Thorne Bay, AK
Full City Profile · Alaska · Prince of Wales-Hyder Census Area County
3.8
/5.0
B+
Good
475
Population
18/sq mi density
$61,750
Median Income
$31,182 per capita
$234,600
Home Value
$294,630 Zillow
$934
Median Rent
16.1% income on rent
44°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Economy
2.9 / 5.0
$61,750 median income, 9.7% unemployment
A+
Affordability
4.5 / 5.0
$234,600 home value, $934/mo rent
B+
Education
3.8 / 5.0
35.2% bachelor's degree or higher
Thorne Bay has a cool climate with an average annual temperature of 44°F (7°C). Winters average 33°F in January while summers reach 58°F in July. Annual precipitation totals 85.2 inches.
Temperature
33°F Jan (1°C)
58°F Jul (15°C)
| Annual Average | 44.3°F |
| 18% below US avg | |
| January Average | 33°F (1°C) |
| July Average | 58°F (15°C) |
Geography
| Elevation | 146 ft (45 m) |
| Area | 29.6 sq mi (76.6 km²) |
| Population Density | 18/sq mi |
| Coordinates | 55.6670°N, 132.5357°W |
| Timezone | America/Anchorage |
| County | Prince of Wales-Hyder Census Area County |
| Nearest Airport | Ketchikan International (KTN) 39 miles away |
Precipitation & Snow
Air Quality
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)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 1.5 m (5 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2013 | SE. ALASKA, AK | Eruption + Earthquake | 1.5 m | - | 137 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Tlevak Strait-Suemez Is. (67 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tlevak Strait-Suemez Is. | Volcanic field | 50 m (164 ft) | Unknown | 67 km |
| Hoodoo Mountain | Subglacial | 1,850 m (6,070 ft) | -7050 | 146 km |
| Iskut-Unuk River Cones | Pyroclastic cone(s) | 1,880 m (6,168 ft) | 1800 | 160 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 8.2 in | Coldest |
| February | 34°F (1°C) | 5.5 in | |
| March | 36°F (2°C) | 6.3 in | |
| April | 42°F (6°C) | 5.1 in | |
| May | 49°F (9°C) | 3.5 in | Driest |
| June | 54°F (12°C) | 4.1 in | |
| July | 58°F (15°C) | 5.3 in | Warmest |
| August | 58°F (14°C) | 7.0 in | |
| September | 52°F (11°C) | 8.6 in | |
| October | 44°F (7°C) | 12.1 in | Wettest |
| November | 37°F (3°C) | 10.5 in | |
| December | 34°F (1°C) | 9.1 in |
Thorne Bay has a seasonal temperature swing of 25°F / from 33°F in January to 58°F in July. Total annual precipitation is 85.2 inches, with October being the wettest month (12.1") and May the driest (3.5").