May Weather in Madison, United States

Last updated: June 24, 2025

In May, the average temperature in Madison, United States is a pleasant 23°C (73°F). However, be prepared for a range, as temperatures can dip to a minimum of 7°C (44°F) and soar up to a maximum of 36°C (96°F). With an average humidity of 81%, you may want to stay hydrated! Rain is also a possibility, with 99 mm (3.9 in) expected over approximately 10 days. Enjoy your stay!

May Temperature in Madison

In May in Madison, the average temperature is 23°C (73°F). Maximum temperatures can reach 36°C (96°F), while minimums can drop to as low as 7°C (44°F). Be prepared for a mix of warm days and cooler evenings when traveling to Madison during this time.

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

The chart illustrates May temperature patterns in Madison, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Madison, May typically has an average temperature of 23°C (73°F), with highs reaching up to 36°C (96°F) and lows dropping to around 7°C (44°F).

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

May Precipitation in Madison

In Madison in May, the total precipitation amount is 99 mm (3.9 in) spread over a period of 10 days.

May Precipitation Trends in Madison

The chart displays monthly precipitation patterns in Madison, 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 Madison, May typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 10 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 Madison

In Madison in May, humidity is 81%. With an average temperature of 23°C (73°F), this humidity feels like a heavy blanket wrapping around you, making every step feel more laborious while traveling and causing you to constantly seek out shade or a cool breeze for relief.

May Average Humidity in Madison

This chart illustrates the average monthly humidity levels in Madison, 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 Madison is approximately 81%, 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 Madison

In Madison 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 Madison.

Maximum UV Index Levels in Madison for May

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

Data source: Madison 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 Madison Compares to Other Months

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

This table compares monthly weather conditions in Madison, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	103 mm (4.0 inches)	86%	moderate
February Weather	12°C (53°F)	125 mm (4.9 inches)	84%	high
March Weather	14°C (58°F)	96 mm (3.8 inches)	83%	very high
April Weather	18°C (64°F)	104 mm (4.1 inches)	81%	very high
May Weather	23°C (73°F)	99 mm (3.9 inches)	81%	extreme
June Weather	25°C (78°F)	109 mm (4.3 inches)	81%	extreme
July Weather	27°C (81°F)	108 mm (4.2 inches)	83%	extreme
August Weather	27°C (80°F)	108 mm (4.3 inches)	81%	very high
September Weather	25°C (77°F)	109 mm (4.3 inches)	82%	very high
October Weather	20°C (68°F)	107 mm (4.2 inches)	78%	very high
November Weather	12°C (54°F)	80 mm (3.2 inches)	86%	high
December Weather	10°C (50°F)	133 mm (5.3 inches)	89%	moderate