Krn Mountain

Prominent Slovenian mountain in Julian Alps, scenic summit

Mountain in western Slovenia near Kobarid, Krn offers hiking routes to alpine summits and views over glacial Lake Krn; popular with walkers and climbers for day trips from Bovec and Kobarid.

Main image

Krn at a Glance#

About Krn#

Krn is a mountain in the Julian Alps, located in the Municipality of Kobarid in western Slovenia, notable for its prominence in the local alpine landscape.

The mountain has long been part of local mountaineering routes in the Julian Alps and featured in regional events during the First World War in the surrounding valley, which saw front-line activity. Mountain huts and marked trails established over the 19th and 20th centuries shaped modern access routes.

Krn sits in western Slovenia within the Julian Alps, rising above the So?a Valley and near the towns of Kobarid and Bovec, forming a recognizable peak in the regional alpine chain.

  • Elevation: Stands at 2,244 metres above sea level and is a prominent summit in the Julian Alps of western Slovenia.

What to See#

  • Lake Krn: A glacial lake situated on the mountain’s northern slopes, formed in a cirque below the summit and used as a common base for ascents.

Tips for Visiting Krn#

  • Start very early in summer (pre-dawn to early morning) to get clear weather and avoid the frequent afternoon mountain storms and the busiest hours on the trail; sunrise also gives the best light on the Soča Valley.
  • Use the Kobarid/Drežnica side trailheads as your main approach - they are the usual access points from the Municipality of Kobarid and give the classic southern ridge route and views.
  • Most visitors focus on the summit; take time on the southern ridges and small sub-peaks for views back over the Krn Lakes and the Soča gorge - those vantage points are less crowded and photograph well.

Best Time to Visit Krn#

Best visited in summer (June-September) for the most reliable weather and hiking conditions on this alpine peak.

Summer (best for hiking)
June-September · Summit: ~5-15°C; valleys warmer
Long daylight and generally stable mountain weather make this the best time for hiking Krn and reaching alpine viewpoints.
Spring / Autumn (variable conditions)
May & October · ~0-10°C at higher elevations
Snow can linger in spring and arrive early in autumn; trails may be wet or muddy and conditions change quickly.
Winter (snow and ice)
November-April · Often below 0°C at altitude (can be −10°C or colder)
Snow and icy conditions make routes technical; only recommended with winter mountaineering experience and gear.

Weather & Climate near Krn#

Climate

Krn's climate is classified as Subarctic - Subarctic climate with cool summers (peaking in August) and freezing winters (coldest in February). Temperatures range from -9°C to 14°C. Abundant rainfall (1944 mm/year), wettest in June.

Air Quality: AQI 38 Good
Best Time to Visit
JulyAugustSeptember
Temperature & Rainfall
Temperature Range
35°
Warmest Month
-27°
Coldest Month
Monthly Conditions
Month Comfort Temp Feels Rain Sky Humidity Wind UV Daylight
January Poor -8° - -2° -11° 106 mm partly cloudy 89% 5.1 m/s 0.1 low 8.9h
February Poor -9° - -1° -11° 93 mm partly cloudy 88% 5.1 m/s 0.3 low 10.2h
March Poor -7° - 0° -9° 130 mm partly cloudy 84% 4.8 m/s 0.6 moderate 11.8h
April Poor -4° - 3° -5° 167 mm overcast 79% 4.4 m/s 0.9 moderate 13.4h
May Poor 1° - 8° 1° 178 mm overcast 78% 3.9 m/s 1.3 high 14.8h
June Poor 4° - 11° 5° 200 mm overcast 77% 3.6 m/s 1.6 very high 15.6h
July Acceptable 6° - 14° 10° 181 mm partly cloudy 74% 3.3 m/s 1.7 very high 15.2h
August Acceptable 7° - 14° 11° 165 mm partly cloudy 75% 3.2 m/s 1.4 high 14.0h
September Acceptable 4° - 11° 5° 186 mm partly cloudy 80% 3.7 m/s 0.9 moderate 12.4h
October Poor 0° - 7° 0° 200 mm partly cloudy 86% 4.3 m/s 0.5 low 10.7h
November Poor -5° - 2° -6° 200 mm partly cloudy 89% 4.7 m/s 0.2 low 9.3h
December Poor -7° - 0° -10° 138 mm partly cloudy 89% 5.2 m/s 0.1 low 8.5h