Nantucket Harbor - First Point Weather Forecast
- 38
- 43
Increasing Clouds
- 35
- 45
Chance Rain Showers
- 21
- 42
Slight Chance Snow Showers
- 30
- 34
Partly Sunny
- 32
- 42
Chance Rain Showers
- 26
- 38
Chance Snow Showers
- 23
- 34
Slight Chance Snow Showers
Today 13 Jan Nantucket
Sunny. Near steady temperature in the lower 40s. Southwest Winds around 15 Mph.
Tonight 13 Jan Nantucket
Mostly cloudy. Near steady temperature in the lower 40s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph.
Nantucket Harbor - First Point Temperature Statistics
January Temperature
Nantucket, Nantucket Memorial Airport (2.5 miles)
Lowest 1 January, 2026
19 °FAverage January
33.7 °FHighest 9 January, 2026
48 °F
Climate (2021–Present)
Nantucket, Nantucket Memorial Airport (2.5 miles)
Average Low 2021–2026
47.2 °FAverage 2021–2026
53.3 °FAverage High 2021–2026
59.2 °F