Monthly Historical AveragesHarwich, MA
Average Temperature
High
11°
Feels 9
Low
5°
Feels 2
Average Precipitation
10 Days
80.2mm
0.3cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, April 18, 2026
Day
8°Feels 5
Wind
25 km/h NE
Gust
38 km/h
Humidity
87%
P.O.P
30%
Night
7°Feels 4
Wind
16 km/h E
Gust
26 km/h
Humidity
100%
P.O.P
30%
Historical AveragesApr 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity