Monthly Historical AveragesGrimsby, ON
Average Temperature
High
12°
Feels 11
Low
2°
Feels -1
Average Precipitation
12 Days
103.3mm
5.1cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastMonday, April 6, 2026
Day
6°Feels 3
Wind
24 km/h W
Gust
36 km/h
Humidity
56%
P.O.P
40%
Rain
<1 mm
Night
-1°Feels -10
Wind
32 km/h W
Gust
48 km/h
Humidity
87%
P.O.P
70%
Snow
<1 cm
Rain
1-3 mm
Historical AveragesApr 6
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity