July Weather in Lemont, United States

Last updated: June 24, 2025

In July, the average temperature in Lemont, United States hovers around 24°C (75°F). Expect a range between a cool 10°C (51°F) and a warm 35°C (95°F). During this month, anticipate about 110 mm (4.3 in) of precipitation spread over 13 days, contributing to an average humidity of 74%. Be prepared for a mix of warm days and refreshing rains!

July Temperature in Lemont

In July in Lemont, the average temperature is 24°C (75°F). Maximums can reach 35°C (95°F), while minimums can drop as low as 10°C (51°F). This warm climate makes Lemont a perfect destination for outdoor activities and exploration during this time of year.

July Weather in Lemont: Daily Temperature Highs, Lows, and Averages

The chart illustrates July temperature patterns in Lemont, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lemont, July typically has an average temperature of 24°C (75°F), with highs reaching up to 35°C (95°F) and lows dropping to around 10°C (51°F).

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

July Precipitation in Lemont

In Lemont in July, the total precipitation amount is 110 mm (4.3 in) over the course of 13 days.

July Precipitation Trends in Lemont

The chart displays monthly precipitation patterns in Lemont, with values for each month alongside July’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how July’s conditions compare to those of other months. In Lemont, July typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for July generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

July Humidity in Lemont

In Lemont in July, humidity is 74%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration both sticky and exhilarating, as the heat clings to your skin while inviting you to seek out refreshing breezes or cool shade.

July Average Humidity in Lemont

This chart illustrates the average monthly humidity levels in Lemont, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, average humidity in Lemont is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for July generated using information from the Copernicus Climate Change Service.

July UV Index in Lemont

In Lemont in July, 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 Lemont.

Maximum UV Index Levels in Lemont for July

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

Data source: Lemont July 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 July Weather in Lemont Compares to Other Months

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

This table compares monthly weather conditions in Lemont, showing how July’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (29°F)	67 mm (2.6 inches)	89%	moderate
February Weather	0°C (33°F)	106 mm (4.2 inches)	90%	moderate
March Weather	4°C (39°F)	90 mm (3.5 inches)	89%	high
April Weather	10°C (50°F)	106 mm (4.2 inches)	88%	very high
May Weather	16°C (61°F)	122 mm (4.8 inches)	80%	very high
June Weather	20°C (69°F)	94 mm (3.7 inches)	79%	very high
July Weather	24°C (75°F)	110 mm (4.3 inches)	74%	very high
August Weather	23°C (73°F)	87 mm (3.4 inches)	64%	very high
September Weather	19°C (66°F)	122 mm (4.8 inches)	67%	very high
October Weather	13°C (56°F)	112 mm (4.4 inches)	81%	high
November Weather	5°C (41°F)	83 mm (3.3 inches)	89%	moderate
December Weather	1°C (34°F)	91 mm (3.6 inches)	88%	moderate