The official National Weather Service forecast for Madison — 33.5957°N, 83.4679°W, population 4,709, 3 miles from I-20. Forecasts here are written by NWS FFC, this county’s forecast office.
| Morgan County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 56 | 60 | 68 | 75 | 82 | 89 | 91 | 90 | 85 | 76 | 66 | 58 | 75 |
| Avg low °F | 33 | 36 | 42 | 48 | 58 | 66 | 69 | 69 | 62 | 51 | 41 | 36 | 51 |
| Precip in | 4.6 | 4.4 | 4.8 | 3.9 | 3.6 | 4.3 | 4.3 | 4.7 | 3.9 | 2.9 | 3.2 | 4.6 | 49.2 |
1996–2025 normals for Morgan County — the climate division Madison sits in. All-time county record high 106.7°F (2012-06-30); record low -5.3°F (1985-01-21). Source: NOAA / National Weather Service.