August Weather in La Grange, United States

Last updated: June 24, 2025

In August, the average temperature in La Grange, United States hovers around 30°C (86°F), with a minimum of 21°C (70°F) and soaring to a maximum of 40°C (104°F). The region experiences 138 mm (5.4 in) of precipitation over approximately 9 days, contributing to an average humidity level of 68%.

August Temperature in La Grange

In August in La Grange, the average temperature is 30°C (86°F). Maximums can reach 40°C (104°F) and minimums can be as low as 21°C (70°F). Be prepared for warm weather and stay hydrated while exploring the area!

August Weather in La Grange: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in La Grange, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In La Grange, August typically has an average temperature of 30°C (86°F), with highs reaching up to 40°C (104°F) and lows dropping to around 21°C (70°F).

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

August Precipitation in La Grange

In La Grange in August, the precipitation amount is 138 mm (5.4 in) spread over 9 days.

August Precipitation Trends in La Grange

The chart displays monthly precipitation patterns in La Grange, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In La Grange, August typically receives around 138 mm (5.4 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

August Humidity in La Grange

In La Grange in August humidity is 68%. With an average temperature of 30°C (86°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel sultry and exhausting, yet it can also encourage you to seek out refreshing drinks and shaded spots as you explore the vibrant surroundings.

August Average Humidity in La Grange

This chart illustrates the average monthly humidity levels in La Grange, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in La Grange is approximately 68%, offering insight into how humid the weather typically is during this month.

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

August UV Index in La Grange

In La Grange in August, 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 La Grange.

Maximum UV Index Levels in La Grange for August

The chart shows the monthly maximum UV Index (UVI) for La Grange in August, 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 August, the maximum UV index in La Grange typically reaches 11, which falls under the extreme exposure category.

Data source: La Grange August 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 August Weather in La Grange Compares to Other Months

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

This table compares monthly weather conditions in La Grange, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (53°F)	62 mm (2.4 inches)	78%	moderate
February Weather	13°C (55°F)	71 mm (2.8 inches)	81%	very high
March Weather	18°C (65°F)	73 mm (2.9 inches)	76%	very high
April Weather	21°C (70°F)	105 mm (4.1 inches)	79%	very high
May Weather	25°C (78°F)	145 mm (5.7 inches)	79%	extreme
June Weather	28°C (83°F)	112 mm (4.4 inches)	74%	extreme
July Weather	29°C (85°F)	94 mm (3.7 inches)	71%	extreme
August Weather	30°C (86°F)	138 mm (5.4 inches)	68%	extreme
September Weather	27°C (81°F)	120 mm (4.7 inches)	73%	very high
October Weather	22°C (72°F)	83 mm (3.3 inches)	75%	very high
November Weather	16°C (61°F)	67 mm (2.6 inches)	78%	high
December Weather	13°C (56°F)	86 mm (3.4 inches)	84%	moderate