Weather Forecast for Martha's Vineyard
Massachusetts, United States of America
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Current Weather - Martha's Vineyard: 16°C
Current Weather - Martha's Vineyard: 16°C
Massachusetts, United States of America
Sunny
Feels like 16°C
Wind
4 km/h WNW
Humidity
90%
Pressure
1016 mb
UV Index
0
Visibility
16 km
Patchy rain nearby
Monday, June 22, 2026
High
28°C
Low
15°C
Rain Chance
43%
Hourly Forecast
24°C
22°C
22°C
21°C
21°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
23 km/h
Humidity
73%
Precipitation
1 mm
UV Index
6
Visibility
9 km
Rain Chance
43%
Snow Chance
0%
Sun & Moon
Sunrise
05:09 AM
Sunset
08:19 PM
Moonrise
01:37 PM
Moonset
12:34 AM
Moon Phase
First Quarter
Moon Illumination
59%
Air Quality
PM2.5
16.9
μg/m³
PM10
24.9
μg/m³
NO₂
1.7
μg/m³
O₃
107
μg/m³
SO₂
0.8
μg/m³
CO
114.4
μg/m³
Moderate rain
Tuesday, June 23, 2026
High
20°C
Low
17°C
Rain Chance
91%
Hourly Forecast
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
19°C
19°C
19°C
18°C
17°C
17°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
28 km/h
Humidity
95%
Precipitation
17 mm
UV Index
1
Visibility
9 km
Rain Chance
91%
Snow Chance
0%
Sun & Moon
Sunrise
05:09 AM
Sunset
08:19 PM
Moonrise
02:46 PM
Moonset
12:56 AM
Moon Phase
Waxing Gibbous
Moon Illumination
69%
Air Quality
PM2.5
7.9
μg/m³
PM10
12.8
μg/m³
NO₂
2
μg/m³
O₃
81
μg/m³
SO₂
0.3
μg/m³
CO
138
μg/m³
Sunny
Wednesday, June 24, 2026
High
22°C
Low
17°C
Rain Chance
8%
Hourly Forecast
17°C
17°C
17°C
17°C
17°C
17°C
17°C
18°C
18°C
19°C
20°C
21°C
21°C
21°C
21°C
22°C
22°C
22°C
22°C
21°C
21°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
27 km/h
Humidity
76%
Precipitation
0 mm
UV Index
8
Visibility
10 km
Rain Chance
8%
Snow Chance
0%
Sun & Moon
Sunrise
05:09 AM
Sunset
08:19 PM
Moonrise
03:55 PM
Moonset
01:20 AM
Moon Phase
Waxing Gibbous
Moon Illumination
79%
Air Quality
PM2.5
7
μg/m³
PM10
9.2
μg/m³
NO₂
3.7
μg/m³
O₃
86.5
μg/m³
SO₂
0.5
μg/m³
CO
163.5
μg/m³
Sunny
Thursday, June 25, 2026
High
21°C
Low
18°C
Rain Chance
7%
Hourly Forecast
19°C
19°C
19°C
19°C
18°C
18°C
19°C
19°C
19°C
19°C
20°C
20°C
20°C
20°C
21°C
21°C
21°C
21°C
21°C
21°C
20°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
22 km/h
Humidity
73%
Precipitation
0 mm
UV Index
7
Visibility
10 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
05:10 AM
Sunset
08:19 PM
Moonrise
05:03 PM
Moonset
01:48 AM
Moon Phase
Waxing Gibbous
Moon Illumination
87%
Air Quality
PM2.5
9.9
μg/m³
PM10
13.6
μg/m³
NO₂
3.8
μg/m³
O₃
82.5
μg/m³
SO₂
0.4
μg/m³
CO
154.3
μg/m³
Patchy rain nearby
Friday, June 26, 2026
High
21°C
Low
19°C
Rain Chance
65%
Hourly Forecast
20°C
20°C
20°C
20°C
19°C
19°C
19°C
19°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
28 km/h
Humidity
84%
Precipitation
2 mm
UV Index
2
Visibility
10 km
Rain Chance
65%
Snow Chance
0%
Sun & Moon
Sunrise
05:10 AM
Sunset
08:19 PM
Moonrise
06:09 PM
Moonset
02:20 AM
Moon Phase
Waxing Gibbous
Moon Illumination
93%
Air Quality
PM2.5
13.9
μg/m³
PM10
21.2
μg/m³
NO₂
0.6
μg/m³
O₃
93.2
μg/m³
SO₂
0.5
μg/m³
CO
122.8
μg/m³
Patchy rain nearby
Saturday, June 27, 2026
High
21°C
Low
20°C
Rain Chance
35%
Hourly Forecast
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
20°C
21°C
21°C
21°C
21°C
21°C
21°C
21°C
20°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
21 km/h
Humidity
94%
Precipitation
0 mm
UV Index
5
Visibility
9 km
Rain Chance
35%
Snow Chance
0%
Sun & Moon
Sunrise
05:10 AM
Sunset
08:19 PM
Moonrise
07:10 PM
Moonset
02:59 AM
Moon Phase
Full Moon
Moon Illumination
97%
Sunny
Sunday, June 28, 2026
High
22°C
Low
19°C
Rain Chance
12%
Hourly Forecast
20°C
20°C
20°C
19°C
19°C
19°C
19°C
20°C
20°C
21°C
21°C
21°C
22°C
22°C
22°C
22°C
22°C
22°C
22°C
22°C
22°C
22°C
21°C
21°C
Day Statistics
Maximum Wind
14 km/h
Humidity
81%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
12%
Snow Chance
0%
Sun & Moon
Sunrise
05:11 AM
Sunset
08:19 PM
Moonrise
08:04 PM
Moonset
03:45 AM
Moon Phase
Full Moon
Moon Illumination
100%
Solar Radiation Data
Shortwave Radiation
5.16
Diffuse Radiation
2.48
DNI
0.01
GTI
4.65
Weather Alerts
Small Craft Advisory issued June 21 at 1:49PM EDT until June 23 at 8:00AM EDT by NWS Boston/Norton MA
* WHAT...South winds 10 to 20 kt with gusts up to 25 kt and seas 4 to 6 feet expected. * WHERE...Coastal Waters extending out to 25 NM South of Marthas Vineyard and Nantucket and Coastal Waters from Montauk NY to Marthas Vineyard extending out to 20 NM South of Block Island. * WHEN...From 4 PM Monday to 8 AM EDT Tuesday. * IMPACTS...Conditions will be hazardous to small craft.
Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.
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