Weather in September
Sea temperature
In Hopeman, United Kingdom, the average seawater temperature in September is 13.1°C (55.6°F).Note: Swimming in 13.1°C (55.6°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
Daylight
In Hopeman, the average length of the day in September is 12h and 47min.On the first day of the month, sunrise is at 6:15 am and sunset at 8:11 pm. On the last day of September, sunrise is at 7:16 am and sunset at 6:50 pm BST.
Frequently asked questions
What is the sea water temperature in September in Hopeman?
In Hopeman, in September, the average water temperature is 13.1°C (55.6°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
What is the average length of the day in September in Hopeman?
In September, the average day length in Hopeman is 12h and 47min.
When are sunrise and sunset in September in Hopeman?
On the first day of September in Hopeman, sunrise is at 6:15 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 6:50 pm BST.
Average sea temperature in September
Hopeman, United Kingdom
- Average sea temperature in September: 13.1°C
The best month for swimming (with the highest average sea temperature) is August (13.4°C).
The coldest month (with the lowest average sea temperature) is March (6.9°C).
Average daylight in September
Hopeman, United Kingdom
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 42min).
Hopeman, United Kingdom
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