June Weather in Knoxville, United States

Last updated: June 24, 2025

In June, the average temperature in Knoxville, United States is a warm 26°C (79°F), with minimums dipping to 15°C (59°F) and soaring up to a maximum of 36°C (97°F). Rainy days are common, bringing about 113 mm (4.4 in) of precipitation over approximately 15 days. With an average humidity of 81%, you'll definitely feel the tropical atmosphere while exploring this vibrant destination!

June Temperature in Knoxville

In June in Knoxville, the average temperature is 26°C (79°F). Maximums can reach 36°C (97°F), while minimums can drop to as low as 15°C (59°F). This weather makes it an ideal time for travelers seeking warm days and cool evenings.

June Weather in Knoxville: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Knoxville, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Knoxville, June typically has an average temperature of 26°C (79°F), with highs reaching up to 36°C (97°F) and lows dropping to around 15°C (59°F).

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

June Precipitation in Knoxville

In Knoxville in June, the total precipitation amount is 113 mm (4.4 in) over the course of 15 days.

June Precipitation Trends in Knoxville

The chart displays monthly precipitation patterns in Knoxville, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Knoxville, June typically receives around 113 mm (4.4 inches) of precipitation spread over approximately 15 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

June Humidity in Knoxville

In Knoxville in June, humidity is 81%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket wrapping around you, making outdoor adventures stickier and more draining, yet still vibrant with life—perfect for exploring local culture, but you'll want to take frequent breaks and stay hydrated.

June Average Humidity in Knoxville

This chart illustrates the average monthly humidity levels in Knoxville, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Knoxville is approximately 81%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Knoxville

In Knoxville in June, 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 Knoxville.

Maximum UV Index Levels in Knoxville for June

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

Data source: Knoxville June 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 June Weather in Knoxville Compares to Other Months

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

This table compares monthly weather conditions in Knoxville, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (49°F)	110 mm (4.3 inches)	86%	moderate
February Weather	13°C (55°F)	119 mm (4.7 inches)	84%	high
March Weather	15°C (59°F)	80 mm (3.2 inches)	83%	very high
April Weather	18°C (65°F)	95 mm (3.8 inches)	81%	very high
May Weather	23°C (74°F)	83 mm (3.3 inches)	81%	extreme
June Weather	26°C (79°F)	113 mm (4.4 inches)	81%	extreme
July Weather	27°C (82°F)	95 mm (3.7 inches)	83%	extreme
August Weather	27°C (81°F)	118 mm (4.6 inches)	81%	extreme
September Weather	25°C (78°F)	96 mm (3.8 inches)	82%	very high
October Weather	21°C (69°F)	100 mm (3.9 inches)	78%	very high
November Weather	13°C (56°F)	76 mm (3.0 inches)	86%	high
December Weather	11°C (51°F)	121 mm (4.7 inches)	89%	moderate