O'Fallon (63366) Daily Weather Forecast

O'Fallon weather forecast for now and the week ahead — Thunderstorms, some strong, today; storms can bring hail and damaging winds

Showers and a heavier t-storm

  • Sunrise 6:46 am | Sunset 7:27 pm
  • High: 76° | Low 59°
  • Chance of precipitation: 99%

  • Wind: 18 mph from the S

O'Fallon weather for the next 5 days:

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O'Fallon, MO weather at a glance

Q: What is the weather in O'Fallon?

A: Daily conditions in O'Fallon MO: Thunderstorms, some strong, today; storms can bring hail and damaging winds.

Q: What is the temperature in O'Fallon?

A: The temperature in O'Fallon MO is High: 76° | Low 59°

Q: What time is sunset in O'Fallon?

A: The sun will set in O'Fallon MO at 12:27 AM.

Q: What is the weather tomorrow in O'Fallon?

A: The weather tomorrow in O'Fallon MO: A stray t-storm; breezy, warm