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Current
Hourly
7 Days
14 Days
Weekend
Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Cape Cod, MA
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May
Average Temperature
High
16°
Feels 15
Low
10°
Feels 8
Average Precipitation
10 Days
Rain amount
69.6mm
Snow amount
0cm
Content continues below
Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
17°
19
26°
20
20°
21
13°
22
14°
23
13°
24
13°
25
14°
26
14°
27
14°
28
15°
29
15°
30
16°
31
15°
Forecast
Monday, May 18, 2026
Day
17°
Feels 16
Wind
25 km/h E
Gust
37 km/h
Humidity
59%
P.O.P
10%
Night
15°
Feels 13
Wind
31 km/h SW
Gust
46 km/h
Humidity
94%
P.O.P
40%
Rain
<1 mm
Historical Averages
May 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.