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August Weather in Trefnant, United Kingdom

Last updated: August 27, 2025

In August, the average temperature in Trefnant, United Kingdom hovers around 16°C (61°F), with lows dipping to 7°C (45°F) and highs reaching up to 28°C (83°F). Expect 91 mm (3.6 in) of precipitation spread over 17 days, and a comfortable average humidity of 79%.

August Temperature in Trefnant

In August in Trefnant, the average temperature is 16°C (61°F). Maximum temperatures can reach 28°C (83°F), while the minimum can drop to as low as 7°C (45°F). It's a great time to visit for those who enjoy mild weather and outdoor activities.

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

The chart illustrates August temperature patterns in Trefnant, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Trefnant, August typically has an average temperature of 16°C (61°F), with highs reaching up to 28°C (83°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344485359616157524643
Data source: Temperature data for Trefnant 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 Trefnant

In Trefnant in August, the precipitation amount is 91 mm (3.6 in) over the course of 17 days.

August Precipitation Trends in Trefnant

The chart displays monthly precipitation patterns in Trefnant, 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 Trefnant, August typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 17 days.
JanFebMarAprMayJunJulAugSepOctNovDec6683895467989291939782106
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Trefnant

In Trefnant in August humidity is 79%. With an average temperature of 16°C (61°F), this humidity feels like a warm, moist embrace, making travel a bit more challenging as the air tends to weigh heavily, but it also offers a refreshing atmosphere perfect for exploring local sights and enjoying nature.

August Average Humidity in Trefnant

This chart illustrates the average monthly humidity levels in Trefnant, 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 Trefnant is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%88%86%85%79%81%78%79%85%90%91%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Trefnant

In Trefnant 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 Trefnant.

Maximum UV Index Levels in Trefnant for August

The chart shows the monthly maximum UV Index (UVI) for Trefnant 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 Trefnant typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578875421
Data source: Trefnant 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 Trefnant Compares to Other Months

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

This table compares monthly weather conditions in Trefnant, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)66 mm (2.6 inches)89%low
February Weather6°C (43°F)83 mm (3.3 inches)88%low
March Weather7°C (45°F)88 mm (3.5 inches)86%moderate
April Weather9°C (48°F)54 mm (2.1 inches)84%moderate
May Weather12°C (53°F)67 mm (2.6 inches)79%high
June Weather15°C (59°F)98 mm (3.9 inches)81%very high
July Weather16°C (62°F)92 mm (3.6 inches)78%very high
August Weather16°C (61°F)91 mm (3.6 inches)79%high
September Weather14°C (57°F)93 mm (3.7 inches)85%moderate
October Weather11°C (52°F)97 mm (3.8 inches)90%moderate
November Weather8°C (47°F)82 mm (3.2 inches)91%low
December Weather6°C (44°F)106 mm (4.2 inches)89%low

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