The official National Weather Service forecast for Calhoun Falls — 34.0923°N, 82.5957°W, 33.4 miles from I-85. Forecasts here are written by NWS GSP, this county’s forecast office.
| Abbeville County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 54 | 59 | 66 | 74 | 81 | 88 | 91 | 90 | 84 | 75 | 65 | 57 | 74 |
| Avg low °F | 33 | 36 | 42 | 49 | 58 | 66 | 70 | 69 | 63 | 52 | 41 | 36 | 51 |
| Precip in | 4.2 | 3.9 | 4.3 | 3.5 | 3.7 | 4.1 | 3.9 | 3.9 | 3.6 | 3.0 | 3.3 | 4.6 | 46.0 |
1996–2025 normals for Abbeville County — the climate division Calhoun Falls sits in. All-time county record high 105.6°F (1983-08-22); record low -1.2°F (1985-01-22). Source: NOAA / National Weather Service.