Snow in Knoxville, Tennessee Winter storm alerts · 7-day snow forecast · average snowfall
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Knoxville averages 4.6 inches of snow a year. The snowiest month is January (1.7″), and snow usually falls from November through March. On about 2 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 3 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
October
0″
0
0
1
49°F
November
0.1″
0
<1
9
38°F
December
0.5″
<1
<1
16
33°F
January
1.7″
1
2
19
30°F
February
1.4″
1
1
14
33°F
March
0.9″
<1
<1
8
40°F
April
0″
0
0
1
48°F
Year
4.6″
2
3
67
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Knoxville Mcghee Tyson Airport (11 mi from the city center, +52 ft elevation difference). Averages smooth out big years: single winters can bring half or double the normal.
4.6 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Knoxville Mcghee Tyson Airport station, 11 miles away). The snowiest month is January with 1.7 inches.
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How many freezing nights does Knoxville have?
About 67 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 30 °F.