The official National Weather Service forecast for Gary City — 32.0312°N, 94.3725°W, 32.5 miles from I-20. Forecasts here are written by NWS SHV, this county’s forecast office.
| Panola County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 58 | 62 | 70 | 77 | 84 | 91 | 94 | 94 | 89 | 79 | 68 | 61 | 77 |
| Avg low °F | 37 | 40 | 47 | 54 | 63 | 70 | 73 | 73 | 66 | 55 | 46 | 39 | 55 |
| Precip in | 4.5 | 4.1 | 5.1 | 4.7 | 4.8 | 4.3 | 3.6 | 3.4 | 3.4 | 4.0 | 4.4 | 4.7 | 51.0 |
1996–2025 normals for Panola County — the climate division Gary City sits in. All-time county record high 108.9°F (2000-09-02); record low -0.2°F (2021-02-16). Source: NOAA / National Weather Service.