high season: lateMay to early-September
low season: November to mid--May
shoulder season: mid-September to October
Weather InformationSouth Dakota has a four-season climate, with temperature highs ranging from the 40s to the 90s and lows from below zero to the 60s, depending on the season. Summer, from mid-June through mid-September, is generally warm and sometimes hot during the day and cooler at night. Fall starts out warm, but gets crisp and cool by November. Winter, from December through early March can be cold with plenty of snow. Spring is typically the rainy season, but it can see snow as well as plenty of sunshine.
Crowd InformationSouth Dakota sees the most crowds during the peak summer months, particularly during the Sturgis Motorcycle Rally, which brings 500,000+ motorcycle enthusiasts to the state.
Closure InformationSome attractions close down during the winter, but re-open in the spring.
When to SaveSouth Dakota is consistently ranked as one of the least-expensive places to visit. However, costs are higher later in the summer as the Sturgis Motorcycle Rally during the second week of August begins. The cheapest time to visit is the fall through spring.
When to BookBook as soon as possible for hotels and car rentals to ensure availability. Airfare prices fluctuate, so it's always best to check with travel agents and the Internet to find the best deals.
Information provided by the South Dakota Office of Tourism