Monthly Historical AveragesHarwich, MA
Average Temperature
High
25°
Feels 27
Low
18°
Feels 18
Average Precipitation
9 Days
60.7mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, August 4, 2026
Day
27°Feels 28
Wind
22 km/h W
Gust
33 km/h
Humidity
51%
P.O.P
20%
Night
20°Feels 20
Wind
21 km/h S
Gust
32 km/h
Humidity
88%
P.O.P
20%
Historical AveragesAug 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity