Temperature
Cool by day, brisk at night.
Cool days and plenty of sun. Wind on exposed beaches is the main drawback.
Cool by day, brisk at night.
Several rainy days. About 10 wet days this month.
Plenty of sun this month.
In October, afternoons feel about 50° and nights feel near 49°.
Partly cloudy skies this month.
Wind can affect exposed beach comfort.
October late afternoons are around 60°F, and early evening stays near 60°F.
| Month | High°F | Low°F | Rainin | Wet days | Sunh | Humidity% | Sea°F |
|---|---|---|---|---|---|---|---|
| Jan | 40 | 32 | 4.2 | 11 | 6.4 | 71 | 42 |
| Feb | 40 | 32 | 3.8 | 11 | 7.3 | 71 | 39 |
| Mar | 43 | 36 | 4.6 | 10 | 8.4 | 73 | 39 |
| Apr | 49 | 44 | 4.1 | 11 | 9.5 | 79 | 43 |
| May | 56 | 52 | 3.9 | 11 | 10.4 | 84 | 51 |
| Jun | 65 | 62 | 3.3 | 9 | 11.4 | 86 | 61 |
| Jul | 72 | 69 | 3.0 | 8 | 12.0 | 86 | 69 |
| Aug | 73 | 70 | 3.5 | 8 | 11.2 | 83 | 71 |
| Sep | 69 | 65 | 3.9 | 8 | 9.5 | 79 | 67 |
| Oct | 62 | 56 | 4.9 | 10 | 8.2 | 73 | 61 |
| Nov | 54 | 47 | 3.8 | 9 | 6.5 | 70 | 54 |
| Dec | 46 | 39 | 4.9 | 12 | 5.7 | 71 | 47 |
Similar climates
Want a side-by-side climate view? Compare Montauk with East Hampton.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Sunshine: source type is not yet identified at metric level.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jul 31, 2026
Data & methodology