The official National Weather Service forecast for Dillon — 34.4166°N, 79.3712°W, population 8,484, 2.2 miles from I-95. Forecasts here are written by NWS ILM, this county’s forecast office.
| Dillon County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 56 | 60 | 68 | 76 | 83 | 89 | 92 | 90 | 85 | 76 | 67 | 59 | 75 |
| Avg low °F | 34 | 37 | 43 | 50 | 59 | 67 | 71 | 70 | 64 | 52 | 42 | 36 | 52 |
| Precip in | 3.3 | 3.3 | 3.4 | 3.3 | 3.8 | 4.7 | 5.2 | 5.4 | 5.4 | 3.1 | 2.9 | 3.4 | 47.2 |
1996–2025 normals for Dillon County — the climate division Dillon sits in. All-time county record high 104.6°F (2007-08-10); record low 0.1°F (1985-01-21). Source: NOAA / National Weather Service.