The official National Weather Service forecast for Dover — 40.5206°N, 81.474°W, 2.1 miles from I-77.
| Tuscarawas County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 36 | 40 | 50 | 63 | 72 | 80 | 84 | 82 | 77 | 64 | 52 | 41 | 62 |
| Avg low °F | 20 | 22 | 30 | 39 | 49 | 58 | 62 | 60 | 53 | 43 | 33 | 26 | 41 |
| Precip in | 2.9 | 2.7 | 3.2 | 3.8 | 4.1 | 4.6 | 4.1 | 3.6 | 3.3 | 3.1 | 2.7 | 3.0 | 41.1 |
1996–2025 normals for Tuscarawas County — the climate division Dover sits in. All-time county record high 99.8°F (1988-07-08); record low -24.8°F (1994-01-19). Source: NOAA / National Weather Service.