Nantucket Weather Forecast
- 67
- 81
Patchy Fog
- 62
- 77
Chance Rain Showers
- 61
- 72
Rain Showers Likely
- 63
- 74
Sunny
- 63
- 75
Mostly Sunny
- 64
- 76
Partly Sunny
Today 30 Jul Nantucket
Sunny. Patchy fog. Near steady temperature in the upper 70s. Southwest Winds around 10 Mph with Gusts up to 20 Mph.
Tonight 30 Jul Nantucket
Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog. Humid with Lows in the upper 60s. Southwest Winds 10 to 15 Mph.
Nantucket Temperature Statistics
July Temperature
Nantucket, Nantucket Memorial Airport (2.5 miles)
Lowest 5 July, 2025
54.6 °FAverage July
69.8 °FHighest 18 July, 2025
82.7 °F
Climate (2020–Present)
Nantucket, Nantucket Memorial Airport (2.5 miles)
Average Low 2020–2025
47.6 °FAverage 2020–2025
53.6 °FAverage High 2020–2025
59.4 °F