Weather in May
Sea temperature
In Portscatho, United Kingdom, in May, the average water temperature is 11.8°C (53.2°F).Note: Swimming at temperatures less than 10°C (50°F) in 11.8°C (53.2°F) is feasible with the right swimsuit; if not, expect cold shock and breathlessness. A quick swim at 13°C (55.4°F) without adequate warmth can be discomforting.
Daylight
In May, the average length of the day in Portscatho is 15h and 28min.On the first day of the month, sunrise is at 5:54 am and sunset at 8:39 pm. On the last day of May, sunrise is at 5:15 am and sunset at 9:20 pm BST.
Frequently asked questions
How cold is the water in May in Portscatho?
In Portscatho, in May, the average water temperature is 11.8°C (53.2°F). Swimming in 11.8°C (53.2°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
How many hours of daylight does Portscatho have in May?
In Portscatho, United Kingdom, the average day length in May is 15h and 28min.
What time are sunrise and sunset in May in Portscatho?
On the first day of May in Portscatho, sunrise is at 5:54 am and sunset at 8:39 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 9:20 pm BST.
Average sea temperature in May
Portscatho, United Kingdom
- Average sea temperature in May: 11.8°C
The best month for swimming (with the highest average sea temperature) is August (17°C).
The coldest month (with the lowest average sea temperature) is March (9.8°C).
Average daylight in May
Portscatho, United Kingdom
- Average daylight in May: 15h and 3min
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 6min).
Portscatho, United Kingdom
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