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Weather & Climate in Moose Pass, AK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Moose Pass has a cool climate with an average annual temperature of 36°F (2°C). Winters average 16°F in January while summers reach 56°F in July. The area gets 233 sunny days per year, above the national average. Annual precipitation totals 42.2 inches. Air quality is rated Good with a median AQI of 21 / among the cleanest air in the country. The city sits at an elevation of 1,374 feet.
Temperature
16°F Jan (-9°C)
56°F Jul (13°C)
| Annual Average | 35.7°F |
| 34% below US avg | |
| January Average | 16°F (-9°C) |
| July Average | 56°F (13°C) |
| Sunny Days | 233 days/yr |
Geography
| Elevation | 1,374 ft (419 m) |
| Area | 17.7 sq mi (45.9 km²) |
| Population Density | 4/sq mi |
| Coordinates | 60.5059°N, 149.4684°W |
| Timezone | America/Anchorage |
| County | Anchorage Municipality County |
| Nearest Airport | Ted Stevens Anchorage International (ANC) 49 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 21.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 97.4 / 100 |
| Social Vulnerability | 11.4 / 100 |
| Community Resilience | 34.8 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | No Rating |
| Winter Weather | Very High |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Relatively High |
| Coastal Flood | Very Low |
| Tsunami | Relatively Low |
| Volcano | Relatively Low |
| Avalanche | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
5,390 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.8.
| Dec 4, 2012 | 20 km ENE of Beluga, Alaska | M5.8 | 108 km | 64 km |
| May 24, 1995 | 26 km SSW of Anchorage, Alaska | M5.5 | 66 km | 39 km |
| Aug 13, 1990 | 13 km NW of Happy Valley, Alaska | M5.5 | 146 km | 72 km |
| Apr 25, 1994 | 19 km NE of Nikiski, Alaska | M5.4 | 92 km | 49 km |
| Jul 22, 1999 | 13 km ESE of Eagle River, Alaska | M5.3 | 88 km | 39 km |
| May 7, 2017 | 14 km N of Ninilchik, Alaska | M5.3 | 127 km | 67 km |
| Feb 27, 2021 | 5 km SSE of Point MacKenzie, Alaska | M5.3 | 94 km | 46 km |
| May 6, 1997 | 8 km NW of Knik-Fairview, Alaska | M5.3 | 118 km | 31 km |
| Feb 27, 2021 | 5 km SSE of Point MacKenzie, Alaska | M5.3 | 94 km | 46 km |
| Dec 7, 1991 | 19 km E of Point Possession, Alaska | M5.2 | 68 km | 59 km |
| Apr 18, 1999 | 17 km WNW of Clam Gulch, Alaska | M5.2 | 125 km | 55 km |
| Apr 26, 1991 | 14 km WNW of Anchorage, Alaska | M5.2 | 91 km | 38 km |
| May 30, 2017 | 32 km WNW of Nikiski, Alaska | M5.2 | 133 km | 81 km |
| Jun 16, 2011 | 14 km NE of Nikiski, Alaska | M5.1 | 92 km | 59 km |
| Aug 19, 2009 | 15 km NE of Beluga, Alaska | M5.1 | 110 km | 66 km |
| May 18, 1993 | 16 km WNW of Hope, Alaska | M5.1 | 58 km | 44 km |
| Feb 6, 2002 | 7 km SSW of Elmendorf Air Force Base, Alaska | M5.1 | 78 km | 38 km |
| Jan 1, 2019 | 7 km SSE of Point MacKenzie, Alaska | M5.0 | 92 km | 44 km |
| Feb 6, 2002 | 10 km SSW of Elmendorf Air Force Base, Alaska | M5.0 | 76 km | 37 km |
| Mar 5, 2004 | 21 km WNW of Kalifornsky, Alaska | M5.0 | 119 km | 62 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
1 tornado (EF0+) recorded within 100 km since 1950. Strongest on record: EF0.
| Date | Rating | Distance | Path | Fatalities |
| Apr 19, 2024 | EF0 | 70 km | 0.0 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 60.0 m (197 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1967 | GREWINGK, AK | Meteorological | 60.0 m | — | 134 km |
| 1964 | PRINCE WILLIAM SOUND, AK | Eruption + Earthquake | 51.8 m | 139 | 124 km |
| 2024 | PEDERSEN LAGOON, AK | Meteorological | 17.0 m | — | 70 km |
| 2022 | RESURRECTION BAY, AK | Meteorological | 0.1 m | — | 46 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
1 volcano within 200 km. Closest: Spurr (174 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Spurr | Stratovolcano | 3,374 m (11,070 ft) | 1992 | 174 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
15 wildfires (100+ acres) recorded within 100 km. Largest: FUNNY RIVER (193,798 acres, 2014).
| Year | Name | Acres Burned | Distance |
| 2014 | FUNNY RIVER | 193,798 | 78 km |
| 2019 | SWAN LAKE | 164,801 | 40 km |
| 2005 | FOX CREEK WFU | 25,577 | 92 km |
| 2009 | SHANTA CREEK | 14,474 | 75 km |
| 2005 | KING COUNTY CREEK | 10,124 | 59 km |
| 1991 | POTHOLE | 8,769 | 32 km |
| 2015 | CARD STREET | 7,366 | 59 km |
| 2004 | GLACIER CREEK | 5,230 | 76 km |
| 2001 | KENAI LAKE | 3,319 | 10 km |
| 1994 | WINDY POINT | 2,689 | 86 km |
| 1987 | SKILAK 2 | 2,365 | 52 km |
| 2007 | SWAN LAKE | 1,986 | 55 km |
| 2010 | EKLUTNA | 1,941 | 95 km |
| 2017 | EAST FORK | 1,104 | 57 km |
| 2005 | IRISH CHANNEL | 1,067 | 40 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 16°F (-9°C) | 3.0 in | Coldest |
| February | 20°F (-7°C) | 2.8 in | |
| March | 22°F (-6°C) | 2.1 in | |
| April | 28°F (-2°C) | 1.7 in | Driest |
| May | 37°F (3°C) | 1.8 in | |
| June | 46°F (8°C) | 2.2 in | |
| July | 56°F (13°C) | 2.4 in | Warmest |
| August | 50°F (10°C) | 3.6 in | |
| September | 42°F (6°C) | 5.5 in | Wettest |
| October | 30°F (-1°C) | 5.2 in | |
| November | 23°F (-5°C) | 3.3 in | |
| December | 20°F (-7°C) | 3.6 in |
Moose Pass has a seasonal temperature swing of 40°F / from 16°F in January to 56°F in July. Total annual precipitation is 37.1 inches, with September being the wettest month (5.5") and April the driest (1.7").