Weather in May
Sea temperature
In Hopeman, United Kingdom, in May, the average water temperature is 9.3°C (48.7°F).Note: Diving into 9.3°C (48.7°F) is practical below 10°C (50°F), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Merely touching waters at 13°C (55.4°F) feels ice-cold.
Daylight
In May, the average length of the day in Hopeman, United Kingdom, is 16h and 41min.On the first day of May, sunrise is at 5:20 am and sunset at 9:00 pm. On the last day of the month, sunrise is at 4:23 am and sunset at 9:59 pm BST.
Frequently asked questions
How cold is the water in May in Hopeman?
In May, the average sea temperature in Hopeman is 9.3°C (48.7°F). Swimming in 9.3°C (48.7°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
What is the average length of the day in May in Hopeman?
In May, the average day length in Hopeman, United Kingdom, is 16h and 41min.
When are sunrise and sunset in May in Hopeman?
In May, on the first day of the month, sunrise is at 5:20 am and sunset at 9:00 pm. On the last day of the month, in Hopeman, United Kingdom, sunrise is at 4:23 am and sunset at 9:59 pm BST.
Average sea temperature in May
Hopeman, United Kingdom
- Average sea temperature in May: 9.3°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 May
Hopeman, United Kingdom
- Average daylight in May: 16h and 4min
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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