Weather Forecast for 9-11 Memorial, O'Fallon, Missouri

If you planning to travel to 9-11 Memorial, O'Fallon, Missouri, here is your 6-day travel weather forecast to make sure you have all the essentials needed during your stay. Start your day when the sunrises at 10:47 AM. The temperature feels like 80.15 with a humidity level of 68 so dress accordingly. Cloud coverage is 25 percent with visibility at 12.7 percent. Today’s UV index is 10, don’t forget the sunscreen if you need it! Today’s winds are traveling south at a speed of 13 MPH. At the end of the day don’t miss the sunset at 1:14 AM.