Fourpeaked Mountain
Mountain Stratovolcano in Alaska's Aleutian volcanic region
A remote Alaskan volcanic peak on the southern peninsula, reached mainly by air. Climbers and scientists visit for glaciated slopes, alpine routes and study of volcanic terrain and weather‑affected access.
Fourpeaked Mountain is a volcanic mountain massif on the Alaska Peninsula in southern Alaska. It is part of the volcanically active Aleutian arc and is recognized as a volcanic feature within the region.
The mountain has been the subject of geological and volcanic observation in modern times due to episodes of activity recorded in the 21st century. Access is limited and conditions are alpine and remote, so visits are typically by experienced mountaineers or by observation from aircraft.
Fourpeaked sits within the rugged landscape of the Alaska Peninsula, amid other volcanic peaks and wilderness areas of southern Alaska.
- Volcanic monitoring: Part of the volcanic and mountainous terrain of southern Alaska and monitored by regional geological agencies for activity where applicable.
How to Get to Fourpeaked Mountain #
No road access; reachability usually via floatplane or charter from nearby towns like Kodiak or Homer, subject to weather and aviation advisories.
Tips for Visiting Fourpeaked Mountain #
- Fourpeaked is an active volcano (last major eruption 2006) - check USGS and Alaska Volcano Observatory alerts before planning travel.
- Access is extremely remote and typically requires charter floatplane or extended overland expedition; not suitable for casual day trips.
- Weather changes rapidly; plan for glacier travel gear and experienced guides for any serious approach.
Best Time to Visit Fourpeaked Mountain #
Best for viewing in summer; always monitor volcanic advisories and weather.
Weather & Climate near Fourpeaked Mountain #
Fourpeaked Mountain's climate is classified as Tundra - Tundra climate with cold summers (peaking in August) and freezing winters (coldest in March). Temperatures range from -12°C to 5°C. Abundant rainfall (1112 mm/year), wettest in September.
January
January is freezing with highs of -4°C and lows of -10°C. Regular rainfall (94 mm) and breezy conditions.
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February
February is freezing with highs of -4°C and lows of -9°C. Regular rainfall (83 mm) and breezy conditions.
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March
March is the coldest month with highs of -7°C and lows of -12°C. Moderate rainfall (78 mm).
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April
April is freezing with highs of -6°C and lows of -10°C. Moderate rainfall (65 mm).
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May
May is freezing with highs of -1°C and lows of -5°C. Moderate rainfall (65 mm).
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June
June is cold with highs of 3°C and lows of -2°C. Regular rainfall (90 mm).
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July
July is cold with highs of 5°C and lows of 0°C. Regular rainfall (93 mm).
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August
August is cold with highs of 5°C and lows of 1°C. Significant rainfall (116 mm).
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September
September is cold with highs of 2°C and lows of -1°C. The wettest month with heavy rain (134 mm).
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October
October is freezing with highs of -1°C and lows of -7°C. Significant rainfall (106 mm).
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November
November is freezing with highs of -2°C and lows of -8°C. Regular rainfall (90 mm) and breezy conditions.
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December
December is freezing with highs of -2°C and lows of -9°C. Regular rainfall (98 mm) and breezy conditions.
