The official National Weather Service forecast for Danville — 44.4112°N, 72.1393°W, 5.4 miles from I-91.
| Caledonia County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 25 | 29 | 38 | 51 | 65 | 73 | 77 | 76 | 69 | 55 | 42 | 31 | 53 |
| Avg low °F | 6 | 8 | 17 | 29 | 40 | 50 | 54 | 53 | 46 | 36 | 25 | 15 | 32 |
| Precip in | 2.8 | 2.5 | 2.9 | 3.5 | 4.1 | 4.7 | 5.0 | 4.2 | 3.6 | 4.5 | 3.3 | 3.8 | 44.9 |
1996–2025 normals for Caledonia County — the climate division Danville sits in. All-time county record high 94.6°F (1977-07-21); record low -37.3°F (1957-01-15). Source: NOAA / National Weather Service.