Monthly Historical AveragesDartmouth, MA
Average Temperature
High
18°
Feels 18
Low
10°
Feels 9
Average Precipitation
10 Days
81mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, May 20, 2026
Day
28°Feels 28
Wind
28 km/h SW
Gust
42 km/h
Humidity
48%
P.O.P
40%
Rain
~1 mm
Night
14°Feels 12
Wind
23 km/h W
Gust
35 km/h
Humidity
78%
P.O.P
60%
Rain
1-3 mm
Historical AveragesMay 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity