The official National Weather Service forecast for Bartow — 32.8788°N, 82.4737°W, 43.3 miles from I-20. Forecasts here are written by NWS FFC, this county’s forecast office.
| Jefferson County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 58 | 63 | 70 | 77 | 84 | 90 | 92 | 91 | 86 | 77 | 68 | 61 | 76 |
| Avg low °F | 35 | 39 | 44 | 51 | 59 | 67 | 71 | 70 | 64 | 53 | 43 | 38 | 53 |
| Precip in | 3.9 | 4.0 | 4.1 | 3.4 | 3.6 | 4.4 | 4.5 | 4.6 | 3.9 | 2.4 | 2.8 | 4.3 | 45.9 |
1996–2025 normals for Jefferson County — the climate division Bartow sits in. All-time county record high 107.2°F (2012-07-01); record low -2.2°F (1985-01-21). Source: NOAA / National Weather Service.