If you planning to travel to Graham Cave State Park, Montgomery City, 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 11:39 AM. The temperature feels like 40.75 with a humidity level of 56 so dress accordingly. Cloud coverage is 5 percent with visibility at 14.4 percent. Today’s UV index is 8, don’t forget the sunscreen if you need it! Today’s winds are traveling southeast at a speed of 3 MPH. At the end of the day don’t miss the sunset at 12:37 AM.