Average data for 10 years
1 April
Monday
+17°
+12°
2 April
Tuesday
+18°
+14°
3 April
Wednesday
+19°
+14°
4 April
Thursday
+19°
+14°
5 April
Friday
+19°
+15°
6 April
Saturday
+19°
+14°
7 April
Sunday
+17°
+13°
8 April
Monday
+17°
+13°
9 April
Tuesday
+18°
+13°
10 April
Wednesday
+18°
+13°
11 April
Thursday
+18°
+13°
12 April
Friday
+18°
+13°
13 April
Saturday
+19°
+14°
14 April
Sunday
+19°
+14°
15 April
Monday
+19°
+15°
16 April
Tuesday
+21°
+16°
17 April
Wednesday
+22°
+17°
18 April
Thursday
+22°
+17°
19 April
Friday
+22°
+17°
20 April
Saturday
+22°
+16°
21 April
Sunday
+19°
+14°
22 April
Monday
+18°
+13°
23 April
Tuesday
+16°
+12°
24 April
Wednesday
+18°
+13°
25 April
Thursday
+19°
+14°
26 April
Friday
+21°
+16°
27 April
Saturday
+22°
+17°
28 April
Sunday
+22°
+17°
29 April
Monday
+22°
+16°
30 April
Tuesday
+22°
+17°
April in Ontario is the windiest month of the year. In April, the weather in Ontario is typically warm. Average daily high temperature in April is about 19 degrees above zero. On average, Ontario has 27 sunny, 2 partly cloudy, and 1 rainy day in April.