Nantucket Weather Forecast
- 62
- 78
Partly Sunny
- 61
- 73
Mostly Sunny
- 62
- 74
Partly Sunny
- 64
- 72
Slight Chance Rain Showers
- 65
- 75
Mostly Sunny
- 65
- 77
Mostly Sunny
Today 19 Jun Nantucket
Mostly cloudy with a slight chance of Showers in the Morning, then mostly sunny in the afternoon. Patchy fog in the morning. Humid with Highs in the mid 70s. Southwest Winds 15 to 20 Mph. Chance of rain 20 percent.
Tonight 19 Jun Nantucket
Mostly cloudy with a 20 percent chance of Showers. Patchy fog. Near steady temperature in the lower 60s. Southwest Winds 5 to 10 Mph.
Nantucket Temperature Statistics
June Temperature
Nantucket, Nantucket Memorial Airport (2.5 miles)
Lowest 3 June, 2025
50.6 °FAverage June
61 °FHighest 5 June, 2025
71.7 °F
Climate (2020–Present)
Nantucket, Nantucket Memorial Airport (2.5 miles)
Average Low 2020–2025
47.7 °FAverage 2020–2025
53.6 °FAverage High 2020–2025
59.3 °F