The official National Weather Service forecast for Rockmart — 34.0026°N, 85.0416°W, population 7,743, 19.2 miles from I-75. Forecasts here are written by NWS FFC, this county’s forecast office.
| Polk County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 53 | 58 | 66 | 74 | 81 | 87 | 89 | 89 | 84 | 74 | 64 | 56 | 73 |
| Avg low °F | 32 | 35 | 41 | 48 | 57 | 64 | 68 | 67 | 61 | 50 | 39 | 35 | 50 |
| Precip in | 5.0 | 4.9 | 5.2 | 4.4 | 4.0 | 3.9 | 4.5 | 3.7 | 3.6 | 2.9 | 3.7 | 4.9 | 50.7 |
1996–2025 normals for Polk County — the climate division Rockmart sits in. All-time county record high 104.6°F (1952-07-29); record low -8.6°F (1985-01-21). Source: NOAA / National Weather Service.