August Weather in Long Grove, United States

Last updated: June 24, 2025

In August, the average temperature in Long Grove, United States hovers around 23°C (73°F), making it a pleasant destination. Expect a minimum temperature of 11°C (53°F) and a peak of 34°C (94°F). With 83 mm (3.3 in) of precipitation spread over 8 days, you might want to pack an umbrella! Moreover, the average humidity is at a comfortable 77%, ensuring a refreshing atmosphere. Enjoy your stay!

August Temperature in Long Grove

In August in Long Grove, the average temperature is 23°C (73°F), with maximums reaching up to 34°C (94°F) and minimums dropping as low as 11°C (53°F). Travelers should pack for a range of temperatures and enjoy a warm, pleasant climate.

August Weather in Long Grove: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Long Grove, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Long Grove, August typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 11°C (53°F).

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

August Precipitation in Long Grove

In Long Grove in August, the precipitation amount reaches 83 mm (3.3 in) over the course of 8 days.

August Precipitation Trends in Long Grove

The chart displays monthly precipitation patterns in Long Grove, 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 Long Grove, August typically receives around 83 mm (3.3 inches) of precipitation spread over approximately 8 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 Long Grove

In Long Grove in August, humidity is 77%. With an average temperature of 23°C (73°F), this humidity feels like a warm, sticky embrace, making travel somewhat uncomfortable but bearable. It's essential to stay hydrated and take frequent breaks to enjoy the sights while avoiding overheating.

August Average Humidity in Long Grove

This chart illustrates the average monthly humidity levels in Long Grove, 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 Long Grove is approximately 77%, 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 Long Grove

In Long Grove in August, 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 Long Grove.

Maximum UV Index Levels in Long Grove for August

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

Data source: Long Grove 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 Long Grove Compares to Other Months

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

This table compares monthly weather conditions in Long Grove, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	54 mm (2.1 inches)	81%	moderate
February Weather	-4°C (25°F)	60 mm (2.4 inches)	81%	moderate
March Weather	4°C (40°F)	86 mm (3.4 inches)	81%	high
April Weather	9°C (49°F)	102 mm (4.0 inches)	82%	very high
May Weather	17°C (62°F)	145 mm (5.7 inches)	78%	very high
June Weather	23°C (73°F)	126 mm (5.0 inches)	81%	extreme
July Weather	25°C (77°F)	80 mm (3.1 inches)	79%	very high
August Weather	23°C (73°F)	83 mm (3.3 inches)	77%	very high
September Weather	20°C (68°F)	119 mm (4.7 inches)	78%	very high
October Weather	12°C (54°F)	114 mm (4.5 inches)	78%	high
November Weather	4°C (39°F)	48 mm (1.9 inches)	87%	moderate
December Weather	0°C (32°F)	48 mm (1.9 inches)	84%	low