Area H Canim Lake Forest Grove, Canada offers 1 beach perfect for sunbathing, surfing, swimming, and more. Area H Canim Lake Forest Grove, British Columbia, Canada, is known for Canim Lake and Wells Gray Provincial Park. The best time to travel to Canim Lake Forest Grove, Canada, is during the summer months of June to August, when the average air temperature is around 20-25°C (68-77°F) and the water temperature is approximately 18-22°C (64-72°F). Sandee provides detailed maps, photos, and reviews from fellow beachgoers to help you Choose Your Beach™ and plan your perfect beach vacation!