The official National Weather Service forecast for Vicksburg — 32.3526°N, 90.8779°W, population 25,888, 2.5 miles from I-20. Forecasts here are written by NWS JAN, this county’s forecast office.
| Warren County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 58 | 62 | 70 | 77 | 84 | 90 | 92 | 93 | 88 | 79 | 68 | 60 | 77 |
| Avg low °F | 37 | 41 | 47 | 54 | 62 | 69 | 72 | 71 | 66 | 55 | 45 | 40 | 55 |
| Precip in | 5.7 | 5.1 | 5.2 | 5.6 | 4.7 | 4.2 | 4.2 | 4.6 | 3.5 | 3.7 | 4.2 | 5.3 | 56.0 |
1996–2025 normals for Warren County — the climate division Vicksburg sits in. All-time county record high 105.7°F (2000-08-31); record low -0.4°F (1951-02-02). Source: NOAA / National Weather Service.