Last updated: June 24, 2025
In July, the average temperature in Knoxville, United States hovers around 25°C (77°F), with temperatures ranging from a cool 13°C (56°F) to a sweltering 36°C (96°F). Visitors can expect about 108 mm (4.2 in) of precipitation across 11 days, accompanied by an average humidity level of 79%. Prepare for a warm and somewhat humid July in this vibrant destination!
In July in Knoxville, the average temperature is 25°C (77°F). Maximums can reach 36°C (96°F), and minimums can be as low as 13°C (56°F). This makes Knoxville a great destination for travelers seeking warm weather, but be prepared for cooler evenings!
In Knoxville in July, the precipitation amount is 108 mm (4.2 in), distributed over 11 days.
In Knoxville in July, humidity is 79%. With an average temperature of 25°C (77°F), this humidity feels like a warm blanket wrapping around you, making travel feel slightly sluggish but pleasantly tropical.
In Knoxville in July, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Knoxville.
UV Risk Categories
Weather in Knoxville varies notably across the year, with each month offering distinct climate conditions. This page compares July’s weather to other months in Knoxville, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -4°C (26°F) | 57 mm (2.2 inches) | 81% | moderate |
February Weather | -2°C (28°F) | 65 mm (2.6 inches) | 81% | moderate |
March Weather | 5°C (41°F) | 105 mm (4.1 inches) | 81% | high |
April Weather | 10°C (50°F) | 111 mm (4.4 inches) | 82% | very high |
May Weather | 17°C (63°F) | 160 mm (6.3 inches) | 78% | very high |
June Weather | 23°C (74°F) | 152 mm (6.0 inches) | 81% | extreme |
July Weather | 25°C (77°F) | 108 mm (4.2 inches) | 79% | very high |
August Weather | 23°C (74°F) | 67 mm (2.6 inches) | 77% | very high |
September Weather | 20°C (69°F) | 99 mm (3.9 inches) | 78% | very high |
October Weather | 13°C (55°F) | 126 mm (5.0 inches) | 78% | high |
November Weather | 4°C (40°F) | 52 mm (2.1 inches) | 87% | moderate |
December Weather | 1°C (33°F) | 50 mm (2.0 inches) | 84% | low |