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Weather forecast St. Catharines on 7 days | Canada

On our website, you will find a detailed weather forecast for the week in St. Catharines and other parts of the world. Would you like to know the detailed weather forecast in St. Catharines for today? The air temperature will range from +25°F. A northeast wind is expected at a speed of 33.2 km/h. The atmospheric pressure will reach 767 mm Hg, humidity will be at 58%, and the cloudiness will be Partly Cloudy. Looking for the detailed weather forecast for tomorrow in St. Catharines? The maximum temperature will be +25°F, while the minimum at night will be +36°F A west wind will prevail at a speed of 33.2 km/h. The humidity level will be 58%. The atmospheric pressure will reach 767 mm Hg, and the cloudiness will be Partly Cloudy. Need a detailed weather forecast for the weekend in St. Catharines? The minimum temperature on Saturday will be +36°F, and the maximum will be +25°F A northwest wind is expected at a speed of 33.2
Saturday
2025-03-01
25°F
Partly Cloudy
Day
+25°F
Night
+36°F
Wind
9.23 m/s
Pressure
767 mm
Humidity
58 %
Cloudiness
99%
Sunday
2025-03-02
39°F
cloudy
Day
+39°F
Night
+34°F
Wind
10.28 m/s
Pressure
760 mm
Humidity
83 %
Cloudiness
15%
Monday
2025-03-03
21°F
Partly Cloudy
Day
+21°F
Night
+19°F
Wind
5.87 m/s
Pressure
765 mm
Humidity
75 %
Cloudiness
87%
Tuesday
2025-03-04
30°F
snow
Day
+30°F
Night
+27°F
Wind
5.86 m/s
Pressure
755 mm
Humidity
83 %
Cloudiness
100%
Wednesday
2025-03-05
19°F
Partly Cloudy
Day
+19°F
Night
+25°F
Wind
3.96 m/s
Pressure
772 mm
Humidity
54 %
Cloudiness
100%
Thursday
2025-03-06
16°F
snow
Day
+16°F
Night
+18°F
Wind
12.85 m/s
Pressure
754 mm
Humidity
80 %
Cloudiness
100%
Friday
2025-03-07
28°F
Partly Cloudy
Day
+28°F
Night
+27°F
Wind
9.53 m/s
Pressure
766 mm
Humidity
77 %
Cloudiness
52%
+34°F 
751 mm 
100 % 
+19°F 
760 mm 
15 % 
+46°F 
767 mm 
56 % 
+32°F 
764 mm 
100 % 
+32°F 
754 mm 
100 % 
+25°F 
752 mm 
99 % 
+48°F 
744 mm 
100 % 
+30°F 
760 mm 
79 % 
+30°F 
758 mm 
100 % 
+3°F 
758 mm 
93 % 
+32°F 
765 mm 
100 % 
+14°F 
761 mm 
62 % 
+19°F 
766 mm 
100 % 
+43°F 
762 mm 
100 % 
+10°F 
770 mm 
81 % 
+32°F 
752 mm 
97 % 
+30°F 
760 mm 
85 % 
+43°F 
752 mm 
100 % 
+37°F 
763 mm 
97 % 
+46°F 
769 mm 
100 % 
+54°F 
750 mm 
100 % 
+30°F 
759 mm 
77 % 
+43°F 
745 mm 
100 % 
+19°F 
772 mm 
91 %