The official National Weather Service forecast for Henning — 35.6729°N, 89.5734°W, 20.3 miles from I-40.
| Lauderdale County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 47 | 52 | 62 | 72 | 80 | 88 | 90 | 89 | 84 | 74 | 61 | 51 | 71 |
| Avg low °F | 30 | 34 | 41 | 50 | 60 | 68 | 71 | 69 | 62 | 50 | 41 | 34 | 51 |
| Precip in | 4.0 | 4.6 | 5.3 | 5.4 | 5.5 | 4.0 | 4.1 | 3.4 | 3.3 | 3.9 | 4.1 | 4.9 | 52.5 |
1996–2025 normals for Lauderdale County — the climate division Henning sits in. All-time county record high 105.0°F (1952-07-28); record low -8.3°F (1951-02-02). Source: NOAA / National Weather Service.