Knoxville, TN
Climate overview — based on NOAA 1991-2020 normals from KNOXVILLE EXP STN, TN US.
Year-round temperatures (°F)
Climate summary
Knoxville has an annual average temperature of 57.9°F with about 55.8 inches of precipitation per year. The warmest month is July (average high 88.3°F), and the coldest is January (average low 26.4°F). December is typically the wettest month (5.91 in) and October the driest (3.05 in).
Best time to visit Knoxville
Full guide →Climate change signal
All-time records →117 of 366 (32%) of Knoxville's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1960s | 4 | |
| 1970s | 8 | |
| 1980s | 62 | |
| 1990s | 60 | |
| 2000s | 75 | |
| 2010s | 115 | |
| 2020s | 42 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 47.9°F | 26.4°F | 37.1°F | 5.23 in | — | 12 |
| February | 52.5°F | 29.3°F | 40.9°F | 5.12 in | — | 11 |
| March | 61.3°F | 35.7°F | 48.5°F | 5.28 in | — | 13 |
| April | 70.8°F | 43.8°F | 57.3°F | 5.25 in | — | 11 |
| May | 78.5°F | 53.8°F | 66.1°F | 4.53 in | — | 12 |
| June | 85.5°F | 62.0°F | 73.7°F | 3.96 in | — | 11 |
| July | 88.3°F | 66.2°F | 77.2°F | 5.82 in | — | 12 |
| August | 87.9°F | 64.8°F | 76.4°F | 3.42 in | — | 10 |
| September | 82.9°F | 58.6°F | 70.8°F | 4.13 in | — | 9 |
| October | 72.3°F | 45.7°F | 59.0°F | 3.05 in | — | 8 |
| November | 60.6°F | 34.7°F | 47.6°F | 4.10 in | — | 9 |
| December | 51.1°F | 29.7°F | 40.4°F | 5.91 in | — | 12 |
Climate twins of Knoxville
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).