Aleutian Arc · United StatesSummit weather, forecast and climate

Augustine Volcano

Lava dome · last major eruption 18834,134 ftMajor summitSnow likely Jan–May · Oct–Dec

Elevation4,134 ftabove sea level

Prominence4,134 ftindependent height

Isolation35 mito a higher summit

Summit, Jul45°average high

59.36° N, 153.43° WElevation 4,134 ftUTC+0 · Coordinated Universal Time

From the valley to the top

Summit4,134 ft
Mid-mountain2,165 ft
Valley197 ft

Freezing level in October: 3,937 ft

iThe mountain

Augustine Volcano in brief

Augustine Volcano rises to 4,134 ft in the Aleutian Arc, United States. Its topographic prominence — the height it stands above the lowest contour enclosing a higher summit — is 4,134 ft, a major independent summit.

At the summit, August is the mildest month with average highs of 45°, while nights fall below freezing in 8 months of the year. Daytime highs climb above zero from May to October.

Facts

Elevation: 4,134 ft
Prominence: 4,134 ft
Range: Aleutian Arc
Country: United States
Coordinates: 59.3633, -153.4333
Nearest airport: Iliamna Airport (ILI) · 58 mi

iiForecast

Weather at three heights

Temperatures are adjusted to each height; summits are usually colder and windier than the valley forecast suggests.

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iiiSummit climate

The top of Augustine Volcano by month

Summit temperatures and precipitation

Climate normals for the summit area (~1 km grid), station-adjusted

Climate normals for Augustine Volcano by month
Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Average high	26°	25°	24°	27°	32°	39°	45°	45°	40°	34°	29°	27°
Average low	21°	20°	20°	23°	29°	36°	42°	42°	37°	29°	24°	22°
Precipitation	19.2 in	14.6 in	12.4 in	10.9 in	10.6 in	10.0 in	13.5 in	18.9 in	25.1 in	21.5 in	19.1 in	20.0 in
Cloud cover	65%	62%	56%	56%	53%	56%	56%	53%	56%	56%	59%	66%
Daylight	6h 54	9h 17	11h 46	14h 31	17h 00	18h 35	17h 52	15h 34	12h 53	10h 15	7h 40	6h 08
Month score	10	12	14	14	15	14	14	15	14	14	13	10

Snow and freezing level

Average height of the 0 °C level from the summit normals (6.5 °C per km); snow months have a summit mean at or below +1 °C

Snow likely Jan–May · Oct–Dec

Month	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Freezing level	1,640 ft	1,476 ft	1,312 ft	2,133 ft	3,773 ft	5,741 ft	7,218 ft	7,546 ft	5,906 ft	3,937 ft	2,461 ft	1,969 ft
Summit	❄ snow	❄ snow	❄ snow	❄ snow	❄ snow	above 0 °C	above 0 °C	above 0 °C	above 0 °C	❄ snow	❄ snow	❄ snow

ivTerrain