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Weather & Climate in Kotlik, AK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Kotlik has a cool climate with an average annual temperature of 28°F (-2°C). Winters average 6°F in January while summers reach 52°F in July. The area gets 274 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 17.2 inches (drier than the 38-inch national average). The area receives 80.8 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 8 feet.
Temperature
6°F Jan (-15°C)
52°F Jul (11°C)
| Annual Average | 28.0°F |
| 48% below US avg | |
| January Average | 6°F (-15°C) |
| July Average | 52°F (11°C) |
| Sunny Days | 274 days/yr |
Geography
| Elevation | 8 ft (2 m) |
| Area | 1.7 sq mi (4.5 km²) |
| Population Density | 390/sq mi |
| Coordinates | 63.0292°N, 163.5367°W |
| Timezone | America/Anchorage |
| County | Kusilvak Census Area County |
| Nearest Airport | Ted Stevens Anchorage International (ANC) 455 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 21.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 57.9 / 100 |
| Social Vulnerability | 100.0 / 100 |
| Community Resilience | 5.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | No Rating |
| Hail | Very Low |
| Strong Wind | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
| Coastal Flood | No Rating |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
57 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.3.
| Mar 8, 2015 | 49 km S of Nome, Alaska | M4.3 | 143 km | 19 km |
| Aug 13, 2002 | 40 km SSE of Solomon, Alaska | M4.1 | 139 km | 8 km |
| Sep 18, 2024 | 19 km WSW of Unalakleet, Alaska | M4.0 | 148 km | 11 km |
| Sep 24, 1993 | 41 km S of Solomon, Alaska | M3.9 | 136 km | 1 km |
| Mar 8, 2015 | 48 km S of Nome, Alaska | M3.7 | 144 km | 25 km |
| Jan 27, 2022 | 53 km S of Elim, Alaska | M3.7 | 137 km | 15 km |
| Nov 5, 1998 | 69 km S of Nome, Alaska | M3.7 | 143 km | 10 km |
| Sep 28, 1992 | 50 km NNE of Stebbins, Alaska | M3.6 | 130 km | 10 km |
| Apr 14, 2010 | 82 km NNW of Emmonak, Alaska | M3.4 | 89 km | 25 km |
| Feb 22, 2010 | 105 km NW of Emmonak, Alaska | M3.4 | 130 km | 10 km |
| Jan 18, 2005 | 110 km SSW of Nome, Alaska | M3.3 | 136 km | 14 km |
| May 6, 2005 | 49 km S of Solomon, Alaska | M3.2 | 127 km | 10 km |
| Mar 20, 2018 | 86 km NW of Kotlik, Alaska | M3.2 | 87 km | 7 km |
| Feb 9, 2004 | 56 km NNE of Stebbins, Alaska | M3.2 | 132 km | 15 km |
| Sep 1, 2010 | 80 km SSW of Nome, Alaska | M3.1 | 148 km | 6 km |
| Jan 15, 2009 | 18 km NE of Saint Michael, Alaska | M3.1 | 108 km | 23 km |
| Aug 13, 2002 | 44 km SSE of Solomon, Alaska | M3.1 | 133 km | 5 km |
| Feb 15, 2023 | 22 km SSE of Golovin, Alaska | M3.1 | 150 km | 14 km |
| Mar 10, 2005 | 96 km NW of Emmonak, Alaska | M3.0 | 124 km | 1 km |
| Jul 29, 2005 | 63 km S of Solomon, Alaska | M3.0 | 116 km | 20 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: St. Michael (85 km).
| Name | Type | Elevation | Last Eruption | Distance |
| St. Michael | Shield(s) | 715 m (2,346 ft) | Unknown | 85 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Wildfire History
12 wildfires (100+ acres) recorded within 100 km. Largest: EAST FORK (169,506 acres, 2022).
| Year | Name | Acres Burned | Distance |
| 2022 | EAST FORK | 169,506 | 97 km |
| 2022 | APOON PASS | 89,373 | 57 km |
| 1991 | 132242 | 14,334 | 48 km |
| 2015 | APOON | 14,058 | 29 km |
| 2017 | NONVALNUK | 12,147 | 76 km |
| 2000 | PASTOLIAK RIVER | 12,003 | 33 km |
| 2017 | KOGOK 3 | 6,137 | 47 km |
| 2022 | PONGLEVIK RIVER | 3,261 | 95 km |
| 2017 | ROMANOFF | 3,149 | 42 km |
| 1991 | 132239 | 3,047 | 39 km |
| 2017 | KOGOK RIVER | 2,678 | 62 km |
| 2017 | ALLEN | 2,501 | 57 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 6°F (-15°C) | 0.9 in | Coldest |
| February | 9°F (-13°C) | 0.8 in | |
| March | 12°F (-11°C) | 0.8 in | |
| April | 22°F (-5°C) | 0.7 in | Driest |
| May | 37°F (3°C) | 0.9 in | |
| June | 50°F (10°C) | 1.4 in | |
| July | 52°F (11°C) | 2.2 in | |
| August | 53°F (12°C) | 4.2 in | Warmest, Wettest |
| September | 45°F (7°C) | 3.3 in | |
| October | 31°F (-1°C) | 1.7 in | |
| November | 18°F (-8°C) | 1.4 in | |
| December | 8°F (-13°C) | 1.1 in |
Kotlik has a seasonal temperature swing of 47°F / from 6°F in January to 53°F in August. Total annual precipitation is 19.1 inches, with August being the wettest month (4.2") and April the driest (0.7").