Average data for 10 years
1 May
Wednesday
+13°
+9°
2 May
Thursday
+13°
+9°
3 May
Friday
+15°
+9°
4 May
Saturday
+14°
+8°
5 May
Sunday
+15°
+9°
6 May
Monday
+15°
+8°
7 May
Tuesday
+15°
+10°
8 May
Wednesday
+13°
+10°
9 May
Thursday
+13°
+8°
10 May
Friday
+13°
+8°
11 May
Saturday
+15°
+7°
12 May
Sunday
+15°
+9°
13 May
Monday
+15°
+10°
14 May
Tuesday
+16°
+11°
15 May
Wednesday
+14°
+10°
16 May
Thursday
+15°
+8°
17 May
Friday
+17°
+10°
18 May
Saturday
+16°
+11°
19 May
Sunday
+17°
+10°
20 May
Monday
+19°
+12°
21 May
Tuesday
+17°
+12°
22 May
Wednesday
+17°
+11°
23 May
Thursday
+18°
+12°
24 May
Friday
+18°
+12°
25 May
Saturday
+19°
+12°
26 May
Sunday
+18°
+13°
27 May
Monday
+18°
+13°
28 May
Tuesday
+18°
+13°
29 May
Wednesday
+21°
+13°
30 May
Thursday
+19°
+13°
31 May
Friday
+18°
+13°
Cities with similar weather in May
Belarus
Minsk
Latvia
Riga
Belarus
Vitebsk
Lithuania
Vilnius
Kazakhstan
Kokshetau
In May, the weather in Ottawa is typically warm. Average daily high temperature in May is about 16 degrees above zero. On average, Ottawa has 14 rainy, 7 sunny, 5 cloudy, and 5 partly cloudy days in May. The rains are usually moderate.