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

August weather forecast and climate
Barnstaple, United Kingdom

The last month of the summer, August, is another pleasant month in Barnstaple, United Kingdom, with temperature in the range of an average low of 13°C (55.4°F) and an average high of 20°C (68°F).

Temperature

In Barnstaple, the average high-temperature is practically the same as in July - a still pleasant 20°C (68°F). In August, the average low-temperature is 13°C (55.4°F).

Humidity

In Barnstaple, the average relative humidity is 79%.

Rainfall

In August, the rain falls for 10 days. Throughout August, 65mm (2.6") of precipitation is accumulated. Throughout the year, there are 138 rainfall days, and 862mm (33.9") of precipitation is accumulated.

Sea temperature

With an average sea temperature of 17.2°C (63°F), August is the month with the warmest seawater.
Note: Swimming in 17.2°C (63°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

Daylight

In August, the average length of the day is 14.5h.

What is the temperature in August in Barnstaple?

The average high-temperature, in August, in Barnstaple, is 20°C (68°F), while the average low-temperature is 13°C (55.4°F).

What is the average humidity in August in Barnstaple?

The average relative humidity in August in Barnstaple is 79%.

How many days does it rain in August in Barnstaple?

In Barnstaple, United Kingdom, in August, during 10 rainfall days, 65mm (2.6") of precipitation is typically accumulated.

When is the sea warmest in Barnstaple?

With an average sea temperature of 17.2°C (63°F), August is the month with the warmest seawater in Barnstaple.

How cold is the water in August in Barnstaple?

In Barnstaple, United Kingdom, in August, the average water temperature is 17.2°C (63°F). Swimming in 17.2°C (63°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Barnstaple have in August?

In August, the average length of the day in Barnstaple, United Kingdom, is 14.5h.
Average temperature in August - Barnstaple, United Kingdom
  • Average high temperature in August: 20°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 August: 13°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 August - Barnstaple, United Kingdom
  • Average humidity in August: 79%

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 August - Barnstaple, United Kingdom
  • Average rainfall in August: 65mm

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

Average rainfall days in August - Barnstaple, United Kingdom
  • Average rainfall days in August: 10 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 August - Barnstaple, United Kingdom
  • Average sea temperature in August: 17.2°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 August - Barnstaple, United Kingdom
  • Average daylight in August: 14.5h

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