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August Weather in Killyleagh, United Kingdom

Last updated: August 27, 2025

In August, the average temperature in Killyleagh, United Kingdom hovers around 15°C (59°F), with minimums dipping to 9°C (49°F) and maximums reaching a comfortable 20°C (69°F). Expect about 116 mm (4.6 in) of precipitation spread over 18 days, contributing to a high average humidity of 86%. Stay prepared for a mix of weather conditions!

August Temperature in Killyleagh

In August in Killyleagh, the average temperature is 15°C (59°F). The maximum can reach 20°C (69°F) and the minimum can be as low as 9°C (49°F). This pleasant climate makes Killyleagh an ideal destination for exploring outdoor activities and enjoying local attractions.

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

The chart illustrates August temperature patterns in Killyleagh, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Killyleagh, August typically has an average temperature of 15°C (59°F), with highs reaching up to 20°C (69°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec434345475256595956524845
Data source: Temperature data for Killyleagh 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 Killyleagh

In Killyleagh in August, the precipitation amount is 116 mm (4.6 in) over the course of 18 days.

August Precipitation Trends in Killyleagh

The chart displays monthly precipitation patterns in Killyleagh, 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 Killyleagh, August typically receives around 116 mm (4.6 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec6698844364819011682107110103
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Killyleagh

In Killyleagh in August, humidity is 86%. With an average temperature of 15°C (59°F), this humidity feels like a warm, damp blanket that clings to your skin, making traveling slightly uncomfortable but still manageable if you stay hydrated and take breaks in shaded areas.

August Average Humidity in Killyleagh

This chart illustrates the average monthly humidity levels in Killyleagh, 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 Killyleagh is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%86%85%82%84%86%86%88%89%90%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Killyleagh

In Killyleagh 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 Killyleagh, you can refer to this Hourly UV Index in Killyleagh.

Maximum UV Index Levels in Killyleagh for August

The chart shows the monthly maximum UV Index (UVI) for Killyleagh 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 Killyleagh typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578865321
Data source: Killyleagh 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 Killyleagh Compares to Other Months

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

This table compares monthly weather conditions in Killyleagh, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)66 mm (2.6 inches)87%low
February Weather6°C (44°F)98 mm (3.8 inches)86%low
March Weather7°C (45°F)84 mm (3.3 inches)86%moderate
April Weather8°C (47°F)43 mm (1.7 inches)85%moderate
May Weather11°C (52°F)64 mm (2.5 inches)82%high
June Weather13°C (57°F)81 mm (3.2 inches)84%very high
July Weather15°C (59°F)89 mm (3.5 inches)86%very high
August Weather15°C (59°F)116 mm (4.6 inches)86%high
September Weather14°C (57°F)82 mm (3.2 inches)88%moderate
October Weather11°C (53°F)107 mm (4.2 inches)89%moderate
November Weather9°C (48°F)110 mm (4.3 inches)90%low
December Weather7°C (45°F)103 mm (4.1 inches)86%low

Compare Killyleagh's Climate with Cities Worldwide