If you planning to travel to Clark County Hisorical Society and Museum, Marshall, Illinois, 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 10:41 AM. The temperature feels like 56.3 with a humidity level of 60 so dress accordingly. Cloud coverage is 9 percent with visibility at 13.5 percent. Today’s UV index is 9, don’t forget the sunscreen if you need it! Today’s winds are traveling northeast at a speed of 8 MPH. At the end of the day don’t miss the sunset at 12:52 AM.