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May Weather in Lexington, United States

Last updated: June 24, 2025

In Lexington, United States, the average temperature in May is a pleasant 21°C (71°F). Expect chilly evenings with a minimum temperature dropping to 4°C (39°F), while daytime highs can reach a warm 34°C (94°F). During this month, precipitation totals 119 mm (4.7 in) over approximately 12 days, contributing to an average humidity level of 83%.

May Temperature in Lexington

In May in Lexington, the average temperature is 21°C (71°F), with maximums reaching up to 34°C (94°F) and minimums dropping as low as 4°C (39°F). This diverse range of temperatures makes it a perfect time for outdoor activities and exploring the local attractions.

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 21°C (71°F), with highs reaching up to 34°C (94°F) and lows dropping to around 4°C (39°F).
JanFebMarAprMayJunJulAugSepOctNovDec414554597077817975634946
Data source: Temperature data for Lexington 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 Lexington

In Lexington in May, the total precipitation amount is 119 mm (4.7 in), falling over a span of 12 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 119 mm (4.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec10318017116711911113010911512687143
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Lexington

In Lexington in May humidity is 83%. With an average temperature of 21°C (71°F), this humidity feels like walking through a warm mist, making travel both refreshing and slightly uncomfortable as the air clings to your skin and you find yourself needing to take frequent breaks to hydrate.

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 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%81%83%83%80%74%70%73%85%88%
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 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 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 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46710111111109753
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.
 TemperaturePrecipitationHumidityUV
January Weather5°C (41°F)103 mm (4.1 inches)86%moderate
February Weather7°C (45°F)180 mm (7.1 inches)85%high
March Weather12°C (54°F)171 mm (6.7 inches)84%high
April Weather15°C (60°F)167 mm (6.6 inches)81%very high
May Weather21°C (71°F)119 mm (4.7 inches)83%extreme
June Weather25°C (78°F)111 mm (4.4 inches)83%extreme
July Weather27°C (81°F)130 mm (5.1 inches)80%extreme
August Weather26°C (79°F)109 mm (4.3 inches)73%very high
September Weather24°C (75°F)115 mm (4.5 inches)70%very high
October Weather17°C (64°F)126 mm (5.0 inches)73%high
November Weather9°C (49°F)87 mm (3.4 inches)85%moderate
December Weather8°C (46°F)143 mm (5.6 inches)88%moderate

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