If you planning to travel to Historic Old Fort Benton, Fort Benton, Montana, 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 11:50 AM. The temperature feels like 77.3 with a humidity level of 32 so dress accordingly. Cloud coverage is 6 percent with visibility at 10.1 percent. Today’s UV index is 9, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 5 MPH. At the end of the day don’t miss the sunset at 3:05 AM.