May Weather in Helmdon, United Kingdom

Last updated: August 27, 2025

In May, the average temperature in Helmdon, United Kingdom hovers around 12°C (54°F), with a comfortable range between a minimum of 0°C (32°F) and a maximum of 26°C (79°F). Expect an average humidity of 79%, and be prepared for 65 mm (2.6 in) of precipitation over 11 days.

May Temperature in Helmdon

In May in Helmdon, the average temperature is 12°C (54°F). Maximums can reach 26°C (79°F), and minimums can be as low as 0°C (32°F). This makes it an ideal time for travelers to experience a pleasant mix of mild to warm weather while exploring the area.

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

The chart illustrates May temperature patterns in Helmdon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Helmdon, May typically has an average temperature of 12°C (54°F), with highs reaching up to 26°C (79°F) and lows dropping to around 0°C (32°F).

Data source: Temperature data for Helmdon generated using information from the Copernicus Climate Change Service.

May Precipitation in Helmdon

In Helmdon in May, the precipitation amount is 65 mm (2.6 in) over a span of 11 days.

May Precipitation Trends in Helmdon

The chart displays monthly precipitation patterns in Helmdon, 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 Helmdon, May typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 11 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Helmdon

In Helmdon in May, humidity is 79%. With an average temperature of 12°C (54°F), this humidity makes traveling feel quite muggy, leading to a sticky discomfort that can sap your energy and make outdoor activities less enjoyable.

May Average Humidity in Helmdon

This chart illustrates the average monthly humidity levels in Helmdon, 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 Helmdon is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Helmdon

In Helmdon 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 Helmdon.

Maximum UV Index Levels in Helmdon for May

The chart shows the monthly maximum UV Index (UVI) for Helmdon 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 Helmdon typically reaches 7, which falls under the high exposure category.

Data source: Helmdon 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 Helmdon Compares to Other Months

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

This table compares monthly weather conditions in Helmdon, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	52 mm (2.1 inches)	91%	low
February Weather	6°C (43°F)	51 mm (2.0 inches)	89%	low
March Weather	7°C (45°F)	62 mm (2.4 inches)	86%	moderate
April Weather	9°C (49°F)	38 mm (1.5 inches)	85%	moderate
May Weather	12°C (54°F)	65 mm (2.6 inches)	79%	high
June Weather	16°C (61°F)	73 mm (2.9 inches)	80%	very high
July Weather	18°C (65°F)	67 mm (2.6 inches)	71%	very high
August Weather	17°C (63°F)	71 mm (2.8 inches)	76%	high
September Weather	15°C (58°F)	56 mm (2.2 inches)	82%	high
October Weather	11°C (52°F)	92 mm (3.6 inches)	90%	moderate
November Weather	8°C (46°F)	59 mm (2.3 inches)	92%	low
December Weather	6°C (43°F)	82 mm (3.2 inches)	92%	low