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August Weather in Llanwern, United Kingdom

Last updated: August 27, 2025

In Llanwern, United Kingdom, the average temperature in August hovers around 17°C (63°F). Expect a comfortable range where the minimum dips to 9°C (48°F) and the maximum can reach up to 30°C (87°F). During this month, anticipate 85 mm (3.3 in) of precipitation, spread over about 13 days, contributing to an average humidity of 73%. Perfect for those who enjoy a slightly wet yet mild climate!

August Temperature in Llanwern

In August in Llanwern, the average temperature is 17°C (63°F). Maximums can reach 30°C (87°F) and minimums can be as low as 9°C (48°F). This pleasant range makes it an ideal time for travelers to enjoy outdoor activities and explore the beauty of Llanwern.

August Weather in Llanwern: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Llanwern, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Llanwern, August typically has an average temperature of 17°C (63°F), with highs reaching up to 30°C (87°F) and lows dropping to around 9°C (48°F).
JanFebMarAprMayJunJulAugSepOctNovDec424445495461646259544745
Data source: Temperature data for Llanwern generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Llanwern

In Llanwern in August, the precipitation amount is 85 mm (3.3 in) spread over 13 days.

August Precipitation Trends in Llanwern

The chart displays monthly precipitation patterns in Llanwern, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Llanwern, August typically receives around 85 mm (3.3 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec64798355727969856511580106
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Llanwern

In Llanwern in August humidity is 73%. With an average temperature of 17°C (63°F), this humidity feels like a warm embrace, making it ideal for leisurely strolling through vibrant markets or exploring outdoor attractions, though travelers may want to stay hydrated and take breaks in shaded areas to fully enjoy the atmosphere.

August Average Humidity in Llanwern

This chart illustrates the average monthly humidity levels in Llanwern, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Llanwern is approximately 73%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%84%80%80%70%73%79%89%90%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Llanwern

In Llanwern in August, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Llanwern.

Maximum UV Index Levels in Llanwern for August

The chart shows the monthly maximum UV Index (UVI) for Llanwern in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Llanwern typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876421
Data source: Llanwern August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How August Weather in Llanwern Compares to Other Months

Weather in Llanwern varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Llanwern, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Llanwern, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)64 mm (2.5 inches)88%low
February Weather6°C (44°F)79 mm (3.1 inches)88%low
March Weather7°C (46°F)83 mm (3.3 inches)86%moderate
April Weather10°C (49°F)55 mm (2.2 inches)84%high
May Weather12°C (55°F)71 mm (2.8 inches)80%high
June Weather16°C (61°F)79 mm (3.1 inches)80%very high
July Weather18°C (64°F)69 mm (2.7 inches)70%very high
August Weather17°C (63°F)85 mm (3.3 inches)73%high
September Weather15°C (59°F)65 mm (2.5 inches)79%high
October Weather12°C (54°F)115 mm (4.5 inches)89%moderate
November Weather9°C (48°F)80 mm (3.1 inches)90%low
December Weather7°C (45°F)106 mm (4.2 inches)89%low

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