May Weather in Slaley, United Kingdom

Last updated: August 27, 2025

In May, the average temperature in Slaley, United Kingdom hovers around 11°C (51°F). Expect a chill with minimum temperatures dipping to -2°C (28°F), while highs can reach up to 25°C (77°F). Be prepared for rain, as the region typically sees 65 mm (2.6 in) of precipitation across 14 days, accompanied by an average humidity of 83%.

May Temperature in Slaley

In May in Slaley, the average temperature is 11°C (51°F), with a maximum reaching 25°C (77°F) and a minimum dipping as low as -2°C (28°F). Be prepared for a range of temperatures, making it essential to pack layers for your travels.

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

The chart illustrates May temperature patterns in Slaley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slaley, May typically has an average temperature of 11°C (51°F), with highs reaching up to 25°C (77°F) and lows dropping to around -2°C (28°F).

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

May Precipitation in Slaley

In Slaley in May, the precipitation amount is 65 mm (2.6 in) over the course of 14 days.

May Precipitation Trends in Slaley

The chart displays monthly precipitation patterns in Slaley, 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 Slaley, May typically receives around 65 mm (2.6 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Slaley

In Slaley in May, humidity is 83%. With an average temperature of 11°C (51°F), this humidity feels like a chilly dampness that clings to your skin, making any outdoor adventures a bit uncomfortable and best enjoyed with layered clothing and a light raincoat.

May Average Humidity in Slaley

This chart illustrates the average monthly humidity levels in Slaley, 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 Slaley is approximately 83%, 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 Slaley

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

Maximum UV Index Levels in Slaley for May

The chart shows the monthly maximum UV Index (UVI) for Slaley 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 Slaley typically reaches 6, which falls under the high exposure category.

Data source: Slaley 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 Slaley Compares to Other Months

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

This table compares monthly weather conditions in Slaley, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	58 mm (2.3 inches)	89%	low
February Weather	4°C (40°F)	92 mm (3.6 inches)	87%	low
March Weather	6°C (42°F)	82 mm (3.2 inches)	85%	moderate
April Weather	7°C (45°F)	40 mm (1.6 inches)	84%	moderate
May Weather	11°C (51°F)	65 mm (2.6 inches)	83%	high
June Weather	14°C (57°F)	86 mm (3.4 inches)	85%	very high
July Weather	15°C (60°F)	88 mm (3.5 inches)	83%	very high
August Weather	15°C (59°F)	100 mm (4.0 inches)	82%	high
September Weather	13°C (55°F)	73 mm (2.9 inches)	87%	moderate
October Weather	10°C (50°F)	94 mm (3.7 inches)	89%	moderate
November Weather	6°C (44°F)	67 mm (2.7 inches)	90%	low
December Weather	4°C (40°F)	77 mm (3.0 inches)	88%	low