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Weather & Climate in St. George, AK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
St. George has a cool climate with an average annual temperature of 37°F (3°C). Winters average 27°F in January while summers reach 48°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 20.4 inches (drier than the 38-inch national average). 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 63 feet.
Temperature
27°F Jan (-3°C)
48°F Jul (9°C)
| Annual Average | 36.7°F |
| 32% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 48°F (9°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 63 ft (19 m) |
| Area | 182.3 sq mi (472.2 km²) |
| Population Density | 2/sq mi |
| Coordinates | 56.5710°N, 169.6599°W |
| Timezone | America/Anchorage |
| Nearest Airport | Ted Stevens Anchorage International (ANC) 767 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 21.0 |
| Rating | Good |
Earthquake History
193 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Jul 4, 2022 | 28 km E of Saint George, Alaska | M5.4 | 36 km | 12 km |
| Jan 31, 2015 | 26 km E of Saint George, Alaska | M5.4 | 34 km | 6 km |
| Feb 1, 2015 | 25 km ENE of Saint George, Alaska | M5.3 | 33 km | 10 km |
| Jan 31, 2015 | 38 km E of Saint George, Alaska | M5.3 | 46 km | 10 km |
| Jul 4, 2022 | 22 km E of Saint George, Alaska | M5.2 | 29 km | 10 km |
| Feb 1, 2015 | 28 km E of Saint George, Alaska | M5.1 | 36 km | 10 km |
| Jan 31, 2015 | 25 km E of Saint George, Alaska | M5.1 | 33 km | 12 km |
| Jan 31, 2015 | Pribilof Islands, Alaska region | M4.8 | 39 km | 19 km |
| Jun 10, 2013 | 115 km ESE of Saint George, Alaska | M4.8 | 121 km | 15 km |
| Jan 31, 2015 | 38 km E of Saint George, Alaska | M4.8 | 45 km | 8 km |
| Jan 31, 2015 | 15 km E of Saint George, Alaska | M4.6 | 22 km | 11 km |
| Feb 1, 2015 | 49 km ESE of Saint George, Alaska | M4.6 | 55 km | 10 km |
| Jan 31, 2015 | Pribilof Islands, Alaska region | M4.6 | 43 km | 7 km |
| Sep 27, 2023 | 80 km ESE of Saint George, Alaska | M4.6 | 87 km | 9 km |
| Oct 17, 2011 | 111 km ESE of Saint George, Alaska | M4.5 | 117 km | 13 km |
| Jan 31, 2015 | 24 km E of Saint George, Alaska | M4.5 | 32 km | 16 km |
| Feb 9, 2015 | 33 km E of Saint George, Alaska | M4.5 | 41 km | 8 km |
| Feb 2, 2015 | 23 km E of Saint George, Alaska | M4.5 | 31 km | 10 km |
| Jan 31, 2015 | 28 km E of Saint George, Alaska | M4.5 | 35 km | 6 km |
| Jan 31, 2015 | 28 km E of Saint George, Alaska | M4.4 | 36 km | 15 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Nearby Volcanoes
1 volcano within 200 km. Closest: St. Paul Island (78 km).
| Name | Type | Elevation | Last Eruption | Distance |
| St. Paul Island | Shield | 203 m (666 ft) | -1280 | 78 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 27°F (-3°C) | 2.1 in | Coldest |
| February | 28°F (-2°C) | 1.9 in | |
| March | 27°F (-3°C) | 1.8 in | |
| April | 30°F (-1°C) | 1.7 in | Driest |
| May | 36°F (2°C) | 1.7 in | |
| June | 42°F (6°C) | 1.8 in | |
| July | 48°F (9°C) | 2.1 in | |
| August | 48°F (9°C) | 3.1 in | Warmest |
| September | 45°F (7°C) | 3.4 in | |
| October | 38°F (3°C) | 3.6 in | Wettest |
| November | 34°F (1°C) | 3.5 in | |
| December | 30°F (-1°C) | 2.8 in |
St. George has a seasonal temperature swing of 22°F / from 27°F in January to 48°F in August. Total annual precipitation is 29.5 inches, with October being the wettest month (3.6") and April the driest (1.7").