May Weather in South Chicago, United States

Last updated: June 24, 2025

In South Chicago, United States, the average temperature in May is a mild 12°C (54°F), with minimums dipping to 2°C (35°F) and maximums rising to 28°C (82°F). Expect about 163 mm (6.4 in) of precipitation spread over 14 days, contributing to an average humidity of 79%. Perfect for those who enjoy a mix of cool breezes and occasional rain!

May Temperature in South Chicago

In May in South Chicago, the average temperature is 12°C (54°F). The maximum can reach 28°C (82°F), and the minimum can be as low as 2°C (35°F). It's a great time for travelers to enjoy mild weather while exploring the surroundings.

May Weather in South Chicago: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in South Chicago, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Chicago, May typically has an average temperature of 12°C (54°F), with highs reaching up to 28°C (82°F) and lows dropping to around 2°C (35°F).

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

May Precipitation in South Chicago

In South Chicago in May, the total precipitation amount is 163 mm (6.4 in) over the course of 14 days.

May Precipitation Trends in South Chicago

The chart displays monthly precipitation patterns in South Chicago, 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 South Chicago, May typically receives around 163 mm (6.4 inches) of precipitation spread over approximately 14 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 South Chicago

In South Chicago in May, humidity is 79%. With an average temperature of 12°C (54°F), this humidity makes traveling feel quite muggy, leading to a sticky discomfort that can sap your energy and make outdoor activities less enjoyable.

May Average Humidity in South Chicago

This chart illustrates the average monthly humidity levels in South Chicago, 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 South Chicago 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 South Chicago

In South Chicago in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in South Chicago.

Maximum UV Index Levels in South Chicago for May

The chart shows the monthly maximum UV Index (UVI) for South Chicago 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 South Chicago typically reaches 9, which falls under the very high exposure category.

Data source: South Chicago 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 South Chicago Compares to Other Months

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

This table compares monthly weather conditions in South Chicago, 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 (28°F)	91 mm (3.6 inches)	82%	moderate
February Weather	-2°C (30°F)	89 mm (3.5 inches)	83%	moderate
March Weather	3°C (37°F)	111 mm (4.4 inches)	84%	high
April Weather	6°C (44°F)	132 mm (5.2 inches)	85%	very high
May Weather	12°C (54°F)	163 mm (6.4 inches)	79%	very high
June Weather	19°C (66°F)	133 mm (5.2 inches)	82%	very high
July Weather	22°C (73°F)	77 mm (3.0 inches)	80%	very high
August Weather	23°C (73°F)	72 mm (2.9 inches)	81%	very high
September Weather	20°C (68°F)	76 mm (3.0 inches)	80%	very high
October Weather	13°C (56°F)	170 mm (6.7 inches)	82%	high
November Weather	5°C (42°F)	90 mm (3.6 inches)	88%	moderate
December Weather	2°C (35°F)	86 mm (3.4 inches)	84%	low