Weather in Knoxville, Tennessee, United States in December
In an average December, Knoxville sees a daily high around 49°F and a low around 31°F, based on 1981–2026 of local climate records.
| Average high | 49°F |
|---|---|
| Typical high range | 36°F to 62°F |
| Average low | 31°F |
| Typical low range | 21°F to 44°F |
| Average daily precipitation | 0.10 in |
December records
The most extreme December on record for each metric, across 1981–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
74°F
2001-12-05
Lowest
10°F
1989-12-22
Low
Highest
59°F
2015-12-25
Lowest
-3°F
1983-12-25
Feels-like
Highest
73°F
2015-12-28
Lowest
-23°F
1983-12-24
Humidity
Highest
14.9 g/m³
2015-12-26
Lowest
1.0 g/m³
1983-12-25
Wind
Highest
22 mph
2009-12-09
Lowest
3 mph
2025-12-05
Precip
Wettest
9.36 in
1990
Driest
1.70 in
1985
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