Barnstaple
United Kingdom
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Barnstaple, United Kingdom

May, the last month of the spring, in Barnstaple, is an enjoyable month, with average temperature fluctuating between 9°C (48.2°F) and 18°C (64.4°F).

Temperature

In Barnstaple, United Kingdom, the average high-temperature rises, from a mild 13°C (55.4°F) in April, to an enjoyable 18°C (64.4°F). In May, the average low-temperature is 9°C (48.2°F).

Humidity

May is the least humid month, with an average relative humidity of 76%.

Rainfall

In Barnstaple, United Kingdom, it is raining for 11 days, with typically 60mm (2.4") of accumulated precipitation. Throughout the year, in Barnstaple, there are 138 rainfall days, and 862mm (33.9") of precipitation is accumulated.

Sea temperature

In Barnstaple, in May, the average water temperature is 11.6°C (52.9°F).
Note: 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.

Daylight

In Barnstaple, the average length of the day in May is 15.6h.

What is the temperature in May in Barnstaple?

In Barnstaple, in May, the average high-temperature is 18°C (64.4°F), and the average low-temperature is 9°C (48.2°F).

What is the least humid month in Barnstaple?

May is the least humid month in Barnstaple, with an average relative humidity of 76%.

What is the average humidity in May in Barnstaple?

The average relative humidity in May is 76%.

How many days does it rain in May in Barnstaple?

In Barnstaple, United Kingdom, during May, the rain falls for 11 days and regularly aggregates up to 60mm (2.4") of precipitation.

What is the sea water temperature in May in Barnstaple?

In Barnstaple, in May, the average water temperature is 11.6°C (52.9°F). Swimming in 11.6°C (52.9°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 Barnstaple have in May?

In May, the average length of the day in Barnstaple, United Kingdom, is 15.6h.
Average temperature in May - Barnstaple, United Kingdom
  • Average high temperature in May: 18°C

The warmest month (with the highest average high temperature) is July (21°C).
Months with the lowest average high temperature are January and December (9°C).

  • Average low temperature in May: 9°C

Months with the highest average low temperature are July and August (13°C).
Coldest months (with the lowest average low temperature) are January, February and December (4°C).

Average humidity in May - Barnstaple, United Kingdom
  • Average humidity in May: 76%

Months with the highest relative humidity are January, November and December (83%).
The month with the lowest relative humidity is May (76%).

Average rainfall in May - Barnstaple, United Kingdom
  • Average rainfall in May: 60mm

The wettest month (with the highest rainfall) is October (103mm).
The driest month (with the lowest rainfall) is March (53mm).

Average rainfall days in May - Barnstaple, United Kingdom
  • Average rainfall days in May: 11 days

The month with the highest number of rainy days is January (15 days).
Months with the lowest number of rainy days are June and July (9 days).

Average sea temperature in May - Barnstaple, United Kingdom
  • Average sea temperature in May: 11.6°C

The best month for swimming (with the highest average sea temperature) is August (17.2°C).
The coldest month (with the lowest average sea temperature) is March (8.3°C).

Average daylight in May - Barnstaple, United Kingdom
  • Average daylight in May: 15.6h

The month with the longest days is June (Average daylight: 16.5h).
The month with shortest days is December (Average daylight: 8h).