The best time to go to Circle, Montana, is during the summer months, from June to August, when the weather is warm and pleasant.
During this period, temperatures are generally comfortable, making it ideal for outdoor activities like exploring the nearby badlands formations or visiting the Fort Peck Indian Reservation. Families often enjoy the longer daylight hours for sightseeing and local events.
For those interested in hunting or wildlife viewing, the shoulder seasons of spring (April-May) and fall (September-October) also offer good opportunities.