Weather in August
Sea temperature
In August, the average sea temperature in Portland, United Kingdom, is 16.6°C (61.9°F).Note: When the surface water temperature is 16.6°C (61.9°F), most do not enjoy swimming. Breathing control becomes more complex as temperatures drop below 21°C (69.8°F).
Daylight
In Portland, the average length of the day in August is 14h and 28min.On the first day of August in Portland, sunrise is at 5:38 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:56 pm BST.
Frequently asked questions
What is the sea temperature in August in Portland?
In Portland, United Kingdom, in August, the average water temperature is 16.6°C (61.9°F). For swimming, a surface water temperature of 16.6°C (61.9°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
What is the average length of the day in August in Portland?
The average day length in August in Portland, United Kingdom, is 14h and 28min.
What time are sunrise and sunset in August in Portland?
In August, on the first day of the month, sunrise is at 5:38 am and sunset at 8:54 pm. On the last day of the month, in Portland, United Kingdom, sunrise is at 6:23 am and sunset at 7:56 pm BST.
Average sea temperature in August
Portland, United Kingdom
- Average sea temperature in August: 16.6°C
The best month for swimming (with the highest average sea temperature) is September (17.1°C).
The coldest month (with the lowest average sea temperature) is March (8.8°C).
Average daylight in August
Portland, United Kingdom
- Average daylight in August: 14h and 3min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
Portland, United Kingdom
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