August Weather in Cleveland, United States

Last updated: June 24, 2025

In August, the average temperature in Cleveland, United States hovers around a warm 28°C (83°F). Expect a minimum of 20°C (68°F) and a maximum of 39°C (103°F). This month also brings 194 mm (7.6 in) of precipitation spread over 17 days, contributing to an average humidity level of 67%. Enjoy the warmth, but be prepared for those occasional rainy days!

August Temperature in Cleveland

In August in Cleveland, the average temperature is 28°C (83°F), with maximums reaching up to 39°C (103°F) and minimums dropping to as low as 20°C (68°F). This makes it a great time to visit for those who enjoy warm weather combined with pleasant evenings.

August Weather in Cleveland: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Cleveland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cleveland, August typically has an average temperature of 28°C (83°F), with highs reaching up to 39°C (103°F) and lows dropping to around 20°C (68°F).

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

August Precipitation in Cleveland

In Cleveland in August, the total precipitation amount is 194 mm (7.6 in), measured over a span of 17 days.

August Precipitation Trends in Cleveland

The chart displays monthly precipitation patterns in Cleveland, 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 Cleveland, August typically receives around 194 mm (7.6 inches) of precipitation spread over approximately 17 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 Cleveland

In Cleveland in August, humidity is 67%. With an average temperature of 28°C (83°F), this humidity feels like a warm, sticky embrace that can make traveling feel quite draining. It's a climate that encourages you to take frequent breaks in the shade, stay hydrated, and perhaps seek out cool breezes to truly enjoy the journey.

August Average Humidity in Cleveland

This chart illustrates the average monthly humidity levels in Cleveland, 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 Cleveland is approximately 67%, 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 Cleveland

In Cleveland 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 Cleveland.

Maximum UV Index Levels in Cleveland for August

The chart shows the monthly maximum UV Index (UVI) for Cleveland 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 Cleveland typically reaches 11, which falls under the extreme exposure category.

Data source: Cleveland 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 Cleveland Compares to Other Months

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

This table compares monthly weather conditions in Cleveland, 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)	99 mm (3.9 inches)	79%	moderate
February Weather	14°C (57°F)	101 mm (4.0 inches)	80%	very high
March Weather	18°C (65°F)	106 mm (4.2 inches)	78%	very high
April Weather	20°C (69°F)	107 mm (4.2 inches)	79%	very high
May Weather	24°C (76°F)	182 mm (7.2 inches)	81%	extreme
June Weather	27°C (81°F)	154 mm (6.1 inches)	77%	extreme
July Weather	28°C (83°F)	116 mm (4.6 inches)	71%	extreme
August Weather	28°C (83°F)	194 mm (7.6 inches)	67%	extreme
September Weather	26°C (80°F)	201 mm (7.9 inches)	69%	very high
October Weather	22°C (71°F)	117 mm (4.6 inches)	73%	very high
November Weather	16°C (61°F)	75 mm (3.0 inches)	82%	high
December Weather	14°C (57°F)	111 mm (4.4 inches)	87%	moderate