August Weather in Knox, United States

Last updated: June 24, 2025

In August, the average temperature in Knox, United States is a pleasant 21°C (70°F), though it can vary significantly. Expect minimums of 8°C (46°F) and maximums reaching 34°C (93°F). Rainfall during this month averages 112 mm (4.4 in) over 15 days, while the average humidity hovers around 64%.

August Temperature in Knox

In August in Knox, the average temperature is 21°C (70°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 8°C (46°F). This pleasant climate makes Knox an ideal destination for travelers seeking both warmth and the opportunity to enjoy cooler evenings.

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

The chart illustrates August temperature patterns in Knox, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Knox, August typically has an average temperature of 21°C (70°F), with highs reaching up to 34°C (93°F) and lows dropping to around 8°C (46°F).

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

August Precipitation in Knox

In Knox in August, the precipitation amount is 112 mm (4.4 in) spread over a period of 15 days.

August Precipitation Trends in Knox

The chart displays monthly precipitation patterns in Knox, 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 Knox, August typically receives around 112 mm (4.4 inches) of precipitation spread over approximately 15 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 Knox

In Knox in August humidity is 64%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making it comfortable for traveling during the day, albeit slightly sticky in the afternoons.

August Average Humidity in Knox

This chart illustrates the average monthly humidity levels in Knox, 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 Knox is approximately 64%, 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 Knox

In Knox 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 Knox.

Maximum UV Index Levels in Knox for August

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

Data source: Knox 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 Knox Compares to Other Months

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

This table compares monthly weather conditions in Knox, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (28°F)	101 mm (4.0 inches)	89%	moderate
February Weather	-1°C (31°F)	115 mm (4.5 inches)	90%	moderate
March Weather	3°C (38°F)	108 mm (4.2 inches)	89%	high
April Weather	9°C (48°F)	136 mm (5.3 inches)	88%	very high
May Weather	15°C (60°F)	152 mm (6.0 inches)	80%	very high
June Weather	20°C (68°F)	143 mm (5.6 inches)	79%	very high
July Weather	22°C (72°F)	150 mm (5.9 inches)	74%	very high
August Weather	21°C (70°F)	112 mm (4.4 inches)	64%	very high
September Weather	18°C (65°F)	126 mm (4.9 inches)	67%	very high
October Weather	12°C (54°F)	131 mm (5.2 inches)	81%	high
November Weather	4°C (39°F)	103 mm (4.1 inches)	89%	moderate
December Weather	1°C (33°F)	104 mm (4.1 inches)	88%	low