Yantarni Volcano

Mountain Volcanic peak on Alaska Peninsula, part of Aleutians

Stratovolcano on the Alaska Peninsula, remote and monitored for seismic activity; visited mainly by scientists and experienced backcountry travelers for its volcanic geology and coastal tundra.

Main image

Yantarni Volcano is a volcanic cone on the Alaska Peninsula in southwestern Alaska and part of the Aleutian volcanic arc.

It is a remote, sparsely visited volcanic feature; scientists monitor it through regional volcanic observation networks rather than it being a visitor destination.

The edifice is a Holocene volcano within the Aleutian arc system and is considered part of the region of active and potentially active volcanoes along Alaska’s southern coast.

The volcano sits within the coastal, largely undeveloped landscape of the Alaska Peninsula, in a region characterized by tundra, wetlands and coastal waters.

  • Volcanic monitoring: Monitored by the Alaska Volcano Observatory as part of the Aleutian volcanic arc network; status and alerts are published by AVO.
  • Access considerations: Remoteness means the volcano is generally accessible only by aircraft or by extended overland/boat travel along the Alaska Peninsula.
Yantarni Volcano
Yantarni Volcano, Alaska Peninsula, Alaska, USA - part of the Aleutian volcanic chain
57.0181, -157.1833

How to Get to Yantarni Volcano #

Yantarni is remote on the Alaska Peninsula and typically reached only by air (charter/floatplane) or by sea. Travel requires local expertise, permits where relevant, and attention to USGS volcanic notices.

Tips for Visiting Yantarni Volcano #

  • Yantarni Volcano is in a remote part of the Alaska Peninsula; access typically requires boat or floatplane and is suited for experienced wilderness travellers.
  • Expect unpredictable weather and strong winds; plan multi-day trips with experienced guides and satellite comms for safety.
  • Check USGS and local authorities for recent volcanic activity reports before travel.

Best Time to Visit Yantarni Volcano #

Access is easiest in the late spring and summer months; otherwise expect sea and weather conditions that make travel hazardous or impossible.

Late spring-summer
June-August · 0-12°C
Most accessible season for remote fieldwork; long daylight hours but changeable weather.

Weather & Climate near Yantarni Volcano #

Climate

Yantarni Volcano's climate is classified as Tundra - Tundra climate with cold summers (peaking in August) and freezing winters (coldest in March). Temperatures range from -8°C to 10°C. Moderate rainfall (714 mm/year).

Temperature & Rainfall
Temperature Range
10°
Warmest Month
-8°
Coldest Month
Monthly Conditions

January

January is freezing with highs of -3°C and lows of -8°C. Moderate rainfall (45 mm).

Comfort

-5°
Feels Like Freezing
-5°C
Temperature
-8° -3°

Weather

45 mm
Rainfall
5.8 m/s
Wind
Light Breeze

February

February is freezing with highs of -3°C and lows of -8°C. Moderate rainfall (38 mm) and breezy conditions.

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-8° -3°

Weather

38 mm
Rainfall
6.0 m/s
Wind
Breezy

March

March is the coldest month with highs of -4°C and lows of -8°C. Moderate rainfall (41 mm).

Comfort

-6°
Feels Like Freezing
-6°C
Temperature
-8° -4°

Weather

41 mm
Rainfall
5.4 m/s
Wind
Light Breeze

April

April is freezing with highs of -2°C and lows of -6°C. Moderate rainfall (43 mm).

Comfort

-4°
Feels Like Freezing
-4°C
Temperature
-6° -2°

Weather

43 mm
Rainfall
5.3 m/s
Wind
Light Breeze

May

May is freezing with highs of 2°C and lows of -2°C. Moderate rainfall (46 mm).

Comfort

Feels Like Freezing
C
Temperature
-2°

Weather

46 mm
Rainfall
4.7 m/s
Wind
Light Breeze

June

June is cold with highs of 6°C and lows of 1°C. Moderate rainfall (57 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

57 mm
Rainfall
4.6 m/s
Wind
Light Breeze

July

July is cold with highs of 9°C and lows of 4°C. Moderate rainfall (68 mm).

Comfort

Feels Like Cold
C
Temperature

Weather

68 mm
Rainfall
4.4 m/s
Wind
Light Breeze

August

August is cold with highs of 10°C and lows of 5°C. Regular rainfall (82 mm).

Comfort

Feels Like Cold
C
Temperature
10°

Weather

82 mm
Rainfall
4.8 m/s
Wind
Light Breeze

September

September is cold with highs of 7°C and lows of 2°C. The wettest month with 92 mm of rain.

Comfort

Feels Like Cold
C
Temperature

Weather

92 mm
Rainfall
5.4 m/s
Wind
Light Breeze

October

October is freezing with highs of 2°C and lows of -3°C. Regular rainfall (85 mm).

Comfort

-1°
Feels Like Freezing
-1°C
Temperature
-3°

Weather

85 mm
Rainfall
5.4 m/s
Wind
Light Breeze

November

November is freezing with highs of -1°C and lows of -6°C. Moderate rainfall (59 mm).

Comfort

-3°
Feels Like Freezing
-3°C
Temperature
-6° -1°

Weather

59 mm
Rainfall
5.8 m/s
Wind
Light Breeze

December

December is freezing with highs of -1°C and lows of -7°C. Moderate rainfall (58 mm) and breezy conditions.

Comfort

-4°
Feels Like Freezing
-4°C
Temperature
-7° -1°

Weather

58 mm
Rainfall
6.2 m/s
Wind
Breezy

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