Mount Lefroy

Mountain Prominent Canadian Rockies peak on provincial boundary

On the Continental Divide in the Canadian Rockies, Mount Lefroy is a classic alpine objective for climbers, with steep glaciated faces and approaches near Lake Louise.

Main image
Mount Lefroy
51.3500, -116.2689

How to Get to Mount Lefroy #

Mount Lefroy is approached from the Lake Louise area and via the Icefields Parkway. Trailheads and access routes start from established backcountry access points-check Parks Canada for up-to-date route advisories and permit requirements.

Tips for Visiting Mount Lefroy #

  • Set off very early if attempting the classic North Ridge; afternoon thunderstorms are common in summer.
  • Check for glacial conditions-crevasse hazards are present on approach glaciers and require roped travel.
  • Book transport and permits through Banff National Park or local guide services if uphill travel crosses managed zones.

Best Time to Visit Mount Lefroy #

Summer is the standard season for climbing routes; winter ascents require advanced glacier skills and tolerating extreme cold.

Summer climbing season
June-August · -5-10°C (23-50°F) on glaciers
Longest weather windows for alpine climbing and glacier travel; still cold at altitude.

Weather & Climate near Mount Lefroy #

Climate

Mount Lefroy's climate is classified as Tundra - Tundra climate with cold summers (peaking in August) and freezing winters (coldest in January). Temperatures range from -20°C to 15°C. Moderate rainfall (983 mm/year).

Temperature & Rainfall
Temperature Range
15°
Warmest Month
-20°
Coldest Month
Monthly Conditions

January

January is the coldest month with highs of -8°C and lows of -20°C. Regular rainfall (97 mm).

Comfort

-14°
Feels Like Freezing
-14°C
Temperature
-20° -8°

Weather

97 mm
Rainfall
4.2 m/s
Wind
Light Breeze

February

February is freezing with highs of -4°C and lows of -18°C. Moderate rainfall (71 mm).

Comfort

-11°
Feels Like Freezing
-11°C
Temperature
-18° -5°

Weather

71 mm
Rainfall
3.5 m/s
Wind
Light Breeze

March

March is freezing with highs of -2°C and lows of -15°C. Moderate rainfall (69 mm).

Comfort

-8°
Feels Like Freezing
-8°C
Temperature
-15° -2°

Weather

69 mm
Rainfall
3.6 m/s
Wind
Light Breeze

April

April is freezing with highs of 2°C and lows of -9°C. Moderate rainfall (58 mm).

Comfort

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

Weather

58 mm
Rainfall
3.4 m/s
Wind
Light Breeze

May

May is cold with highs of 6°C and lows of -4°C. Moderate rainfall (76 mm).

Comfort

Feels Like Cold
C
Temperature
-4°

Weather

76 mm
Rainfall
3.1 m/s
Wind
Light Breeze

June

June is cold with highs of 10°C and lows of -1°C. Regular rainfall (98 mm).

Comfort

Feels Like Cold
C
Temperature
-1° 10°

Weather

98 mm
Rainfall
3.1 m/s
Wind
Light Breeze

July

July is cold with highs of 14°C and lows of 1°C. Regular rainfall (94 mm).

Comfort

Feels Like Cold
C
Temperature
14°

Weather

94 mm
Rainfall
2.9 m/s
Wind
Calm

August

August is cold with highs of 15°C and lows of 1°C. Regular rainfall (88 mm).

Comfort

Feels Like Cold
C
Temperature
15°

Weather

88 mm
Rainfall
2.8 m/s
Wind
Calm

September

September is cold with highs of 10°C and lows of -2°C. Moderate rainfall (69 mm).

Comfort

Feels Like Cold
C
Temperature
-2° 10°

Weather

69 mm
Rainfall
3.1 m/s
Wind
Light Breeze

October

October is freezing with highs of 4°C and lows of -7°C. Regular rainfall (81 mm).

Comfort

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

Weather

81 mm
Rainfall
3.8 m/s
Wind
Light Breeze

November

November is freezing with highs of -4°C and lows of -14°C. The wettest month with heavy rain (102 mm).

Comfort

-9°
Feels Like Freezing
-9°C
Temperature
-14° -4°

Weather

102 mm
Rainfall
4.0 m/s
Wind
Light Breeze

December

December is freezing with highs of -8°C and lows of -19°C. Regular rainfall (80 mm).

Comfort

-14°
Feels Like Freezing
-14°C
Temperature
-19° -8°

Weather

80 mm
Rainfall
3.9 m/s
Wind
Light Breeze

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