| Month | High (°F) | Low (°F) | Precipitation (in) |
|---|---|---|---|
| January | 47.4 | 28.4 | 4.6 |
| February | 52.0 | 31.6 | 4.9 |
| March | 60.8 | 38.2 | 5.3 |
| April | 70.7 | 45.9 | 5.1 |
| May | 78.1 | 55.3 | 4.9 |
| June | 85.0 | 63.3 | 4.7 |
| July | 87.9 | 67.1 | 4.7 |
| August | 87.4 | 65.5 | 3.8 |
| September | 82.0 | 58.8 | 3.9 |
| October | 71.6 | 47.0 | 3.6 |
| November | 59.8 | 36.9 | 4.2 |
| December | 50.4 | 31.4 | 5.4 |
| Entire Year | 69.4 | 47.5 | 55.1 |
| City | Average (°F) | Record (°F) | Yearly (inches) | |||
|---|---|---|---|---|---|---|
| High | Low | High | Low | Precipitation | Snow | |
| Athens | 70.1 | 47.3 | 105 | -16 | 60.1 | 3.5 |
| Bolivar | 71.0 | 49.2 | 109 | -18 | 55.6 | 1.7 |
| Bristol | 68.1 | 45.2 | 105 | -23 | 43.9 | 9.0 |
| Brownsville | 70.9 | 50.7 | 109 | -13 | 55.8 | 2.3 |
| Chattanooga | 72.3 | 51.2 | 107 | -13 | 55.0 | 3.5 |
| Clarksville | 70.5 | 48.7 | 112 | -20 | 53.4 | 0.8 |
| Cleveland | 70.5 | 47.7 | 105 | -16 | 57.5 | 1.3 |
| Columbia | 69.9 | 46.2 | 110 | -20 | 55.9 | 0.8 |
| Cookeville | 69.0 | 45.5 | 105 | -22 | 59.0 | 5.7 |
| Crossville | 65.7 | 44.6 | 103 | -25 | 62.4 | 13.8 |
| Dayton | 69.3 | 48.4 | 107 | -15 | 57.8 | 1.6 |
| Dickson | 69.5 | 47.2 | 110 | -23 | 54.2 | 2.4 |
| Elizabethton | 68.1 | 45.2 | 105 | -23 | 43.9 | 9.0 |
| Fayetteville | 72.2 | 49.1 | 107 | -26 | 59.3 | 0.3 |
| Franklin | 69.7 | 47.4 | 108 | -22 | 53.9 | 1.5 |
| Gatlinburg | 68.2 | 44.2 | 106 | -18 | 58.3 | 9.4 |
| Greeneville | 69.4 | 43.0 | 104 | -29 | 44.6 | 8.1 |
| Jackson | 71.1 | 49.7 | 110 | -21 | 56.3 | 2.8 |
| Johnson City | 68.1 | 45.2 | 105 | -23 | 43.9 | 9.0 |
| Kingsport | 69.1 | 46.7 | 104 | -18 | 44.1 | 5.1 |
| Knoxville | 69.9 | 49.5 | 105 | -24 | 51.9 | 4.4 |
| Lawrenceburg | 70.2 | 47.6 | 106 | -14 | 58.2 | 3.1 |
| Lebanon | 70.3 | 46.7 | 111 | -20 | 53.3 | 0.6 |
| Lenoir City | 70.8 | 48.4 | 106 | -14 | 53.8 | 3.1 |
| Lewisburg | 71.0 | 45.2 | 112 | -20 | 55.4 | 1.4 |
| Martin | 70.3 | 48.1 | 107 | -18 | 53.4 | 3.6 |
| McMinnville | 70.8 | 49.3 | 106 | -26 | 54.3 | 5.2 |
| Memphis | 72.8 | 54.1 | 108 | -13 | 54.9 | 2.8 |
| Milan | 71.2 | 47.3 | 110 | -23 | 56.8 | 3.0 |
| Monteagle | 65.8 | 46.9 | 101 | -20 | 66.9 | 4.7 |
| Murfreesboro | 70.3 | 46.8 | 109 | -19 | 55.7 | 2.2 |
| Nashville | 70.7 | 50.2 | 109 | -18 | 50.5 | 4.8 |
| Newport | 69.9 | 46.9 | 107 | -23 | 46.7 | 3.3 |
| Oak Ridge | 70.3 | 48.4 | 105 | -17 | 59.7 | 5.1 |
| Pulaski | 70.6 | 46.7 | 106 | -16 | 57.8 | 1.8 |
| Rogersville | 68.6 | 46.3 | 104 | -23 | 47.3 | 6.7 |
| Selmer | 71.5 | 49.3 | 107 | -21 | 58.1 | 1.6 |
| Sevierville | 71.2 | 47.0 | 106 | -24 | 47.1 | 3.3 |
| Shelbyville | 71.2 | 48.7 | 108 | -20 | 56.7 | 1.1 |
| Springfield | 68.8 | 46.7 | 106 | -18 | 52.5 | 5.4 |
| Tullahoma | 69.5 | 48.1 | 106 | -22 | 59.9 | 3.3 |
| Union City | 68.8 | 47.5 | 111 | -22 | 53.3 | 5.6 |