The official National Weather Service forecast for Heflin — 33.649°N, 85.5875°W, 6.3 miles from I-20. Forecasts here are written by NWS BMX, this county’s forecast office.
| Cleburne County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 54 | 59 | 66 | 74 | 80 | 86 | 89 | 88 | 84 | 74 | 64 | 56 | 73 |
| Avg low °F | 32 | 35 | 41 | 47 | 56 | 64 | 68 | 67 | 61 | 49 | 39 | 35 | 50 |
| Precip in | 5.5 | 5.1 | 5.6 | 4.7 | 4.6 | 4.6 | 4.9 | 4.3 | 3.5 | 3.1 | 4.0 | 5.2 | 55.1 |
1996–2025 normals for Cleburne County — the climate division Heflin sits in. All-time county record high 103.1°F (1952-07-29); record low -7.5°F (1985-01-21). Source: NOAA / National Weather Service.