St. Catharines, Canada – Hourly Weather Forecast
St. Catharines – Friday, August 28
12 AM
21°
70°
fair
Precip0 mm
Pressure1015 hPa
1 AM
20°
68°
fair
Precip0 mm
Pressure1015 hPa
2 AM
19°
66°
fair
Precip0 mm
Pressure1015 hPa
3 AM
19°
66°
fair
Precip0 mm
Pressure1015 hPa
4 AM
18°
64°
mostly clear
Precip0 mm
Pressure1016 hPa
5 AM
18°
64°
mostly clear
Precip0 mm
Pressure1016 hPa
6 AM
18°
64°
fair
Precip0 mm
Pressure1017 hPa
7 AM
18°
64°
fair
Precip0 mm
Pressure1018 hPa
8 AM
17°
63°
fair
Precip0 mm
Pressure1019 hPa
9 AM
18°
64°
fair
Precip0 mm
Pressure1020 hPa
10 AM
18°
64°
fair
Precip0 mm
Pressure1021 hPa
11 AM
18°
64°
fair
Precip0 mm
Pressure1021 hPa
12 PM
19°
66°
fair
Precip0 mm
Pressure1022 hPa
1 PM
19°
66°
fair
Precip0 mm
Pressure1022 hPa
2 PM
20°
68°
fair
Precip0 mm
Pressure1022 hPa
3 PM
20°
68°
fair
Precip0 mm
Pressure1021 hPa
4 PM
21°
70°
fair
Precip0 mm
Pressure1021 hPa
5 PM
21°
70°
fair
Precip0 mm
Pressure1020 hPa
6 PM
22°
72°
fair
Precip0 mm
Pressure1020 hPa
7 PM
21°
70°
fair
Precip0 mm
Pressure1020 hPa
8 PM
20°
68°
fair
Precip0 mm
Pressure1020 hPa
9 PM
19°
66°
fair
Precip0 mm
Pressure1021 hPa
10 PM
19°
66°
fair
Precip0 mm
Pressure1021 hPa
11 PM
18°
64°
fair
Precip0 mm
Pressure1021 hPa
St. Catharines – Saturday, August 29
12 AM
18°
64°
fair
Precip0 mm
Pressure1021 hPa
1 AM
18°
64°
fair
Precip0 mm
Pressure1021 hPa
2 AM
18°
64°
fair
Precip0 mm
Pressure1021 hPa
3 AM
17°
63°
fair
Precip0 mm
Pressure1021 hPa
4 AM
17°
63°
fair
Precip0 mm
Pressure1021 hPa
5 AM
17°
63°
fair
Precip0 mm
Pressure1022 hPa
6 AM
16°
61°
fair
Precip0 mm
Pressure1022 hPa
7 AM
17°
63°
fair
Precip0 mm
Pressure1023 hPa
8 AM
18°
64°
fair
Precip0 mm
Pressure1023 hPa
9 AM
20°
68°
fair
Precip0 mm
Pressure1023 hPa
10 AM
22°
72°
mostly clear
Precip0 mm
Pressure1023 hPa
11 AM
23°
73°
partly cloudy
Precip0 mm
Pressure1022 hPa
12 PM
24°
75°
partly cloudy
Precip0 mm
Pressure1022 hPa
1 PM
24°
75°
partly cloudy
Precip0 mm
Pressure1022 hPa
2 PM
25°
77°
partly cloudy
Precip0 mm
Pressure1022 hPa
3 PM
25°
77°
partly cloudy
Precip0 mm
Pressure1021 hPa
4 PM
25°
77°
partly cloudy
Precip0 mm
Pressure1020 hPa
5 PM
25°
77°
partly cloudy
Precip0 mm
Pressure1020 hPa
6 PM
24°
75°
partly cloudy
Precip0 mm
Pressure1020 hPa
7 PM
23°
73°
partly cloudy
Precip0 mm
Pressure1020 hPa
8 PM
22°
72°
partly cloudy
Precip0 mm
Pressure1019 hPa
9 PM
21°
70°
partly cloudy
Precip0 mm
Pressure1020 hPa
10 PM
20°
68°
partly cloudy
Precip0 mm
Pressure1020 hPa
11 PM
20°
68°
partly cloudy
Precip0 mm
Pressure1020 hPa
St. Catharines – Sunday, August 30
12 AM
20°
68°
partly cloudy
Precip0 mm
Pressure1019 hPa
1 AM
20°
68°
cloudy
Precip0 mm
Pressure1019 hPa
2 AM
21°
70°
cloudy
Precip0 mm
Pressure1019 hPa
3 AM
21°
70°
cloudy
Precip0 mm
Pressure1019 hPa
4 AM
20°
68°
partly cloudy
Precip0 mm
Pressure1019 hPa
5 AM
20°
68°
partly cloudy
Precip0 mm
Pressure1019 hPa
6 AM
20°
68°
cloudy
Precip0 mm
Pressure1019 hPa
7 AM
20°
68°
cloudy
Precip0 mm
Pressure1019 hPa
8 AM
21°
70°
light rain
Precip0.2 mm
Pressure1019 hPa
9 AM
21°
70°
light rain
Precip0.2 mm
Pressure1019 hPa
10 AM
22°
72°
cloudy
Precip0 mm
Pressure1019 hPa
11 AM
24°
75°
cloudy
Precip0 mm
Pressure1019 hPa
12 PM
25°
77°
light rain
Precip0.2 mm
Pressure1019 hPa
1 PM
25°
77°
cloudy
Precip0 mm
Pressure1018 hPa
2 PM
25°
77°
light rain
Precip0.2 mm
Pressure1018 hPa
3 PM
24°
75°
cloudy
Precip0 mm
Pressure1018 hPa
4 PM
24°
75°
cloudy
Precip0 mm
Pressure1017 hPa
5 PM
25°
77°
cloudy
Precip0 mm
Pressure1017 hPa
6 PM
25°
77°
partly cloudy
Precip0 mm
Pressure1017 hPa
7 PM
24°
75°
cloudy
Precip0 mm
Pressure1017 hPa
Hourly Temperature Trend
Data source: MET Norway — Last updated: Aug 28, 2026, 09:20 UTC