May Weather in Hayes, United States

Last updated: June 24, 2025

In May, the average temperature in Hayes, United States hovers around 25°C (77°F), making it a pleasant time to visit. Temperatures can dip to a cool 13°C (55°F) and soar to a warm 34°C (93°F). Be prepared for 170 mm (6.7 in) of precipitation over approximately 11 days, contributing to an average humidity of 79%. Enjoy the climate while exploring!

May Temperature in Hayes

In May in Hayes, the average temperature is 25°C (77°F). Maximum temperatures can reach up to 34°C (93°F), while minimum temperatures can drop as low as 13°C (55°F). Be sure to pack accordingly for both warm days and cooler evenings during your travels!

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

The chart illustrates May temperature patterns in Hayes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hayes, May typically has an average temperature of 25°C (77°F), with highs reaching up to 34°C (93°F) and lows dropping to around 13°C (55°F).

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

May Precipitation in Hayes

In Hayes in May, the precipitation amount is 170 mm (6.7 in) over the course of 11 days.

May Precipitation Trends in Hayes

The chart displays monthly precipitation patterns in Hayes, 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 Hayes, May typically receives around 170 mm (6.7 inches) of precipitation spread over approximately 11 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 Hayes

In Hayes in May, humidity is 79%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel feel slightly sluggish but pleasantly tropical.

May Average Humidity in Hayes

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

In Hayes in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Hayes.

Maximum UV Index Levels in Hayes for May

The chart shows the monthly maximum UV Index (UVI) for Hayes 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 Hayes typically reaches 11, which falls under the extreme exposure category.

Data source: Hayes 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 Hayes Compares to Other Months

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

This table compares monthly weather conditions in Hayes, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (54°F)	104 mm (4.1 inches)	79%	moderate
February Weather	15°C (59°F)	102 mm (4.0 inches)	80%	very high
March Weather	18°C (66°F)	60 mm (2.4 inches)	78%	very high
April Weather	21°C (70°F)	154 mm (6.1 inches)	81%	very high
May Weather	25°C (77°F)	170 mm (6.7 inches)	79%	extreme
June Weather	27°C (82°F)	160 mm (6.3 inches)	75%	extreme
July Weather	28°C (83°F)	158 mm (6.2 inches)	74%	extreme
August Weather	28°C (83°F)	185 mm (7.3 inches)	73%	extreme
September Weather	27°C (80°F)	169 mm (6.7 inches)	75%	very high
October Weather	23°C (73°F)	122 mm (4.8 inches)	75%	very high
November Weather	16°C (61°F)	81 mm (3.2 inches)	79%	high
December Weather	14°C (58°F)	111 mm (4.4 inches)	83%	moderate