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 2:31 PM. The temperature feels like 38.75 with a humidity level of 52 so dress accordingly. Cloud coverage is 65 percent with visibility at 14.9 percent. Today’s UV index is 1, don’t forget the sunscreen if you need it! Today’s winds are traveling southwest at a speed of 18 MPH. At the end of the day don’t miss the sunset at 11:40 PM.