Monthly Historical AveragesWatertown, MA
Average Temperature
High
20°
Feels 20
Low
10°
Feels 9
Average Precipitation
10 Days
61.7mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, May 12, 2026
Day
17°Feels 17
Wind
15 km/h NW
Gust
37 km/h
Humidity
27%
P.O.P
20%
Night
6°Feels 4
Wind
10 km/h SW
Gust
23 km/h
Humidity
76%
P.O.P
30%
Historical AveragesMay 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity