Klöntalersee Monastery

Alpine reservoir lake surrounded by steep cliffs

A glacial lake in Canton Glarus, Klöntalersee draws hikers and swimmers with clear alpine water, shoreline paths and trails up toward surrounding peaks; photographers and anglers come for reflections and trout fishing.

Main image

Klöntalersee at a Glance#

Address: Klöntalersee, Canton of Glarus, Switzerland

Hours: Open access (outdoor lake)

Admission: Free to access surrounding area; alpine facilities (boat hire, cafes) may charge seasonally

How to Get to Klöntalersee#

Klöntalersee is accessible by road from Glarus or Linthal. There is a car park near the eastern end (Klöntal valley); local bus services run in season from nearby towns. Trails from the parking area circle the lake and continue into the surrounding hills.

Tips for Visiting Klöntalersee#

  • Arrive early in summer to catch mirror‑like reflections on calm water before afternoon winds pick up.
  • Walk the path along the northern shore for the classic view with glaciers in the background.
  • If visiting by car, park at the designated lot near the eastern end-the access trail to the lake is well‑signed from there.

Best Time to Visit Klöntalersee#

Summer for outdoor activities and boat services; autumn for fewer crowds and vivid colours.

Summer
Jun-Aug · 10-20°C
Warmest months; boat outings and walking trails are in full swing.
Autumn
Sep-Oct · 5-15°C
Clearer mountain air and spectacular foliage; quieter than midsummer.

Weather & Climate near Klöntalersee#

Climate

Klöntalersee's climate is classified as Warm-Summer Continental - Warm-Summer Continental climate with mild summers (peaking in July) and freezing winters (coldest in January). Temperatures range from -5°C to 20°C. Abundant rainfall (1563 mm/year), wettest in July.

Air Quality: AQI 32 Good
Best Time to Visit
JulyAugustSeptember
Temperature & Rainfall
Temperature Range
30°
Warmest Month
-28°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -5° - 1° -5° 85 mm overcast 87% 2.4 m/s 0.1 low 8.8h
February Poor -4° - 2° -4° 95 mm overcast 85% 2.7 m/s 0.3 low 10.1h
March Poor -2° - 6° -1° 102 mm partly cloudy 83% 2.9 m/s 0.5 moderate 11.8h
April Acceptable 1° - 9° 3° 124 mm partly cloudy 78% 2.8 m/s 0.9 moderate 13.5h
May Poor 6° - 15° 10° 140 mm overcast 78% 2.6 m/s 1.3 high 14.9h
June Acceptable 8° - 17° 13° 178 mm partly cloudy 77% 2.4 m/s 1.6 very high 15.7h
July Good 11° - 20° 15° 191 mm partly cloudy 77% 2.4 m/s 1.6 very high 15.3h
August Good 11° - 20° 15° 179 mm partly cloudy 78% 2.2 m/s 1.3 high 14.1h
September Good 8° - 16° 12° 137 mm partly cloudy 81% 2.3 m/s 0.9 moderate 12.4h
October Poor 4° - 11° 6° 112 mm overcast 82% 2.3 m/s 0.4 low 10.7h
November Poor -1° - 6° 0° 119 mm overcast 85% 2.5 m/s 0.2 low 9.2h
December Poor -3° - 2° -4° 101 mm overcast 86% 2.5 m/s 0.1 low 8.3h

Nearby Attractions to Klöntalersee#