Monthly
     

Monthly Historical AveragesGrundy Lake Provincial Park, ON

Average Temperature
High
-2°
Feels -5
Low
-9°
Feels -16
Average Precipitation
13 Days
Rain amount
13.8mm
Snow amount
76.5cm
Content continues below

Daily Historical Averages

S
M
T
W
T
F
S
ForecastThursday, December 25, 2025
Day
A mix of sun and clouds
-6°Feels -13
Wind
23 km/h N
Gust
33 km/h
Humidity
52%
P.O.P
20%
Night
A few flurries
-15°Feels -22
Wind
14 km/h NE
Gust
21 km/h
Humidity
72%
P.O.P
40%
Snow
<1 cm
Historical AveragesDec 25
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
Content continues below