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

May weather forecast and climate
Barnstaple, United Kingdom

The last month of the spring, May, is an enjoyable month in Barnstaple, United Kingdom, with temperature in the range of an average low of 9°C (48.2°F) and an average high of 18°C (64.4°F).

Temperature

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

Humidity

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

Rainfall

In Barnstaple, in May, during 11 rainfall days, 60mm (2.4") of precipitation is typically accumulated. In Barnstaple, during the entire year, the rain falls for 138 days and collects up to 862mm (33.9") of precipitation.

Sea temperature

In Barnstaple, the average seawater temperature is 11.6°C (52.9°F). Swimming in 11.6°C (52.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

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

What is the temperature in May in Barnstaple?

In Barnstaple, United Kingdom, 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?

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

What is the average humidity in May in Barnstaple?

In May, the average relative humidity in Barnstaple is 76%.

How much does it rain in Barnstaple in May?

In Barnstaple, in May, during 11 rainfall days, 60mm (2.4") of precipitation is typically accumulated.

What is the water temperature in May in Barnstaple?

In Barnstaple, the average seawater temperature in May 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.

What is the average length of the day in May in Barnstaple?

In May, the average length of the day 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).