• Aspen Antiques & Fine Arts Fair – Aspen, July 9-12. Forty exhibitors from around the world showcase fine antiques, paintings, jewelry and objets d’art at Aspen Ice Garden.
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• Crested Butte Wild Flower Festival – Crested Butte, July 6-12. Enjoy a rich variety of wildflowers and butterflies while hiking, birding, biking or 4×4 touring. Classes include art, all levels of photograph, medicinal with botanical ingredients, cooking with wild flowers and yoga.
• Four Corners Gem & Mineral Show – Durango, July 10-12. Three  days of lapidary demonstrations, jewelry, jewelry making equipment, gold panning, gems, minerals, fossils and beads.
• Estes Park Rooftop Rodeo – Estes Park, July 7-12. 83rd annual PRCA rodeo includes saddle bronc riding, steer wrestling, bare-back and bull riding and barrel racing. Plus a Western parade or Behind the Chutes Tours.
• Fort Collins Jazz Experience – Fort Collins, July 9-11. Downtown Sessions Free Festival Day – July 11th with 14 live jazz groups. Al Jarreau and Ramsey Lewis Trio – ticketed events at Lincoln Center.
• Colorado Railroad Museum – Golden, July 11-12 . 50th anniversary celebration at the museum dedicated to Colorado railroading heritage, includes an unusual train parade.
• Wooden Boat Show – Grand Lake, July 11. Enjoy the craftsmanship of historical boat building and see the classics.
• Cattlemen’s Days – Gunnison, June 10-19.  Colorado’s oldest and longest running rodeo and horseshows. More than a week of dances, horse racing, parade, carnival and BBQ in addition to rodeos and livestock shows.
• Uncorked Mountain Wine Festival – Keystone, July 11-12. Wine tastings, seminars, pairing dinners plus jazz music.
• Colorado Irish Festival – Littleton, July 10-12. All things Irish at Clement Park – food, music, merchandise, dance, culture village and Gaelic sports.
• Boil ‘n Boogie – Mead, July 11. Eighth annual Cajun crawfish boil, six-hour concert, children’s games, and crafts.
• San Luis Valley Folk Arts and Fiber Festival – Monte Vista, July 10-12. Demonstrations, vendors, workshops and contest in celebration of handmade and traditional arts.
• Colorado Brewer’s Rendezvous – Salida, July 11. Specialty Colorado craft brewers at the 13th annual event in downtown Salida’s Riverside Park.
• Snowmass SkateMass – Snowmass village, July 11. Skateboard event  and competition at the new Snowmass village Skate Park.
• Hot Air Balloon Rodeo and Art in the Park  – Steamboat Springs, July 11-12. Over 40 balloons launch each morning during the 29th annual balloon rodeo at Bald Eagle Lake. The 35th annual summer art show in Lincoln Park is Steamboats largest art and craft festival.
• Telluride Yoga Festival – Telluride, July 10-12. Friday sunset Kirtan, workshops, meditations and yoga dance presentation.
• Insectival! – Westminister, July 11-12. The Butterfly Pavillion explores wonders and mysteries of the insect world.
• Winter Park Music Festival – Winter Park, July 11. National, regional and local live music in Hideaway Park. Free, but ticket required.

On Going Colorado Summer Events

• Aspen Music Festival
• Theatre Aspen
• Colorado Music Festival – Boulder
• Crested Butte Music Festival
• Colorado Renaissance Festival – Larkspur
• Strings Music Festival – Steamboat Springs
• Bravo!  – Vail