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Weather & Climate in King Salmon, AK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
King Salmon has a cool climate with an average annual temperature of 37°F (3°C). Winters average 17°F in January while summers reach 57°F in July. The area gets 269 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 21.4 inches (drier than the 38-inch national average). The area receives 47.4 inches of snow annually, making winter weather a significant factor for residents. 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 137 feet.
Temperature
17°F Jan (-9°C)
57°F Jul (14°C)
| Annual Average | 36.5°F |
| 32% below US avg | |
| January Average | 17°F (-9°C) |
| July Average | 57°F (14°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 137 ft (42 m) |
| Area | 169.7 sq mi (439.5 km²) |
| Population Density | 2/sq mi |
| Coordinates | 58.7352°N, 156.5285°W |
| Timezone | America/Anchorage |
| County | Bristol Bay Borough County |
| Nearest Airport | Ted Stevens Anchorage International (ANC) 282 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 21.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 1.2 / 100 |
| Social Vulnerability | 44.0 / 100 |
| Community Resilience | 29.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | No Rating |
| Hail | No Rating |
| Strong Wind | No Rating |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Coastal Flood | No Rating |
| Volcano | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,837 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M6.6.
| May 1, 1990 | 19 km SSE of King Salmon, Alaska | M6.6 | 24 km | 252 km |
| Jul 28, 2001 | 74 km S of Kokhanok, Alaska | M6.6 | 106 km | 132 km |
| Aug 26, 1999 | 68 km NNW of Karluk, Alaska | M5.5 | 118 km | 91 km |
| Jul 23, 2016 | 26 km SSE of King Salmon, Alaska | M5.5 | 29 km | 204 km |
| Dec 1, 2012 | 81 km WNW of Aleneva, Alaska | M5.4 | 144 km | 85 km |
| May 9, 1998 | 48 km SE of Egegik, Alaska | M5.4 | 95 km | -3 km |
| May 9, 1998 | 35 km SE of Egegik, Alaska | M5.4 | 87 km | -3 km |
| Feb 27, 2003 | 37 km S of King Salmon, Alaska | M5.3 | 43 km | 199 km |
| Mar 10, 2013 | 31 km SSE of Pope-Vannoy Landing, Alaska | M5.2 | 148 km | 9 km |
| Jan 22, 2019 | 87 km ESE of King Salmon, Alaska | M5.2 | 83 km | 122 km |
| May 9, 1998 | 67 km ESE of Egegik, Alaska | M5.2 | 94 km | -3 km |
| Apr 1, 2025 | 59 km E of Egegik, Alaska | M5.1 | 69 km | 13 km |
| Aug 29, 2001 | 54 km WNW of Karluk, Alaska | M5.0 | 132 km | 94 km |
| Jul 28, 2023 | 66 km SE of Kokhanok, Alaska | M5.0 | 150 km | 107 km |
| Apr 27, 2017 | 39 km W of Karluk, Alaska | M5.0 | 150 km | 1 km |
| Jun 18, 2023 | 59 km N of Karluk, Alaska | M5.0 | 132 km | 84 km |
| Apr 10, 1990 | 61 km WNW of Karluk, Alaska | M4.9 | 120 km | 80 km |
| May 9, 1998 | 36 km SE of Egegik, Alaska | M4.9 | 87 km | -3 km |
| Jun 13, 2010 | Alaska Peninsula | M4.9 | 75 km | 15 km |
| Feb 17, 2020 | 79 km E of Ugashik, Alaska | M4.9 | 138 km | 101 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
7 volcanoes within 200 km. Closest: Martin (92 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Martin | Stratovolcano | 1,863 m (6,112 ft) | 1953 | 92 km |
| Trident | Stratovolcano | 1,864 m (6,115 ft) | 1974 | 100 km |
| Ukinrek Maars | Maar(s) | 91 m (299 ft) | 1977 | 100 km |
| Katmai | Stratovolcano | 2,047 m (6,716 ft) | 1912 | 104 km |
| Ugashik-Peulik | Stratovolcano | 1,474 m (4,836 ft) | 1814 | 110 km |
| Chiginagak | Stratovolcano | 2,221 m (7,287 ft) | 1998 | 180 km |
| Augustine | Lava dome(s) | 1,252 m (4,108 ft) | 2006 | 190 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
8 wildfires (100+ acres) recorded within 100 km. Largest: PAULS CREEK (17,902 acres, 2022).
| Year | Name | Acres Burned | Distance |
| 2022 | PAULS CREEK | 17,902 | 26 km |
| 2022 | CONTACT CREEK | 10,797 | 66 km |
| 2019 | LEVELOCK | 10,370 | 48 km |
| 2015 | PAULS CREEK | 9,683 | 15 km |
| 2019 | LOWER KLUTUK | 5,997 | 72 km |
| 2015 | COPENHAGEN CREEK | 5,335 | 60 km |
| 2015 | COPENHAGEN | 3,207 | 56 km |
| 1990 | ALAGNAK | 1,004 | 46 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-9°C) | 1.1 in | Coldest |
| February | 17°F (-8°C) | 0.8 in | Driest |
| March | 24°F (-4°C) | 0.9 in | |
| April | 33°F (0°C) | 1.1 in | |
| May | 44°F (6°C) | 1.4 in | |
| June | 51°F (11°C) | 1.7 in | |
| July | 57°F (14°C) | 2.3 in | Warmest |
| August | 54°F (12°C) | 3.1 in | Wettest |
| September | 48°F (9°C) | 2.8 in | |
| October | 35°F (2°C) | 2.2 in | |
| November | 24°F (-4°C) | 1.6 in | |
| December | 18°F (-8°C) | 1.5 in |
King Salmon has a seasonal temperature swing of 40°F / from 17°F in January to 57°F in July. Total annual precipitation is 20.4 inches, with August being the wettest month (3.1") and February the driest (0.8").