May Weather in Lexington, United States

Last updated: June 24, 2025

In May, the average temperature in Lexington, United States hovers around 18°C (64°F). Temperatures can fluctuate widely, with a minimum of -1°C (30°F) and a maximum reaching up to 31°C (88°F). Be prepared for some wet days, as precipitation averages 129 mm (5.1 in) over about 13 days, and expect a high average humidity of 82%.

May Temperature in Lexington

In May in Lexington, the average temperature is 18°C (64°F). The maximum can reach 31°C (88°F), and the minimum can be as low as -1°C (30°F). It's a great time to explore Lexington, so be prepared for both warm days and cooler nights.

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

The chart illustrates May temperature patterns in Lexington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lexington, May typically has an average temperature of 18°C (64°F), with highs reaching up to 31°C (88°F) and lows dropping to around -1°C (30°F).

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

May Precipitation in Lexington

In Lexington in May, the precipitation amount is 129 mm (5.1 in) over the course of 13 days.

May Precipitation Trends in Lexington

The chart displays monthly precipitation patterns in Lexington, 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 Lexington, May typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 13 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 Lexington

In Lexington in May humidity is 82%. With an average temperature of 18°C (64°F), this humidity feels like a warm, muggy embrace that can make exploring the area feel stifling, leaving travelers drenched in sweat and longing for respite in the shade.

May Average Humidity in Lexington

This chart illustrates the average monthly humidity levels in Lexington, 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 Lexington is approximately 82%, 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 Lexington

In Lexington in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Lexington.

Maximum UV Index Levels in Lexington for May

The chart shows the monthly maximum UV Index (UVI) for Lexington 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 Lexington typically reaches 10, which falls under the very high exposure category.

Data source: Lexington 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 Lexington Compares to Other Months

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

This table compares monthly weather conditions in Lexington, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	70 mm (2.7 inches)	84%	moderate
February Weather	4°C (40°F)	109 mm (4.3 inches)	84%	high
March Weather	7°C (46°F)	78 mm (3.1 inches)	84%	very high
April Weather	13°C (55°F)	124 mm (4.9 inches)	82%	very high
May Weather	18°C (64°F)	129 mm (5.1 inches)	82%	very high
June Weather	21°C (71°F)	98 mm (3.9 inches)	83%	extreme
July Weather	24°C (76°F)	58 mm (2.3 inches)	79%	very high
August Weather	23°C (74°F)	103 mm (4.0 inches)	77%	very high
September Weather	20°C (69°F)	99 mm (3.9 inches)	75%	very high
October Weather	15°C (59°F)	113 mm (4.4 inches)	81%	high
November Weather	6°C (44°F)	80 mm (3.2 inches)	87%	moderate
December Weather	4°C (39°F)	97 mm (3.8 inches)	85%	moderate