Monthly Historical AveragesSouth Harwich, MA
Average Temperature
High
11°
Feels 9
Low
5°
Feels 2
Average Precipitation
10 Days
82.4mm
0.2cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
8°Feels 6
Wind
18 km/h N
Gust
28 km/h
Humidity
53%
P.O.P
20%
Night
6°Feels 2
Wind
33 km/h S
Gust
54 km/h
Humidity
87%
P.O.P
30%
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity