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Precipitation
Temperature
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Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
St Catherine Of Siena Park, ON
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Daily Historical Averages
May 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
19
20
21
13°
22
14°
23
11°
24
15°
25
16°
26
20°
27
19°
28
18°
29
19°
30
21°
31
18°
Forecast
Thursday, May 21, 2026
Day
13°
Feels 12
Wind
21 km/h NE
Gust
32 km/h
Humidity
47%
P.O.P
20%
Night
6°
Feels 3
Wind
15 km/h NE
Gust
23 km/h
Humidity
72%
P.O.P
20%
Historical Averages
May 21
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
May
Average Temperature
High
18°
Feels 18
Low
9°
Feels 7
Average Precipitation
12 Days
Rain amount
92.5mm
Snow amount
0cm