The best time to visit Heavenly Ski Resort for optimal skiing conditions typically falls between mid-December and mid-April. During these months, you can expect a good balance of snowfall and sunny days, which provide excellent skiing and snowboarding conditions. January and February often see the most significant snowfall, while March and April offer milder temperatures and longer daylight hours. However, weather can vary each season, so it's essential to check the current snow conditions and weather forecast before planning your trip.