The official National Weather Service forecast for Vineyard Haven — 41.454°N, 70.6012°W, population 14,064, 19.3 miles from I-195.
| Dukes County | J | F | M | A | M | J | J | A | S | O | N | D | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 40 | 41 | 47 | 55 | 65 | 73 | 80 | 79 | 73 | 63 | 54 | 45 | 60 |
| Avg low °F | 25 | 26 | 31 | 39 | 48 | 57 | 64 | 63 | 57 | 47 | 38 | 30 | 44 |
| Precip in | 4.2 | 3.6 | 4.7 | 4.2 | 3.7 | 3.3 | 2.6 | 3.3 | 4.3 | 4.8 | 3.8 | 4.5 | 47.0 |
1996–2025 normals for Dukes County — the climate division Vineyard Haven sits in. All-time county record high 96.1°F (1991-07-22); record low -7.7°F (2023-02-04). Source: NOAA / National Weather Service.