The official National Weather Service forecast for Hamden — 39.1598°N, 82.5268°W, 46.2 miles from I-77.
| Vinton County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 39 | 44 | 54 | 66 | 74 | 81 | 84 | 83 | 78 | 66 | 54 | 44 | 64 |
| Avg low °F | 23 | 25 | 32 | 41 | 50 | 59 | 63 | 61 | 54 | 43 | 33 | 27 | 43 |
| Precip in | 3.2 | 3.2 | 3.7 | 4.1 | 4.6 | 4.3 | 4.5 | 3.2 | 3.4 | 3.1 | 2.9 | 3.3 | 43.5 |
1996–2025 normals for Vinton County — the climate division Hamden sits in. All-time county record high 102.4°F (2012-07-08); record low -24.6°F (1994-01-20). Source: NOAA / National Weather Service.