August
Weather in August
Sea temperature
The month with the warmest seawater in Sennen, United Kingdom, is August, with an average sea temperature of 17.1°C (62.8°F).Note: Swimming is not enjoyable for most people in water that is 17.1°C (62.8°F). As the temperature descends from 21°C (69.8°F) to 15°C (59°F), breathing control becomes harder.
Daylight
The average length of the day in August is 14h and 25min.On the first day of the month, sunrise is at 5:52 am and sunset at 9:05 pm. On the last day of August, sunrise is at 6:37 am and sunset at 8:08 pm BST.
Updated: Feb 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
When is the sea warmest in Sennen?
The month with the warmest seawater in Sennen is August, with an average sea temperature of 17.1°C (62.8°F).
What is the sea temperature in August in Sennen?
In August, the average sea temperature in Sennen, United Kingdom, is 17.1°C (62.8°F). Swimming in 17.1°C (62.8°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
What is the average length of the day in August in Sennen?
In August, the average day length in Sennen is 14h and 25min.
When is the sunrise / sunset in August in Sennen?
In August, on the first day of the month, sunrise is at 5:52 am and sunset at 9:05 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 8:08 pm BST.
Average sea temperature in August
Sennen, United Kingdom
- Average sea temperature in August: 17.1°C
The best month for swimming (with the highest average sea temperature) is August (17.1°C).
The coldest month (with the lowest average sea temperature) is March (9.7°C).
Average daylight in August
Sennen, United Kingdom
- Average daylight in August: 14h and 2min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
