Average data for 10 years
1 August
Thursday
+26°
+22°
2 August
Friday
+25°
+22°
3 August
Saturday
+26°
+21°
4 August
Sunday
+25°
+21°
5 August
Monday
+25°
+21°
6 August
Tuesday
+24°
+21°
7 August
Wednesday
+25°
+20°
8 August
Thursday
+24°
+20°
9 August
Friday
+25°
+21°
10 August
Saturday
+24°
+21°
11 August
Sunday
+24°
+21°
12 August
Monday
+24°
+20°
13 August
Tuesday
+24°
+20°
14 August
Wednesday
+24°
+21°
15 August
Thursday
+25°
+21°
16 August
Friday
+26°
+21°
17 August
Saturday
+25°
+22°
18 August
Sunday
+25°
+21°
19 August
Monday
+25°
+21°
20 August
Tuesday
+24°
+21°
21 August
Wednesday
+24°
+21°
22 August
Thursday
+23°
+19°
23 August
Friday
+24°
+20°
24 August
Saturday
+24°
+20°
25 August
Sunday
+23°
+20°
26 August
Monday
+22°
+19°
27 August
Tuesday
+22°
+19°
28 August
Wednesday
+24°
+20°
29 August
Thursday
+24°
+20°
30 August
Friday
+24°
+21°
31 August
Saturday
+25°
+21°
Cities near you
Canada
Toronto
United States
Detroit
United States
Pittsburgh
United States
Buffalo
United States
Macedonia
Cities with similar weather in August
Brazil
Rio de Janeiro
United States
Boston
France
Marseilles
Kazakhstan
Balkhash
Indonesia
Bali
In August, the weather in St Catharines is typically warm. Average daily high temperature in August is about 24 degrees above zero. On average, St Catharines has 15 sunny, 9 rainy, and 7 partly cloudy days in August. The rains are usually moderate.