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May Weather in Henllan, United Kingdom

Last updated: August 27, 2025

In May, the average temperature in Henllan, United Kingdom hovers around 12°C (53°F). Visitors can expect a range, with lows dipping to 0°C (33°F) and highs reaching up to 27°C (80°F). Be prepared for 67 mm (2.6 in) of precipitation over approximately 13 days, and note that the average humidity level is a comfortable 79%.

May Temperature in Henllan

In May in Henllan, the average temperature is 12°C (53°F). Maximum temperatures can reach 27°C (80°F), while the minimum can drop as low as 0°C (33°F). This makes Henllan an ideal destination for travelers seeking a pleasant climate with a mix of warm and cool conditions.

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

The chart illustrates May temperature patterns in Henllan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Henllan, May typically has an average temperature of 12°C (53°F), with highs reaching up to 27°C (80°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec424344485359616157524643
Data source: Temperature data for Henllan 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 Henllan

In Henllan in May, the precipitation amount is 67 mm (2.6 in) spread over 13 days.

May Precipitation Trends in Henllan

The chart displays monthly precipitation patterns in Henllan, 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 Henllan, May typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec6683895467989291939782106
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Henllan

In Henllan 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 Henllan

This chart illustrates the average monthly humidity levels in Henllan, 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 Henllan 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 Henllan

In Henllan 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 Henllan.

Maximum UV Index Levels in Henllan for May

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

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

This table compares monthly weather conditions in Henllan, showing how May’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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