Weather in O'Fallon in August 2025
O'Fallon Weather Forecast for August 2025, is based on previous years' statistical data.
August
Start Week On
Sunday
Monday
- Sun
- Mon
- Tue
- Wed
- Thu
- Fri
- Sat
- 1+86°
+75°
- 2+88°
+77°
- 3+90°
+79°
- 4+86°
+77°
- 5+86°
+73°
- 6+88°
+75°
- 7+86°
+77°
- 8+90°
+77°
- 9+86°
+77°
- 10+86°
+75°
- 11+86°
+75°
- 12+86°
+77°
- 13+84°
+73°
- 14+82°
+73°
- 15+84°
+73°
- 16+82°
+75°
- 17+84°
+73°
- 18+84°
+75°
- 19+86°
+73°
- 20+84°
+73°
- 21+86°
+75°
- 22+84°
+73°
- 23+86°
+73°
- 24+86°
+75°
- 25+86°
+75°
- 26+86°
+75°
- 27+86°
+75°
- 28+88°
+77°
- 29+88°
+77°
- 30+84°
+73°
- 31+84°
+73°
Weather in large and nearby cities
Weather in Washington, D.C.+91°
Springfield+84°
Hazelwood+88°
Maryland Heights+88°
O’Fallon+88°
Park Hills+90°
Minimum and maximum
world's temperature today
world's temperature today
Bolivia
Challapata
Challapata
- day
- +52°F
- night
- +19°F
Iraq
Ghammās
Ghammās
- day
- +126°F
- night
- +91°F
Temperature units
°F°C
Icons