Ontario weather in March 2026
Mon
Tue
Wed
Thu
Fri
Sat
Sun
23 February
-7°-16°
24 February
-9°-19°
25 February
-11°-22°
26 February
-9°-22°
27 February
-7°-20°
28 February
-9°-20°
1 March
-9°-21°
2 March
-10°-22°
3 March
-8°-22°
4 March
-8°-21°
5 March
-6°-22°
6 March
-4°-15°
7 March
-2°-12°
8 March
-3°-15°
9 March
-4°-14°
10 March
-3°-12°
11 March
-1°-12°
12 March
-2°-13°
13 March
-2°-13°
14 March
+2°-12°
15 March
+2°-11°
16 March
0°-12°
17 March
0°-13°
18 March
-1°-14°
19 March
+1°-13°
20 March
+2°-10°
21 March
0°-12°
22 March
-1°-16°
23 March
-1°-14°
24 March
-1°-14°
25 March
-2°-15°
26 March
-1°-17°
27 March
0°-12°
28 March
+1°-11°
29 March
+4°-12°
30 March
+3°-9°
31 March
+4°-11°
1 April
+2°-10°
2 April
+4°-9°
3 April
+5°-9°
4 April
+1°-8°
5 April
+2°-11°
