Knoxville weather by month

Check out Knoxville weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Knoxville (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
8°C maximum daytime temperature in January in Knoxville8
11°C maximum daytime temperature in February in Knoxville11
16°C maximum daytime temperature in March in Knoxville16
22°C maximum daytime temperature in April in Knoxville22
25°C maximum daytime temperature in May in Knoxville25
29°C maximum daytime temperature in June in Knoxville29
31°C maximum daytime temperature in July in Knoxville31
31°C maximum daytime temperature in August in Knoxville31
27°C maximum daytime temperature in September in Knoxville27
22°C maximum daytime temperature in October in Knoxville22
15°C maximum daytime temperature in November in Knoxville15
10°C maximum daytime temperature in December in Knoxville10
Min temperature (night-time)
-3°C minimum night-time temperature in January in Knoxville-3
-2°C minimum night-time temperature in February in Knoxville-2
2°C minimum night-time temperature in March in Knoxville2
7°C minimum night-time temperature in April in Knoxville7
11°C minimum night-time temperature in May in Knoxville11
16°C minimum night-time temperature in June in Knoxville16
19°C minimum night-time temperature in July in Knoxville19
18°C minimum night-time temperature in August in Knoxville18
15°C minimum night-time temperature in September in Knoxville15
7°C minimum night-time temperature in October in Knoxville7
3°C minimum night-time temperature in November in Knoxville3
-2°C minimum night-time temperature in December in Knoxville-2
Heat & Humidity
No heat & humidity in January in Knoxville0
No heat & humidity in February in Knoxville0
No heat & humidity in March in Knoxville0
No heat & humidity in April in Knoxville0
Low heat & humidity in May in KnoxvilleL
Moderate heat & humidity in June in KnoxvilleM
High heat & humidity in July in KnoxvilleH
High heat & humidity in August in KnoxvilleH
Low heat & humidity in September in KnoxvilleL
No heat & humidity in October in Knoxville0
No heat & humidity in November in Knoxville0
No heat & humidity in December in Knoxville0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Knoxville

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Knoxville10
11 hours of daylight per day in February in Knoxville11
12 hours of daylight per day in March in Knoxville12
13 hours of daylight per day in April in Knoxville13
14 hours of daylight per day in May in Knoxville14
15 hours of daylight per day in June in Knoxville15
14 hours of daylight per day in July in Knoxville14
13 hours of daylight per day in August in Knoxville13
12 hours of daylight per day in September in Knoxville12
11 hours of daylight per day in October in Knoxville11
10 hours of daylight per day in November in Knoxville10
10 hours of daylight per day in December in Knoxville10
UV Index (Maximum)
UV (maximum) index 3 (Moderate) in January in Knoxville3
UV (maximum) index 4 (Moderate) in February in Knoxville4
UV (maximum) index 6 (High) in March in Knoxville6
UV (maximum) index 8 (Very High) in April in Knoxville8
UV (maximum) index 9 (Very High) in May in Knoxville9
UV (maximum) index 10 (Very High) in June in Knoxville10
UV (maximum) index 10 (Very High) in July in Knoxville10
UV (maximum) index 9 (Very High) in August in Knoxville9
UV (maximum) index 8 (Very High) in September in Knoxville8
UV (maximum) index 5 (Moderate) in October in Knoxville5
UV (maximum) index 3 (Moderate) in November in Knoxville3
UV (maximum) index 2 (Low) in December in Knoxville2

Rainfall in Knoxville

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
12 days with some rainfall in January in Knoxville12
11 days with some rainfall in February in Knoxville11
12 days with some rainfall in March in Knoxville12
11 days with some rainfall in April in Knoxville11
11 days with some rainfall in May in Knoxville11
10 days with some rainfall in June in Knoxville10
12 days with some rainfall in July in Knoxville12
9 days with some rainfall in August in Knoxville9
8 days with some rainfall in September in Knoxville8
8 days with some rainfall in October in Knoxville8
10 days with some rainfall in November in Knoxville10
11 days with some rainfall in December in Knoxville11
Average monthly rainfall (mm)
108 mm monthly rainfall in January in Knoxville108
104 mm monthly rainfall in February in Knoxville104
132 mm monthly rainfall in March in Knoxville132
96 mm monthly rainfall in April in Knoxville96
109 mm monthly rainfall in May in Knoxville109
103 mm monthly rainfall in June in Knoxville103
121 mm monthly rainfall in July in Knoxville121
86 mm monthly rainfall in August in Knoxville86
81 mm monthly rainfall in September in Knoxville81
73 mm monthly rainfall in October in Knoxville73
99 mm monthly rainfall in November in Knoxville99
117 mm monthly rainfall in December in Knoxville117

More about Knoxville

Knoxville by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Tennessee (Knoxville) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Knoxville?

Knoxville has a temperate climate with hot summers and some rainfall in all months.

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: Knoxville, Tennessee hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
1%
1.1%
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the USA

Compare Knoxville with the USA

Below the Knoxville chart shows average maximum daytime temperature for Knoxville, Tennessee, USA and the USA (Washington).

Maximum daytime temperature (°C)

Knoxville, Tennessee, USA
USA (Washington)
8
5
11
7
16
13
22
19
25
24
29
29
31
31
31
30
27
26
22
20
15
14
10
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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