Moon Phase in Denver Today
Sunday, May 10, 2026 · United States
Last Quarter
42% illuminated
Tonight’s Moon in Denver
Best viewing at 12:00 PM facing WSW · 15° above horizon
The Moon & Denver
mile-high elevation reduces atmospheric distortion
Lunar Culture in Denver
Denver's mile-high altitude provides exceptional astronomical viewing conditions with 17% less atmosphere to peer through. The Denver Museum of Nature and Science's Gates Planetarium is one of the most advanced digital planetariums in the world. The Ute people, original inhabitants of Colorado, held Moon Dance ceremonies and tracked seasonal movements of the moon against the mountain skyline.
How the Moon Affects Denver
Colorado's agricultural traditions include lunar planting practices brought by homesteaders. The state's high-altitude ranching community times livestock breeding cycles with lunar calendars. Fly fishing on the South Platte and Arkansas Rivers follows solunar activity charts, with dawn and dusk hatches intensifying around full and new moons.
Best Moon Viewing in Denver
Denver's elevation of 1,609 meters means cleaner, thinner air and sharper lunar detail than sea-level cities. Red Rocks Amphitheatre offers a dramatic setting for moonrise. For serious observation, Mount Evans (4,350m) is accessible by car in summer.
Upcoming Lunar Events
New Moon
Saturday, May 16, 2026
Full MoonFlower Moon
Sunday, May 31, 2026
New Moon
Sunday, June 14, 2026
Full MoonStrawberry Moon
Monday, June 29, 2026
New Moon
Tuesday, July 14, 2026
Full MoonBuck Moon
Wednesday, July 29, 2026
Moonphase Watches & Denver
Set Your Moonphase Watch in Denver
To set your moonphase complication in Denver: wait for the next full moon (Sunday, May 31), then advance the moonphase disc to show a full moon centered in the aperture. Set the time to 2:27 AM local time. Use our drift calculator to check if your complication has drifted since you last set it.
Open Drift Calculator