@nationalparkexplorers: 🏕️🍂 5 Yellowstone Campgrounds STILL OPEN in October! Think Yellowstone camping season is over? Think again! Several Yellowstone National Park campgrounds remain open into October 2026—and Mammoth stays open year-round. ⛺ October campground dates: 🏕️ Mammoth — Open year-round 🌲 Lewis Lake — Through Oct. 11 🐾 Slough Creek — Through Oct. 12 🏕️ Madison — Through Oct. 17 🚐 Fishing Bridge RV Park — Through Oct. 17 October brings a completely different Yellowstone experience: fewer crowds, crisp fall mornings, wildlife, changing seasons—and the possibility of snow. 🦬🍁❄️ ⚠️ Weather and operating conditions can change quickly, so always verify current NPS information before traveling. 📌 SAVE this for your Yellowstone trip and SHARE it with someone planning a fall adventure! 👇 Would you camp in Yellowstone in October—or is that too cold for you? 🌲 Follow National Park Explorers for Yellowstone updates, wildlife and national park travel tips. #Yellowstone #NationalPark #Campground #October #fyp