August weather forecast
Barmouth, United Kingdom

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Weather in August

August, the last month of the summer in Barmouth, is another comfortable month, with an average temperature fluctuating between 10.8°C (51.4°F) and 16.8°C (62.2°F).

Temperature

The introduction of August sees an average high-temperature of a still refreshing 16.8°C (62.2°F), hardly deviating from July. Barmouth experiences an average temperature drop to a fresh 10.8°C (51.4°F) during August nights.

Humidity

In Barmouth, the average relative humidity in August is 88%.

Rainfall

In Barmouth, in August, it is raining for 20.2 days, with typically 76mm (2.99") of accumulated precipitation. Throughout the year, there are 218 rainfall days, and 849mm (33.43") of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Barmouth.

Sea temperature

In Barmouth, in August, the average water temperature is 15.5°C (59.9°F).
Note: Swimming in water at 15.5°C (59.9°F) is not a pleasurable experience for most. The task of managing breathing becomes more challenging as the water temperature descends from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Barmouth, the average length of the day in August is 14h and 40min.
On the first day of the month, sunrise is at 5:36 am and sunset at 9:08 pm. On the last day of August, in Barmouth, sunrise is at 6:26 am and sunset at 8:06 pm BST.

Sunshine

In Barmouth, the average sunshine in August is 6.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 4 in August converts into the following recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

What is the usual temperature for Barmouth in August?

In Barmouth, 16.8°C (62.2°F) is the average high-temperature and 10.8°C (51.4°F) is the average low-temperature during August.

What is the average humidity in August in Barmouth?

The average relative humidity in August in Barmouth is 88%.

How many days does it rain in August in Barmouth?

In Barmouth, in August, it is raining for 20.2 days, with typically 76mm (2.99") of accumulated precipitation.

When it does not snow in Barmouth?

In Barmouth, snow does not fall in June through October.

How cold is the water in August in Barmouth?

In August, the average sea temperature in Barmouth is 15.5°C (59.9°F). For most, swimming in 15.5°C (59.9°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

How many hours of daylight does Barmouth have in August?

In Barmouth, United Kingdom, the average day length in August is 14h and 40min.

When are sunrise and sunset in August in Barmouth?

In August, on the first day of the month, sunrise is at 5:36 am and sunset at 9:08 pm. On the last day of the month, in Barmouth, sunrise is at 6:26 am and sunset at 8:06 pm BST.

How many hours of sunshine does Barmouth have in August?

In Barmouth, the average sunshine duration in August is 6.3h.

When is the highest UV index in Barmouth?

The months with the highest UV index in Barmouth, United Kingdom, are May through August, with an average maximum UV index of 4.

What is the UV index intensity in August in Barmouth?

In Barmouth, United Kingdom, the average daily maximum UV index in August is 4. A UV Index reading of 3 to 5 represents a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Barmouth, United Kingdom

Average temperature in August - Barmouth, United Kingdom
  • Average high temperature in August: 16.8°C

The warmest month (with the highest average high temperature) is July (17.2°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in August: 10.8°C

The month with the highest average low temperature is August (10.8°C).
The coldest month (with the lowest average low temperature) is February (1.9°C).

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Average pressure in August
Barmouth, United Kingdom

Average pressure in August - Barmouth, United Kingdom
  • Average pressure in August: 1013.7mbar

The month with the highest atmospheric pressure is May (1016.3mbar).
The month with the lowest atmospheric pressure is November (1009.2mbar).

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Average wind speed in August
Barmouth, United Kingdom

Average wind speed in August - Barmouth, United Kingdom
  • Average wind speed in August: 13.4km/h

The windiest month (with the highest average wind speed) is December (19.1km/h).
The calmest month (with the lowest average wind speed) is June (11.9km/h).

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Average humidity in August
Barmouth, United Kingdom

Average humidity in August - Barmouth, United Kingdom
  • Average humidity in August: 88%

The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are April and May (83%).

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Average rainfall in August
Barmouth, United Kingdom

Average rainfall in August - Barmouth, United Kingdom
  • Average rainfall in August: 76mm

The wettest month (with the highest rainfall) is December (94mm).
The driest month (with the least rainfall) is May (41mm).

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Average rainfall days in August
Barmouth, United Kingdom

Average rainfall days in August - Barmouth, United Kingdom
  • Average rainfall days in August: 20.2 days

The month with the highest number of rainy days is November (21 days).
The month with the least rainy days is February (14.7 days).

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Average snowfall in August
Barmouth, United Kingdom

Average snowfall in August - Barmouth, United Kingdom
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (57mm).
The months with the least snowfall are June, July, August, September and October (0mm).

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Average snowfall days in August
Barmouth, United Kingdom

Average snowfall days in August - Barmouth, United Kingdom
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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Average sea temperature in August
Barmouth, United Kingdom

Average sea temperature in August - Barmouth, United Kingdom
  • Average sea temperature in August: 15.5°C

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

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Average daylight in August /
Average sunshine in August
Barmouth, United Kingdom

Average daylight in August / Average sunshine in August - Barmouth, United Kingdom
  • Average daylight in August: 14h and 4min

The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).

  • Average sunshine in August: 6h and 2min

The month with the most sunshine is May (Average sunshine: 7h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).

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Average sunshine days in August
Barmouth, United Kingdom

Average sunshine days in August - Barmouth, United Kingdom
  • Average sunshine days in August: 7.7 days

The month with the most sunshine days is March (11.7 days).
The month with the least sunshine days is November (6.4 days).

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Average UV index in August
Barmouth, United Kingdom

Average UV index in August - Barmouth, United Kingdom
  • Average UV index in August: 4

The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in August
Barmouth, United Kingdom

Average cloud cover in August - Barmouth, United Kingdom
  • Average cloud cover in August: 63

The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is April (Cloud cover 54).

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Average visibility in August
Barmouth, United Kingdom

Average visibility in August - Barmouth, United Kingdom
  • Average visibility in August: 8km

The months with the highest visibility are March, April, November and December (9km).
The months with the lowest visibility are January, February, May, June, July, August, September and October (8km).

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Barmouth, United Kingdom

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