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Weather & Climate in Hydaburg, AK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hydaburg has a cool climate with an average annual temperature of 45°F (7°C). Winters average 36°F in January while summers reach 56°F in July. The area gets 166 sunny days per year, below the national average of 205. Annual precipitation totals 99.9 inches (wetter 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 76 feet.
Temperature
36°F Jan (2°C)
56°F Jul (13°C)
| Annual Average | 44.9°F |
| 17% below US avg | |
| January Average | 36°F (2°C) |
| July Average | 56°F (13°C) |
| Sunny Days | 166 days/yr |
Geography
| Elevation | 76 ft (23 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 1,024/sq mi |
| Coordinates | 55.2058°N, 132.8204°W |
| Timezone | America/Anchorage |
| County | Prince of Wales-Hyder Census Area County |
| Nearest Airport | Ketchikan International (KTN) 45 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 21.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 1.0 / 100 |
| Social Vulnerability | 92.8 / 100 |
| Community Resilience | 44.4 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | No Rating |
| Strong Wind | No Rating |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Coastal Flood | No Rating |
| Tsunami | Very Low |
| Volcano | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
232 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M7.5.
| Jan 5, 2013 | 110 km SW of Edna Bay, Alaska | M7.5 | 129 km | 9 km |
| Jun 28, 2004 | 98 km WSW of Craig, Alaska | M6.8 | 110 km | 20 km |
| Jan 31, 2013 | 92 km SSW of Port Alexander, Alaska | M5.9 | 138 km | 14 km |
| Jul 12, 2003 | 47 km SSW of Port Alexander, Alaska | M5.9 | 148 km | 10 km |
| Jul 12, 2003 | 122 km WSW of Hydaburg, Alaska | M5.9 | 122 km | 20 km |
| Jan 14, 2013 | 116 km WSW of Craig, Alaska | M5.5 | 128 km | 14 km |
| Jan 5, 2013 | 107 km WSW of Craig, Alaska | M5.2 | 120 km | 10 km |
| Sep 5, 2002 | 139 km SSW of Hydaburg, Alaska | M5.1 | 140 km | 20 km |
| Jan 8, 2013 | 98 km SSW of Port Alexander, Alaska | M4.9 | 138 km | 20 km |
| Jul 4, 2004 | 110 km SW of Craig, Alaska | M4.9 | 117 km | 13 km |
| Mar 9, 2019 | Southeastern Alaska | M4.8 | 133 km | 28 km |
| Jan 9, 2013 | Southeastern Alaska | M4.7 | 131 km | 10 km |
| Dec 16, 1998 | 110 km SSW of Port Alexander, Alaska | M4.6 | 141 km | 10 km |
| Jan 5, 2013 | 115 km WSW of Craig, Alaska | M4.5 | 129 km | 1 km |
| May 27, 2013 | 84 km SSW of Port Alexander, Alaska | M4.4 | 143 km | 16 km |
| Jan 15, 2025 | 91 km S of Port Alexander, Alaska | M4.4 | 130 km | 24 km |
| Aug 10, 2017 | 117 km SW of Hydaburg, Alaska | M4.4 | 117 km | 14 km |
| Feb 8, 2004 | 84 km SSW of Port Alexander, Alaska | M4.3 | 147 km | 17 km |
| Jul 4, 2019 | 94 km SSW of Port Alexander, Alaska | M4.3 | 148 km | 0 km |
| Jan 9, 2013 | 98 km SW of Edna Bay, Alaska | M4.2 | 126 km | 20 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 5.5 m (18 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1963 | GRAHAM ISLAND, BRITISH COLUMBIA | Unknown | 5.5 m | 1 | 139 km |
| 2013 | SE. ALASKA, AK | Eruption + Earthquake | 1.5 m | — | 118 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Tlevak Strait-Suemez Is. (31 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tlevak Strait-Suemez Is. | Volcanic field | 50 m (164 ft) | Unknown | 31 km |
| Hoodoo Mountain | Subglacial | 1,850 m (6,070 ft) | -7050 | 200 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 36°F (2°C) | 11.7 in | |
| February | 35°F (2°C) | 9.7 in | Coldest |
| March | 36°F (2°C) | 9.3 in | |
| April | 40°F (4°C) | 8.5 in | |
| May | 46°F (8°C) | 7.1 in | |
| June | 51°F (11°C) | 5.8 in | |
| July | 56°F (13°C) | 5.6 in | Warmest, Driest |
| August | 56°F (13°C) | 7.6 in | |
| September | 52°F (11°C) | 11.6 in | |
| October | 45°F (7°C) | 17.6 in | Wettest |
| November | 38°F (3°C) | 13.7 in | |
| December | 35°F (2°C) | 13.0 in |
Hydaburg has a seasonal temperature swing of 21°F / from 35°F in February to 56°F in July. Total annual precipitation is 121.2 inches, with October being the wettest month (17.6") and July the driest (5.6").