Monthly Historical AveragesWaterloo, ON
Average Temperature
High
19°
Feels 18
Low
7°
Feels 5
Average Precipitation
12 Days
84.9mm
0.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, May 17, 2026
Day
28°Feels 32
Wind
15 km/h SW
Gust
27 km/h
Humidity
41%
P.O.P
40%
Night
17°Feels 16
Wind
16 km/h S
Gust
27 km/h
Humidity
100%
P.O.P
90%
Rain
~5 mm
Historical AveragesMay 17
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity