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May Weather in Llysfaen, United Kingdom

Last updated: August 27, 2025

In May, the average temperature in Llysfaen, United Kingdom hovers around 12°C (53°F). However, temperatures can vary significantly, dipping as low as -1°C (31°F) and soaring to a maximum of 27°C (81°F). You can expect 71 mm (2.8 in) of precipitation spread over 12 days, contributing to an average humidity of 79%. Whether you’re looking for a cozy indoor retreat or planning outdoor activities, be prepared for varying weather conditions!

May Temperature in Llysfaen

In May in Llysfaen, the average temperature is 12°C (53°F). Maximums can reach 27°C (81°F), while minimums can drop to as low as -1°C (31°F). Be prepared for a wide range of temperatures when traveling to Llysfaen during this month.

May Weather in Llysfaen: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Llysfaen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Llysfaen, May typically has an average temperature of 12°C (53°F), with highs reaching up to 27°C (81°F) and lows dropping to around -1°C (31°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344485358616057524643
Data source: Temperature data for Llysfaen 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.

May Precipitation in Llysfaen

In Llysfaen in May, the precipitation amount is 71 mm (2.8 in) during a total of 12 days.

May Precipitation Trends in Llysfaen

The chart displays monthly precipitation patterns in Llysfaen, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Llysfaen, May typically receives around 71 mm (2.8 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec71929656719992969610791115
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Llysfaen

In Llysfaen in May, humidity is 79%. With an average temperature of 12°C (53°F), this humidity feels like a damp blanket enveloping you, making outdoor activities slightly uncomfortable and ideal for cozy indoor explorations rather than extensive sightseeing.

May Average Humidity in Llysfaen

This chart illustrates the average monthly humidity levels in Llysfaen, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Llysfaen 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 May generated using information from the Copernicus Climate Change Service.

May UV Index in Llysfaen

In Llysfaen in May, 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 Llysfaen.

Maximum UV Index Levels in Llysfaen for May

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

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

This table compares monthly weather conditions in Llysfaen, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)71 mm (2.8 inches)89%low
February Weather6°C (43°F)92 mm (3.6 inches)88%low
March Weather7°C (44°F)96 mm (3.8 inches)86%moderate
April Weather9°C (48°F)56 mm (2.2 inches)84%moderate
May Weather12°C (53°F)71 mm (2.8 inches)79%high
June Weather15°C (59°F)99 mm (3.9 inches)81%very high
July Weather16°C (61°F)92 mm (3.6 inches)78%very high
August Weather16°C (60°F)96 mm (3.8 inches)79%high
September Weather14°C (57°F)96 mm (3.8 inches)85%moderate
October Weather11°C (52°F)107 mm (4.2 inches)90%moderate
November Weather8°C (47°F)91 mm (3.6 inches)91%low
December Weather6°C (44°F)115 mm (4.5 inches)89%low

Compare Llysfaen's Climate with Cities Worldwide