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Monthly Historical Averages
Lake Rosseau, ON
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March
Average Temperature
High
2°
Feels -1
Low
-8°
Feels -13
Average Precipitation
11 Days
Rain amount
30.2mm
Snow amount
38.9cm
Daily Historical Averages
March 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
-2°
19
2°
20
3°
21
4°
22
0°
23
-3°
24
2°
25
4°
26
5°
27
-2°
28
-1°
29
2°
30
2°
31
4°
Forecast
Wednesday, March 18, 2026
Day
-2°
Feels -7
Wind
18 km/h S
Gust
27 km/h
Humidity
46%
P.O.P
40%
Snow
<1 cm
Night
-4°
Feels -10
Wind
18 km/h S
Gust
27 km/h
Humidity
93%
P.O.P
60%
Snow
1-3 cm
Historical Averages
Mar 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.