Lagginhorn
Mountain Alpine peak in the Pennine Alps, steep rocky summit
Lagginhorn in Valais is an Alpine four‑thousander popular with mountaineers and ski‑tourers; routes involve glacier travel, exposed ridges and approaches from alpine huts.
Lagginhorn is a 4,010-metre mountain in the Valais canton of Switzerland, part of the Pennine Alps. It is counted among the Swiss four-thousanders and is noted for its steep faces and alpine routes.
The mountain is primarily visited by climbers; routes involve glacier travel and alpine rock, and the peak is often climbed in combination with neighbouring summits. Approach routes come from valleys on either side of the massif and require mountaineering equipment and experience.
Lagginhorn is a natural Alpine summit formed in the high Pennine chain and has been part of the established mountaineering history of Valais since the golden age of alpinism. Its glaciers and routes have changed over time with retreating ice, affecting typical approaches.
The mountain rises above the Saas Valley area of Valais; nearby access points include mountain villages in the Saas region and valleys leading up into the high alpine zone.
- Elevation: Summit elevation is 4,010 metres, making it one of the 4,000-metre peaks in the Swiss Pennine Alps and a target for experienced alpine climbers.
Best Time to Visit Lagginhorn #
The best time to visit Lagginhorn for climbing is mid-summer (July-September) when conditions are most stable and access is easiest.
Weather & Climate near Lagginhorn #
Lagginhorn's climate is classified as Tundra - Tundra climate with cold summers (peaking in August) and freezing winters (coldest in March). Temperatures range from -16°C to 3°C. Semi-arid with limited rainfall.
January
January is freezing with highs of -10°C and lows of -15°C. Light rainfall, partly cloudy skies, and breezy conditions.
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February
February is freezing with highs of -11°C and lows of -16°C. Light rainfall, partly cloudy skies, and breezy conditions.
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March
March is the coldest month with highs of -11°C and lows of -16°C. Moderate rainfall (30 mm), partly cloudy skies, and breezy conditions.
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April
April is freezing with highs of -10°C and lows of -14°C. Light rainfall, mostly overcast skies, and breezy conditions.
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May
May is freezing with highs of -5°C and lows of -10°C. Light rainfall, mostly overcast skies, and breezy conditions.
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June
June is freezing with highs of -2°C and lows of -6°C. Light rainfall, mostly overcast skies, and breezy conditions.
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July
July is cold with highs of 2°C and lows of -2°C. Light rainfall, partly cloudy skies, and breezy conditions.
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August
August is cold with highs of 3°C and lows of -1°C. Light rainfall and partly cloudy skies.
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September
September is freezing with highs of 0°C and lows of -3°C. Light rainfall, partly cloudy skies, and breezy conditions.
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October
October is freezing with highs of -3°C and lows of -7°C. The driest month with just 13 mm, partly cloudy skies, and breezy conditions.
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November
November is freezing with highs of -7°C and lows of -11°C. Light rainfall, partly cloudy skies, and breezy conditions.
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December
December is freezing with highs of -9°C and lows of -14°C. Light rainfall, partly cloudy skies, and breezy conditions.
