Mount Blue Sky

Mountain Colorado Fourteener formerly Mount Evans, scenic alpine road

Near Denver, Mount Blue Sky (formerly Mount Evans) is a 14er with an alpine summit road, tundra landscapes and accessible scrambling routes. Day‑trippers drive or hike for high‑alpine views and resident mountain goats.

Main image

Mount Blue Sky is a 4,349 m (14,271 ft) peak in Colorado’s Front Range, officially renamed in 2023 from its previous name. It is a prominent fourteen-thousand-foot mountain directly west of the Denver metropolitan area.

A paved highway known as the Mount Blue Sky Scenic Byway climbs from the valley and reaches about 4,307 m (14,130 ft), bringing vehicles very near the summit; the final approach is a short alpine hike above treeline. The area is popular for driving, short summit hikes, alpine wildflower viewing and wildlife observation.

Historically long known by a different name, the mountain has also hosted scientific and recreational visits for much of the 20th and 21st centuries; vehicle access was developed to allow scenic drives and research at high elevation.

The peak sits in the Front Range roughly 60 miles west of Denver, near Idaho Springs and Echo Lake, within public national forest land and designated wilderness areas.

  • Seasonal access: Road access usually opens seasonally; snow closures mean the byway is typically open from late spring through early autumn depending on conditions.
  • Altitude safety: Summit elevation above 14,000 ft makes altitude sickness a real risk; allow time to acclimatize and carry water and warm clothing.

What to See #

  • Summit: The summit sits at 4,349 m (14,271 ft) and is one of Colorado's recognized 'fourteeners'; the final short climb from the road end is above treeline and alpine in character.
  • Scenic Byway: Mount Blue Sky Scenic Byway is the paved route that climbs from near Idaho Springs to within roughly 0.4 miles of the summit, reaching about 4,307 m (14,130 ft) - it is the highest paved road in North America.
  • Echo Lake: Echo Lake sits below the mountain and is a common staging area for visitors and day hikers, offering parking and short trails at subalpine elevation.

How to Get to Mount Blue Sky #

The Mount Blue Sky Scenic Byway is accessed from Idaho Springs via Interstate 70; follow County Road 103/Summit Lake Road to Echo Lake Park and then up the scenic byway (seasonal). From Denver allow about 1.5-2 hours driving. Road to near the summit is typically open late spring through early autumn; check Forest Service and Colorado DOT for seasonal closures.

Tips for Visiting Mount Blue Sky #

  • If driving, note that Summit Lake Road (Idaho Springs side) to Echo Lake Park is seasonal - check Colorado Department of Transportation for closures.
  • Arrive early morning for better visibility and fewer clouds; late afternoon often brings mountain cloud build-up.
  • The Mount Blue Sky Scenic Byway has limited services; fuel and food should be obtained in nearby towns like Idaho Springs or Evergreen.

Best Time to Visit Mount Blue Sky #

Summer and early autumn are the most accessible and scenic times to visit; winter conditions can be severe.

Summer
Jun-Sep · 5-20°C (41-68°F)
Roads and trails are generally open; best time for driving the scenic byway and hiking.
Autumn
Sep-Oct · -2-12°C (28-54°F)
Cooler and less crowded with dramatic fall colors; afternoons can cloud over quickly.
Winter
Nov-Apr · -20-0°C (-4-32°F)
Snow and icy roads; Summit Lake and higher trails are best for experienced winter travelers and require winter equipment.

Weather & Climate near Mount Blue Sky #

Climate

Mount Blue Sky's climate is classified as Tundra - Tundra climate with cold summers (peaking in July) and freezing winters (coldest in February). Temperatures range from -17°C to 14°C. Moderate rainfall (809 mm/year).

Temperature & Rainfall
Temperature Range
14°
Warmest Month
-17°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -4°C and lows of -16°C. Moderate rainfall (58 mm) and breezy conditions.

Comfort

-10°
Feels Like Freezing
-10°C
Temperature
-16° -4°

Weather

58 mm
Rainfall
8.5 m/s
Wind
Breezy

February

February is the coldest month with highs of -4°C and lows of -17°C. Moderate rainfall (60 mm) and breezy conditions.

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-17° -4°

Weather

60 mm
Rainfall
7.3 m/s
Wind
Breezy

March

March is the coldest month with highs of -4°C and lows of -17°C. The wettest month with 91 mm of rain and breezy conditions.

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-17° -4°

Weather

91 mm
Rainfall
6.4 m/s
Wind
Breezy

April

April is freezing with highs of -2°C and lows of -14°C. Regular rainfall (83 mm) and breezy conditions.

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-14° -2°

Weather

83 mm
Rainfall
6.3 m/s
Wind
Breezy

May

May is freezing with highs of 3°C and lows of -8°C. Moderate rainfall (73 mm) and breezy conditions.

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-8°

Weather

73 mm
Rainfall
6.2 m/s
Wind
Breezy

June

June is cold with highs of 9°C and lows of -3°C. Moderate rainfall (59 mm).

Comfort

Feels Like Cold
C
Temperature
-3°

Weather

59 mm
Rainfall
5.7 m/s
Wind
Light Breeze

July

July is cold with highs of 14°C and lows of 0°C. Moderate rainfall (78 mm).

Comfort

Feels Like Cold
C
Temperature
14°

Weather

78 mm
Rainfall
4.7 m/s
Wind
Light Breeze

August

August is cold with highs of 14°C and lows of 1°C. Moderate rainfall (75 mm).

Comfort

Feels Like Cold
C
Temperature
14°

Weather

75 mm
Rainfall
4.7 m/s
Wind
Light Breeze

September

September is cold with highs of 10°C and lows of -2°C. Moderate rainfall (57 mm).

Comfort

Feels Like Cold
C
Temperature
-2° 10°

Weather

57 mm
Rainfall
5.7 m/s
Wind
Light Breeze

October

October is freezing with highs of 5°C and lows of -7°C. Moderate rainfall (49 mm) and breezy conditions.

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-7°

Weather

49 mm
Rainfall
6.9 m/s
Wind
Breezy

November

November is freezing with highs of -2°C and lows of -13°C. Moderate rainfall (61 mm) and breezy conditions.

Comfort

-7°
Feels Like Freezing
-7°C
Temperature
-13° -2°

Weather

61 mm
Rainfall
7.2 m/s
Wind
Breezy

December

December is freezing with highs of -4°C and lows of -15°C. Moderate rainfall (65 mm) and breezy conditions.

Comfort

-9°
Feels Like Freezing
-9°C
Temperature
-15° -4°

Weather

65 mm
Rainfall
8.5 m/s
Wind
Breezy

Nearby Attractions to Mount Blue Sky