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August Weather in Thornhill, United Kingdom

Last updated: August 27, 2025

In Thornhill, United Kingdom, the average temperature in August hovers around 14°C (57°F). Expect a minimum of 5°C (41°F) and a potential maximum of 25°C (77°F). Be prepared for about 144 mm (5.7 in) of precipitation spread over 19 days, contributing to an average humidity of 82%. Stay cozy and enjoy the climate!

August Temperature in Thornhill

In August in Thornhill, the average temperature is 14°C (57°F). Maximums can reach 25°C (77°F) and minimums can be as low as 5°C (41°F). This moderate climate makes it an ideal time for exploring the sights and enjoying outdoor activities.

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

The chart illustrates August temperature patterns in Thornhill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thornhill, August typically has an average temperature of 14°C (57°F), with highs reaching up to 25°C (77°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec383941445056585753484339
Data source: Temperature data for Thornhill 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 Thornhill

In Thornhill in August, the precipitation amount is 144 mm (5.7 in) spread over 19 days.

August Precipitation Trends in Thornhill

The chart displays monthly precipitation patterns in Thornhill, 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 Thornhill, August typically receives around 144 mm (5.7 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec861611164875112103144101142121122
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Thornhill

In Thornhill in August, humidity is 82%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making outdoor activities uncomfortable and travel more challenging due to the heavy, damp air.

August Average Humidity in Thornhill

This chart illustrates the average monthly humidity levels in Thornhill, 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 Thornhill is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%85%81%83%82%82%88%90%92%89%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Thornhill

In Thornhill in August, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Thornhill, you can refer to this Hourly UV Index in Thornhill.

Maximum UV Index Levels in Thornhill for August

The chart shows the monthly maximum UV Index (UVI) for Thornhill 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 Thornhill typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123568865321
Data source: Thornhill 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 Thornhill Compares to Other Months

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

This table compares monthly weather conditions in Thornhill, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)86 mm (3.4 inches)90%low
February Weather4°C (39°F)161 mm (6.3 inches)88%low
March Weather5°C (41°F)116 mm (4.6 inches)86%moderate
April Weather7°C (45°F)47 mm (1.9 inches)85%moderate
May Weather10°C (50°F)75 mm (2.9 inches)80%high
June Weather13°C (56°F)112 mm (4.4 inches)83%very high
July Weather15°C (59°F)103 mm (4.0 inches)82%very high
August Weather14°C (57°F)144 mm (5.7 inches)82%high
September Weather12°C (54°F)101 mm (4.0 inches)88%moderate
October Weather9°C (48°F)142 mm (5.6 inches)90%moderate
November Weather6°C (43°F)121 mm (4.8 inches)92%low
December Weather4°C (40°F)122 mm (4.8 inches)89%low

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