while the nighttime average is 13°C (55°F). There are typically 11 rainy days during the month, with a total precipitation of 53 mm (2.1 inches). The daylight duration in August in St Helens is 14 hours, with an average of 7 hours of sunshine per day. The average wind speed in August is 17 km/h (11 mph), and the humidity level is around 82%.

The water temperature in St Helens in August ranges from 17°C to 18°C (63°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-August and reaching 17°C (63°F) in the last ten days. Overall, the average sea temperature in St Helens for August is 18°C (64°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Frequently Asked Questions About Water Temperatures in August in St Helens