The official National Weather Service forecast for War — 37.3012°N, 81.6909°W, 31.2 miles from I-77.
| McDowell County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 43 | 48 | 57 | 68 | 75 | 81 | 84 | 83 | 78 | 67 | 56 | 47 | 66 |
| Avg low °F | 24 | 27 | 33 | 41 | 49 | 58 | 62 | 61 | 54 | 43 | 33 | 28 | 43 |
| Precip in | 3.6 | 3.6 | 3.7 | 4.3 | 5.1 | 4.3 | 5.4 | 4.1 | 3.5 | 2.9 | 2.7 | 3.4 | 46.6 |
1996–2025 normals for McDowell County — the climate division War sits in. All-time county record high 98.4°F (2012-06-30); record low -18.7°F (1985-01-21). Source: NOAA / National Weather Service.