St. Clair, ON
Hourly Forecast
September 1, 2026
7 Day Forecast
Precipitation Map
St. Clair, ON Hourly Weather Forecast
Time
Conditions
Temp
Feels Like
Precip
Wind
Humidity
Now
Clear
15°C
13°C
💧 8%
9 km/h N
77%
5 AM
Clear
15°C
13°C
💧 8%
8 km/h NNW
76%
6 AM
Clear
15°C
13°C
💧 7%
8 km/h NNW
74%
7 AM
Clear
14°C
13°C
💧 7%
9 km/h NNW
74%
8 AM
Sunny
14°C
13°C
💧 7%
9 km/h N
73%
9 AM
Sunny
14°C
12°C
💧 6%
9 km/h N
72%
10 AM
Sunny
15°C
13°C
💧 5%
6 km/h NNE
69%
11 AM
Sunny
15°C
14°C
💧 5%
2 km/h NE
67%
12 PM
Sunny
16°C
15°C
💧 5%
3 km/h SSE
66%
1 PM
Sunny
17°C
16°C
💧 4%
3 km/h S
64%
2 PM
Sunny
18°C
17°C
💧 5%
7 km/h SE
65%
3 PM
Partly Cloudy
19°C
19°C
💧 8%
4 km/h SSE
61%
4 PM
Sunny
20°C
20°C
💧 4%
4 km/h ESE
60%
5 PM
Sunny
20°C
20°C
💧 4%
8 km/h SE
61%
6 PM
Partly Cloudy
21°C
19°C
💧 5%
13 km/h SSE
59%
7 PM
Overcast
21°C
18°C
💧 15%
16 km/h S
62%
8 PM
Overcast
20°C
18°C
💧 16%
16 km/h S
64%
9 PM
Overcast
19°C
17°C
💧 18%
17 km/h S
69%
10 PM
Overcast
19°C
17°C
💧 19%
17 km/h S
72%
11 PM
Overcast
19°C
17°C
💧 19%
14 km/h SSW
73%
12 AM
Overcast
18°C
17°C
💧 21%
16 km/h S
76%
1 AM
Overcast
18°C
17°C
💧 23%
16 km/h SSW
79%
2 AM
Cloudy
18°C
17°C
💧 18%
16 km/h SSW
82%
3 AM
Overcast
18°C
17°C
💧 25%
14 km/h SSW
82%