Average data for 10 years
1 June
Saturday
+26°
+20°
2 June
Sunday
+26°
+20°
3 June
Monday
+27°
+21°
4 June
Tuesday
+28°
+21°
5 June
Wednesday
+27°
+21°
6 June
Thursday
+27°
+21°
7 June
Friday
+27°
+21°
8 June
Saturday
+28°
+22°
9 June
Sunday
+29°
+22°
10 June
Monday
+28°
+22°
11 June
Tuesday
+28°
+22°
12 June
Wednesday
+28°
+23°
13 June
Thursday
+27°
+22°
14 June
Friday
+29°
+21°
15 June
Saturday
+30°
+23°
16 June
Sunday
+30°
+24°
17 June
Monday
+29°
+23°
18 June
Tuesday
+30°
+24°
19 June
Wednesday
+31°
+24°
20 June
Thursday
+31°
+25°
21 June
Friday
+30°
+25°
22 June
Saturday
+29°
+25°
23 June
Sunday
+29°
+23°
24 June
Monday
+31°
+23°
25 June
Tuesday
+30°
+24°
26 June
Wednesday
+29°
+23°
27 June
Thursday
+30°
+23°
28 June
Friday
+29°
+24°
29 June
Saturday
+29°
+22°
30 June
Sunday
+29°
+23°
Cities with similar weather in June
Turkey
Alanya
Cyprus
Nicosia
China
Beijing
Uzbekistan
Samarkand
Kazakhstan
Taraz
In June, the weather in O'Fallon is typically hot. Average daily high temperature in June is about 29 degrees above zero. On average, O'Fallon has 18 sunny, 9 rainy, 2 partly cloudy, and 1 cloudy day in June. The rains are usually heavy.