Weather Forecast for Nantucket
Massachusetts, United States of America
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Current Weather - Nantucket: 16°C
Current Weather - Nantucket: 16°C
Massachusetts, United States of America
Patchy rain nearby
Feels like 6°C
Wind
50 km/h ENE
Humidity
69%
Pressure
1029 mb
UV Index
0
Visibility
10 km
Patchy rain nearby
Wednesday, September 23, 2026
High
16°C
Low
15°C
Rain Chance
44%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
15°C
16°C
15°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
50 km/h
Humidity
69%
Precipitation
1 mm
UV Index
5
Visibility
10 km
Rain Chance
44%
Snow Chance
0%
Sun & Moon
Sunrise
06:29 AM
Sunset
06:36 PM
Moonrise
05:19 PM
Moonset
03:22 AM
Moon Phase
Waxing Gibbous
Moon Illumination
95%
Air Quality
PM2.5
12.1
μg/m³
PM10
19.1
μg/m³
NO₂
0.2
μg/m³
O₃
73.1
μg/m³
SO₂
0.3
μg/m³
CO
124.5
μg/m³
Patchy rain nearby
Thursday, September 24, 2026
High
16°C
Low
15°C
Rain Chance
37%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
15°C
15°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
57 km/h
Humidity
74%
Precipitation
0 mm
UV Index
4
Visibility
10 km
Rain Chance
37%
Snow Chance
0%
Sun & Moon
Sunrise
06:30 AM
Sunset
06:34 PM
Moonrise
05:40 PM
Moonset
04:24 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
12.1
μg/m³
PM10
20.7
μg/m³
NO₂
0.2
μg/m³
O₃
82.2
μg/m³
SO₂
0.2
μg/m³
CO
118.5
μg/m³
Moderate rain
Friday, September 25, 2026
High
16°C
Low
14°C
Rain Chance
93%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
16°C
15°C
15°C
15°C
15°C
14°C
14°C
14°C
15°C
15°C
14°C
14°C
14°C
14°C
14°C
14°C
14°C
14°C
14°C
Day Statistics
Maximum Wind
86 km/h
Humidity
91%
Precipitation
133 mm
UV Index
1
Visibility
7 km
Rain Chance
93%
Snow Chance
0%
Sun & Moon
Sunrise
06:31 AM
Sunset
06:33 PM
Moonrise
05:59 PM
Moonset
05:26 AM
Moon Phase
Full Moon
Moon Illumination
100%
Air Quality
PM2.5
7.4
μg/m³
PM10
12.6
μg/m³
NO₂
0.5
μg/m³
O₃
78.2
μg/m³
SO₂
0.2
μg/m³
CO
116.8
μg/m³
Light rain shower
Saturday, September 26, 2026
High
18°C
Low
14°C
Rain Chance
92%
Hourly Forecast
14°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
15°C
18°C
17°C
15°C
Day Statistics
Maximum Wind
82 km/h
Humidity
90%
Precipitation
33 mm
UV Index
1
Visibility
10 km
Rain Chance
92%
Snow Chance
0%
Sun & Moon
Sunrise
06:32 AM
Sunset
06:31 PM
Moonrise
06:19 PM
Moonset
06:29 AM
Moon Phase
Full Moon
Moon Illumination
99%
Air Quality
PM2.5
5.3
μg/m³
PM10
9.2
μg/m³
NO₂
0.6
μg/m³
O₃
75.5
μg/m³
SO₂
0.1
μg/m³
CO
114.2
μg/m³
Light rain shower
Sunday, September 27, 2026
High
17°C
Low
15°C
Rain Chance
90%
Hourly Forecast
17°C
17°C
16°C
16°C
16°C
16°C
16°C
17°C
15°C
17°C
17°C
16°C
17°C
17°C
16°C
16°C
16°C
16°C
16°C
16°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
54 km/h
Humidity
91%
Precipitation
8 mm
UV Index
4
Visibility
10 km
Rain Chance
90%
Snow Chance
0%
Sun & Moon
Sunrise
06:33 AM
Sunset
06:29 PM
Moonrise
06:40 PM
Moonset
07:33 AM
Moon Phase
Waning Gibbous
Moon Illumination
96%
Air Quality
PM2.5
6.9
μg/m³
PM10
12
μg/m³
NO₂
0.7
μg/m³
O₃
66.7
μg/m³
SO₂
0.2
μg/m³
CO
145.4
μg/m³
Patchy rain nearby
Monday, September 28, 2026
High
17°C
Low
16°C
Rain Chance
85%
Hourly Forecast
17°C
17°C
17°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
51 km/h
Humidity
91%
Precipitation
3 mm
UV Index
4
Visibility
10 km
Rain Chance
85%
Snow Chance
0%
Sun & Moon
Sunrise
06:34 AM
Sunset
06:27 PM
Moonrise
07:05 PM
Moonset
08:39 AM
Moon Phase
Waning Gibbous
Moon Illumination
91%
Patchy rain nearby
Tuesday, September 29, 2026
High
16°C
Low
16°C
Rain Chance
73%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
16°C
Day Statistics
Maximum Wind
35 km/h
Humidity
86%
Precipitation
1 mm
UV Index
4
Visibility
10 km
Rain Chance
73%
Snow Chance
0%
Sun & Moon
Sunrise
06:35 AM
Sunset
06:26 PM
Moonrise
07:34 PM
Moonset
09:48 AM
Moon Phase
Waning Gibbous
Moon Illumination
84%
Weather Alerts
Gale Warning issued September 22 at 4:29PM EDT until September 24 at 8:00PM EDT by NWS Boston/Norton MA
* WHAT...Northeast winds 20 to 30 kt with gusts up to 35 kt and seas 6 to 9 feet expected. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...From 5 AM Wednesday to 8 PM EDT Thursday. * IMPACTS...Strong winds will cause hazardous seas which could capsize or damage vessels and reduce visibility.
Mariners should alter plans to avoid these hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for hazardous conditions.
Gale Warning issued September 23 at 2:24AM EDT until September 25 at 2:00AM EDT by NWS Boston/Norton MA
* WHAT...For the Gale Warning, northeast winds 20 to 30 kt with gusts up to 35 kt and seas 5 to 8 feet expected. For the Storm Watch, north winds 30 to 40 kt with gusts up to 50 kt and seas 6 to 9 feet possible. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...For the Gale Warning, from 5 AM early this morning to 2 AM EDT Friday. For the Storm Watch, from late Thursday night through Saturday evening. * IMPACTS...Storm force winds and hazardous seas could capsize or damage vessels and reduce visibility.
Mariners should prepare to remain in port, alter course, and/or secure the vessel before the onset of severe conditions.
Storm Watch issued September 23 at 2:24AM EDT until September 26 at 8:00PM EDT by NWS Boston/Norton MA
* WHAT...For the Gale Warning, northeast winds 20 to 30 kt with gusts up to 35 kt and seas 5 to 8 feet expected. For the Storm Watch, north winds 30 to 40 kt with gusts up to 50 kt and seas 6 to 9 feet possible. * WHERE...In Massachusetts coastal waters, Nantucket Sound, Vineyard Sound and Buzzards Bay. In Rhode Island coastal waters, Rhode Island Sound and Block Island Sound. * WHEN...For the Gale Warning, from 5 AM early this morning to 2 AM EDT Friday. For the Storm Watch, from late Thursday night through Saturday evening. * IMPACTS...Storm force winds and hazardous seas could capsize or damage vessels and reduce visibility.
Mariners should prepare to remain in port, alter course, and/or secure the vessel before the onset of severe conditions.
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