Weather Forecast for Cape Cod
Massachusetts, United States of America
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Current Weather - Cape Cod: 22°C
Current Weather - Cape Cod: 22°C
Massachusetts, United States of America
Light drizzle
Feels like 18°C
Wind
35 km/h SW
Humidity
81%
Pressure
1012 mb
UV Index
0
Visibility
10 km
Sunny
Thursday, September 10, 2026
High
28°C
Low
22°C
Rain Chance
57%
Hourly Forecast
22°C
22°C
22°C
25°C
26°C
27°C
28°C
28°C
28°C
27°C
26°C
25°C
23°C
23°C
22°C
22°C
Day Statistics
Maximum Wind
37 km/h
Humidity
70%
Precipitation
1 mm
UV Index
7
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
06:16 AM
Sunset
07:00 PM
Moonrise
05:17 AM
Moonset
06:36 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
7
μg/m³
PM10
9.2
μg/m³
NO₂
2.9
μg/m³
O₃
108.1
μg/m³
SO₂
0.6
μg/m³
CO
147.6
μg/m³
Overcast
Friday, September 11, 2026
High
21°C
Low
17°C
Rain Chance
8%
Hourly Forecast
21°C
21°C
20°C
20°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
20°C
20°C
20°C
20°C
19°C
18°C
18°C
18°C
17°C
Day Statistics
Maximum Wind
19 km/h
Humidity
61%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
8%
Snow Chance
0%
Sun & Moon
Sunrise
06:17 AM
Sunset
06:58 PM
Moonrise
06:35 AM
Moonset
07:00 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
3.8
μg/m³
PM10
4.3
μg/m³
NO₂
5
μg/m³
O₃
80.4
μg/m³
SO₂
0.6
μg/m³
CO
151.6
μg/m³
Sunny
Saturday, September 12, 2026
High
23°C
Low
17°C
Rain Chance
6%
Hourly Forecast
17°C
17°C
17°C
17°C
17°C
17°C
17°C
18°C
19°C
20°C
20°C
21°C
22°C
22°C
23°C
23°C
22°C
21°C
20°C
19°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
17 km/h
Humidity
62%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
06:18 AM
Sunset
06:56 PM
Moonrise
07:52 AM
Moonset
07:24 PM
Moon Phase
New Moon
Moon Illumination
3%
Air Quality
PM2.5
7.2
μg/m³
PM10
9.8
μg/m³
NO₂
3.6
μg/m³
O₃
85.4
μg/m³
SO₂
0.8
μg/m³
CO
154.9
μg/m³
Overcast
Sunday, September 13, 2026
High
23°C
Low
18°C
Rain Chance
91%
Hourly Forecast
19°C
19°C
20°C
21°C
20°C
19°C
19°C
19°C
18°C
18°C
18°C
18°C
18°C
19°C
20°C
21°C
22°C
22°C
23°C
21°C
19°C
19°C
19°C
19°C
Day Statistics
Maximum Wind
29 km/h
Humidity
90%
Precipitation
42 mm
UV Index
3
Visibility
8 km
Rain Chance
91%
Snow Chance
0%
Sun & Moon
Sunrise
06:19 AM
Sunset
06:54 PM
Moonrise
09:07 AM
Moonset
07:49 PM
Moon Phase
Waxing Crescent
Moon Illumination
8%
Air Quality
PM2.5
5.6
μg/m³
PM10
8.4
μg/m³
NO₂
2.3
μg/m³
O₃
87.8
μg/m³
SO₂
0.5
μg/m³
CO
136.6
μg/m³
Overcast
Monday, September 14, 2026
High
21°C
Low
17°C
Rain Chance
15%
Hourly Forecast
18°C
19°C
19°C
19°C
19°C
19°C
19°C
19°C
20°C
21°C
21°C
21°C
21°C
21°C
20°C
20°C
20°C
20°C
19°C
18°C
17°C
17°C
17°C
17°C
Day Statistics
Maximum Wind
19 km/h
Humidity
77%
Precipitation
0 mm
UV Index
6
Visibility
9 km
Rain Chance
15%
Snow Chance
0%
Sun & Moon
Sunrise
06:20 AM
Sunset
06:53 PM
Moonrise
10:22 AM
Moonset
08:18 PM
Moon Phase
Waxing Crescent
Moon Illumination
14%
Air Quality
PM2.5
3.7
μg/m³
PM10
4.3
μg/m³
NO₂
5
μg/m³
O₃
70.4
μg/m³
SO₂
0.8
μg/m³
CO
193.6
μg/m³
Sunny
Tuesday, September 15, 2026
High
22°C
Low
17°C
Rain Chance
7%
Hourly Forecast
17°C
17°C
17°C
17°C
17°C
17°C
17°C
18°C
19°C
20°C
20°C
21°C
21°C
22°C
22°C
22°C
22°C
22°C
22°C
21°C
21°C
21°C
21°C
21°C
Day Statistics
Maximum Wind
26 km/h
Humidity
69%
Precipitation
0 mm
UV Index
6
Visibility
10 km
Rain Chance
7%
Snow Chance
0%
Sun & Moon
Sunrise
06:21 AM
Sunset
06:51 PM
Moonrise
11:35 AM
Moonset
08:51 PM
Moon Phase
Waxing Crescent
Moon Illumination
23%
Sunny
Wednesday, September 16, 2026
High
28°C
Low
20°C
Rain Chance
58%
Hourly Forecast
21°C
21°C
21°C
22°C
22°C
22°C
22°C
23°C
23°C
24°C
25°C
26°C
27°C
27°C
28°C
27°C
26°C
24°C
24°C
24°C
23°C
22°C
21°C
20°C
Day Statistics
Maximum Wind
26 km/h
Humidity
83%
Precipitation
1 mm
UV Index
7
Visibility
10 km
Rain Chance
58%
Snow Chance
0%
Sun & Moon
Sunrise
06:22 AM
Sunset
06:49 PM
Moonrise
12:44 PM
Moonset
09:31 PM
Moon Phase
First Quarter
Moon Illumination
32%
Weather Alerts
Gale Warning issued September 9 at 2:58PM EDT until September 10 at 12:00PM EDT by NWS Boston/Norton MA
* WHAT...Southwest winds 15 to 25 kt with gusts up to 40 kt and seas 3 to 5 feet expected. * WHERE...Cape Cod Bay, Nantucket Sound, Vineyard Sound and Buzzards Bay. * WHEN...From 10 PM this evening to noon 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.
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