When to catch Colorado'snatural highlights

When is the best time to see nature in Colorado?

The peaks we can name in Colorado each belong to a place, not the whole state. Wildflowers at Rocky Mountain: July; Elk rut at Rocky Mountain: mid-September to mid-October.

Each card below gives the source's own words and where they apply.

Checked Sep 30. Sources: National Park Service, Rocky Mountain elk bugles ↗ (opens in a new tab), National Park Service, A Riot of Wildflowers (Rocky Mountain) ↗ (opens in a new tab) National Park Service sources: no claim to original U.S. Government works.

The peaks through the year

Named places, in their sources' words; not statewide dates

Best viewingWildflowers · Rocky Mountain
July
Somewhere in the park in July: different flowers at different places and elevations
“The large number of park wildflowers bloom at some location in the park in July which is the best time to get out your camera to try to capture the best pictures.”
Source: National Park Service, A Riot of Wildflowers (Rocky Mountain) ↗ (opens in a new tab)Wildflowers at Rocky Mountain →
Usual peakElk rut · Rocky Mountain
mid-September to mid-October
Elk across the park; bugling can often be heard into November
“The peak of elk rut in Rocky Mountain National Park generally lasts from mid-September to mid-October, although it is often possible to hear elk bugling into November.”
Source: National Park Service, Rocky Mountain elk bugles ↗ (opens in a new tab)

On one calendar

Approximate months; the cards above give the timing

WildflowersBest viewing: July
Elk rutUsual peak: mid-September to mid-October

Solid: a usual peak, the best viewing time or when animals are most numerous. Hatched: a broader season, never a peak.

Pick a part of Colorado

6 places we follow

Front Range

Rocky MountainFall foliage · Wildflowers
Guanella PassFall foliage

Central Rockies

Maroon BellsFall foliage

Southwest and the San Juans

San Juan SkywayFall foliage
Black CanyonFall foliage · Wildflowers

San Luis Valley

Great Sand DunesFall foliage

Colorado on one map

Every place we follow here; tap one for its events

Map: approximate positions; state lines US Census.

Browse by season and event

Fall foliage · 6 places hereIn Colorado →Everywhere →
Wildflowers · 2 places hereIn Colorado →Everywhere →

Park guides and towns to stay in

Towns: straight-line distances on their own pages

Park guides

Rocky Mountain: when to catch its peaks

Towns

Colorado in pictures

Illustrative photos, not current conditions

Red paintbrush flowers beside low pink phlox blossoms — Desert paintbrush and pink phlox in bloom, Black Canyon of the Gunnison National Park, May 20, 2013. Photo: NPS Photo · public domain · resized

A broad green meadow with low shrubs between two mountain slopes, snowy peaks far off under white clouds — Open alpine meadow at Guanella Pass, Colorado, July 9, 2016 (context, not fall color). Photo: Thomson M · Wikimedia Commons · CC BY 3.0 · resized

Cub Lake with reflections, yellow and brown grasses along its edge — Cub Lake in fall, Rocky Mountain National Park (year not given). Photo: NPS/J.Marino · public domain · resized

How we know

Every timing above, from these pages

Sep 27Park ServiceMany of the park's wildflowers bloom somewhere in the park in JulySource (opens National Park Service, A Riot of Wildflowers (Rocky Mountain) in a new tab)
Sep 30Park ServiceThe elk rut generally peaks from mid-September to mid-October; bugling can be heard into NovemberSource (opens National Park Service, Rocky Mountain elk bugles in a new tab)
National Park Service sources: no claim to original U.S. Government works.