Barmouth
United Kingdom
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Barmouth, United Kingdom

Sea temperature

In May, the average sea temperature in Barmouth, United Kingdom, is 10.8°C (51.4°F).
Note: Swimming in 10.8°C (51.4°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.

Daylight

The average length of the day in May is 15.8h.

What is the water temperature in May in Barmouth?

In Barmouth, in May, the average water temperature is 10.8°C (51.4°F). Swimming in 10.8°C (51.4°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.

How many hours of daylight does Barmouth have in May?

In May, the average length of the day in Barmouth is 15.8h.
Average sea temperature in May - Barmouth, United Kingdom
  • Average sea temperature in May: 10.8°C

The best month for swimming (with the highest average sea temperature) is September (15.7°C).
Coldest months (with the lowest average sea temperature) are February and March (8.3°C).

Average daylight in May - Barmouth, United Kingdom
  • Average daylight in May: 15.8h

The month with the longest days is June (Average daylight: 16.8h).
The month with shortest days is December (Average daylight: 7.7h).