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August Weather in Mullion, United Kingdom

Last updated: August 27, 2025

In August, the average temperature in Mullion, United Kingdom hovers around 17°C (62°F). Visitors can expect a minimum temperature of 12°C (54°F) and a comfortable maximum of 22°C (72°F). However, be prepared for a splash of rain, as 57 mm (2.3 in) of precipitation can occur over 11 days. With an average humidity level of 85%, it’s best to pack accordingly for a humid experience!

August Temperature in Mullion

In August in Mullion, the average temperature is 17°C (62°F). The maximum can reach 22°C (72°F), while the minimum can drop to as low as 12°C (54°F). This pleasant climate makes Mullion an ideal destination for travelers seeking mild weather.

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

The chart illustrates August temperature patterns in Mullion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mullion, August typically has an average temperature of 17°C (62°F), with highs reaching up to 22°C (72°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec474848505459636260565250
Data source: Temperature data for Mullion 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 Mullion

In Mullion in August, the total precipitation amount is 57 mm (2.3 in) over the course of 11 days.

August Precipitation Trends in Mullion

The chart displays monthly precipitation patterns in Mullion, 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 Mullion, August typically receives around 57 mm (2.3 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec739085466474705764120102123
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Mullion

In Mullion in August humidity is 85%. With an average temperature of 17°C (62°F), this humidity feels like a warm, heavy blanket enveloping you, making travel somewhat uncomfortable as you navigate the thick, moist air that clings to your skin and slows your pace.

August Average Humidity in Mullion

This chart illustrates the average monthly humidity levels in Mullion, 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 Mullion is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%84%82%83%85%85%85%85%84%84%82%81%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Mullion

In Mullion in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Mullion.

Maximum UV Index Levels in Mullion for August

The chart shows the monthly maximum UV Index (UVI) for Mullion 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 Mullion typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234679886421
Data source: Mullion 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 Mullion Compares to Other Months

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

This table compares monthly weather conditions in Mullion, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)73 mm (2.9 inches)81%low
February Weather9°C (48°F)90 mm (3.5 inches)83%moderate
March Weather9°C (48°F)85 mm (3.4 inches)82%moderate
April Weather10°C (50°F)45 mm (1.8 inches)83%high
May Weather12°C (54°F)64 mm (2.5 inches)85%high
June Weather15°C (59°F)74 mm (2.9 inches)85%very high
July Weather17°C (63°F)70 mm (2.8 inches)85%very high
August Weather17°C (62°F)57 mm (2.3 inches)85%very high
September Weather16°C (60°F)64 mm (2.5 inches)84%high
October Weather13°C (56°F)120 mm (4.7 inches)84%moderate
November Weather11°C (52°F)102 mm (4.0 inches)82%low
December Weather10°C (50°F)123 mm (4.8 inches)81%low

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