May Weather in Beloit, United States

Last updated: June 24, 2025

In Beloit, United States, the average temperature in May hovers around 16°C (61°F). Expect a diverse range, with minimums plunging to -2°C (29°F) and maximums climbing to 32°C (90°F). This month typically sees 123 mm (4.8 in) of precipitation over 15 days, contributing to an average humidity of 81%.

May Temperature in Beloit

In May in Beloit, the average temperature is 16°C (61°F). The maximum can reach 32°C (90°F), while the minimum can drop to as low as -2°C (29°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both warm days and chilly nights.

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

The chart illustrates May temperature patterns in Beloit, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Beloit, May typically has an average temperature of 16°C (61°F), with highs reaching up to 32°C (90°F) and lows dropping to around -2°C (29°F).

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

May Precipitation in Beloit

In Beloit in May, the precipitation amount is 123 mm (4.8 in), occurring over a span of 15 days.

May Precipitation Trends in Beloit

The chart displays monthly precipitation patterns in Beloit, 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 Beloit, May typically receives around 123 mm (4.8 inches) of precipitation spread over approximately 15 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 Beloit

In Beloit in May, humidity is 81%. With an average temperature of 16°C (61°F), this humidity feels like a warm, heavy blanket wrapping around you as you explore the sights, making it essential to stay hydrated and take regular breaks in the shade.

May Average Humidity in Beloit

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

In Beloit 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 Beloit.

Maximum UV Index Levels in Beloit for May

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

Data source: Beloit 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 Beloit Compares to Other Months

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

This table compares monthly weather conditions in Beloit, 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 (29°F)	87 mm (3.4 inches)	88%	moderate
February Weather	0°C (33°F)	99 mm (3.9 inches)	88%	moderate
March Weather	4°C (40°F)	104 mm (4.1 inches)	87%	high
April Weather	10°C (50°F)	133 mm (5.3 inches)	87%	very high
May Weather	16°C (61°F)	123 mm (4.8 inches)	81%	very high
June Weather	21°C (70°F)	134 mm (5.3 inches)	83%	very high
July Weather	23°C (74°F)	135 mm (5.3 inches)	82%	very high
August Weather	22°C (72°F)	102 mm (4.0 inches)	76%	very high
September Weather	19°C (67°F)	111 mm (4.4 inches)	77%	very high
October Weather	13°C (56°F)	110 mm (4.3 inches)	82%	high
November Weather	5°C (41°F)	93 mm (3.6 inches)	89%	moderate
December Weather	2°C (35°F)	92 mm (3.6 inches)	86%	low