The best time to visit Arlington Beach is during the summer months, from late June to early September, when the weather is warm and most activities are available.During this period, the average daily temperatures are comfortable, making it ideal for enjoying the beach and water sports on Last Mountain Lake. The days are long, offering plenty of daylight for outdoor adventures like hiking and exploring the provincial parks nearby. You'll find that all the local amenities, such as cafes and shops, are fully operational and ready to welcome visitors.For families, July and August are particularly good as the lake is at its warmest for swimming, and many family-focused events and programmes are scheduled. The beach itself is well-maintained, with designated swimming areas, and there are often lifeguard services during peak hours.Couples looking for a peaceful getaway might prefer late June or early September. The weather is still pleasant, but the crowds are generally smaller, offering a more relaxed atmosphere for strolls along the shore or enjoying a quiet meal at a lakeside restaurant.