Weather in August
Sea temperature
With an average sea temperature of 18.3°C (64.9°F), August is the month with the warmest seawater in Heligoland, Germany.Note: Swimming in water that is 18.3°C (64.9°F) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in August in Heligoland is 14h and 49min.On the first day of August in Heligoland, sunrise is at 05:42 and sunset at 21:27. On the last day of the month, sunrise is at 06:35 and sunset at 20:21 CEST.
Frequently asked questions
What is the month with the warmest sea water in Heligoland?
The month with the warmest seawater in Heligoland is August, with an average sea temperature of 18.3°C (64.9°F).
How cold is the water in August in Heligoland?
In August, the average sea temperature in Heligoland is 18.3°C (64.9°F). Swimming in 18.3°C (64.9°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
How many hours of daylight does Heligoland have in August?
The average day length in August in Heligoland is 14h and 49min.
What time are sunrise and sunset in August in Heligoland?
In August, on the first day of the month, sunrise is at 05:42 and sunset at 21:27. On the last day of the month, in Heligoland, sunrise is at 06:35 and sunset at 20:21 CEST.
Average sea temperature in August
Heligoland, Germany
- Average sea temperature in August: 18.3°C
The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest months (with the lowest average sea temperature) are January and February (4.4°C).
Average daylight in August
Heligoland, Germany
- Average daylight in August: 14h and 5min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
Heligoland, Germany
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