Find the Best Time to Visit the Ogilvie Mountains The best time to visit the Ogilvie Mountains in Canada's Yukon Territory is from late June to early September. During these months, visitors can enjoy milder weather, extended daylight hours for exploration, and the spectacular display of wildflowers. It's also a prime time for wildlife viewing. However, prepare for variable weather conditions and cooler nights even in summer. https://caribouwildmountaintours.com/trips/ogilvie-mountain