Monthly Historical AveragesDennis, MA
Average Temperature
High
25°
Feels 26
Low
18°
Feels 18
Average Precipitation
9 Days
60.9mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, August 4, 2026
Day
28°Feels 29
Wind
20 km/h W
Gust
31 km/h
Humidity
48%
P.O.P
10%
Night
20°Feels 20
Wind
19 km/h SW
Gust
27 km/h
Humidity
88%
P.O.P
20%
Historical AveragesAug 4
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity