Knoxville, Tennessee, United States climate

Average temperatures, precipitation and all-time records for Knoxville, Tennessee, United States, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is July, averaging a high of 87°F, and its coldest is January, with an average low of 31°F.

Knoxville is a city in Knox County, Tennessee, United States, and its county seat. Located on the Tennessee River within the Appalachian Mountains, it is the largest city in the Grand Division of East Tennessee. via Wikipedia

How today compares

Latest recorded day: 2026-10-15. Each reading placed on Knoxville, Tennessee, United States's own ±7-day seasonal distribution.

High 87°F Near Record · 99.6th pct*

Low 68°F Near Record · 99.1th pct

Feels-like 90°F Near Record · 99.1th pct

Humidity 17.3 g/m³ Very High · 99th pct

Wind 8 mph Above Normal · 64th pct

Gust* 14 mph Below Normal · 30th pct

Precip 0.00 in Dry

Percentiles marked * are pending verification.

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Knoxville average temperatures by month

Typical daily high and low, and average precipitation, for each month in Knoxville, Tennessee, United States, based on 1980–2026 records. The wettest month is February (0.20 in on an average day).

Month	Avg high	Avg low	Avg precip
January	47°F	31°F	0.10 in
February	53°F	35°F	0.20 in
March	61°F	41°F	0.10 in
April	70°F	49°F	0.10 in
May	77°F	58°F	0.10 in
June	85°F	66°F	0.10 in
July	87°F	70°F	0.20 in
August	86°F	69°F	0.10 in
September	82°F	63°F	0.10 in
October	71°F	50°F	0.10 in
November	60°F	41°F	0.10 in
December	51°F	35°F	0.10 in

Jan 17°–60°

Feb 23°–66°

Mar 28°–73°

Apr 38°–80°

May 48°–85°

Jun 60°–91°

Jul 66°–93°

Aug 63°–92°

Sep 54°–90°

Oct 39°–80°

Nov 29°–71°

Dec 24°–62°

Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -10°F to 115°F scale, so the whole year's rhythm reads at a glance.

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Record extremes

Hottest day on record: 105°F on 2012-07-01
Coldest day on record: -21°F on 1985-01-21

All Knoxville weather records →

Percentiles compare each day to Knoxville, Tennessee, United States's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →