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Weather & Climate in Hollis, AK
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Hollis 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. The area gets 166 sunny days per year, below the national average of 205. Annual precipitation totals 85.2 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 1,352 feet.
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) |
| Sunny Days | 166 days/yr |
Geography
| Elevation | 1,352 ft (412 m) |
| Area | 66.0 sq mi (171.0 km²) |
| Population Density | 2/sq mi |
| Coordinates | 55.5155°N, 132.7019°W |
| Timezone | America/Anchorage |
| County | Prince of Wales-Hyder Census Area County |
| Nearest Airport | Ketchikan International (KTN) 40 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
215 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 | 140 km | 9 km |
| Jun 28, 2004 | 98 km WSW of Craig, Alaska | M6.8 | 126 km | 20 km |
| Jan 31, 2013 | 92 km SSW of Port Alexander, Alaska | M5.9 | 143 km | 14 km |
| Jul 12, 2003 | 47 km SSW of Port Alexander, Alaska | M5.9 | 141 km | 10 km |
| Jul 12, 2003 | 122 km WSW of Hydaburg, Alaska | M5.9 | 148 km | 20 km |
| Jan 14, 2013 | 116 km WSW of Craig, Alaska | M5.5 | 143 km | 14 km |
| Jan 5, 2013 | 107 km WSW of Craig, Alaska | M5.2 | 135 km | 10 km |
| Jul 4, 2004 | 110 km SW of Craig, Alaska | M4.9 | 137 km | 13 km |
| Jan 8, 2013 | 98 km SSW of Port Alexander, Alaska | M4.9 | 144 km | 20 km |
| Mar 9, 2019 | Southeastern Alaska | M4.8 | 142 km | 28 km |
| Jan 9, 2013 | Southeastern Alaska | M4.7 | 138 km | 10 km |
| Dec 16, 1998 | 110 km SSW of Port Alexander, Alaska | M4.6 | 150 km | 10 km |
| Jan 5, 2013 | 115 km WSW of Craig, Alaska | M4.5 | 143 km | 1 km |
| Jan 15, 2025 | 91 km S of Port Alexander, Alaska | M4.4 | 134 km | 24 km |
| May 27, 2013 | 84 km SSW of Port Alexander, Alaska | M4.4 | 145 km | 16 km |
| Aug 10, 2017 | 117 km SW of Hydaburg, Alaska | M4.4 | 146 km | 14 km |
| Feb 8, 2004 | 84 km SSW of Port Alexander, Alaska | M4.3 | 150 km | 17 km |
| Apr 29, 2013 | 60 km ENE of Thoms Place, Alaska | M4.3 | 131 km | 13 km |
| Jan 9, 2013 | 98 km SW of Edna Bay, Alaska | M4.2 | 134 km | 20 km |
| Oct 23, 1995 | 89 km SSW of Port Alexander, Alaska | M4.1 | 149 km | 0 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
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 | — | 124 km |
Source: NOAA/NCEI Historical Tsunami Database.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Tlevak Strait-Suemez Is. (48 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Tlevak Strait-Suemez Is. | Volcanic field | 50 m (164 ft) | Unknown | 48 km |
| Hoodoo Mountain | Subglacial | 1,850 m (6,070 ft) | -7050 | 166 km |
| Iskut-Unuk River Cones | Pyroclastic cone(s) | 1,880 m (6,168 ft) | 1800 | 179 km |
Source: Smithsonian Institution Global Volcanism Program (GVP).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (1°C) | 12.6 in | |
| February | 33°F (0°C) | 10.5 in | Coldest |
| March | 34°F (1°C) | 10.0 in | |
| April | 39°F (4°C) | 9.1 in | |
| May | 45°F (7°C) | 7.6 in | |
| June | 51°F (11°C) | 6.2 in | |
| July | 58°F (15°C) | 5.9 in | Warmest, Driest |
| August | 55°F (13°C) | 8.3 in | |
| September | 50°F (10°C) | 12.6 in | |
| October | 43°F (6°C) | 19.1 in | Wettest |
| November | 36°F (2°C) | 14.7 in | |
| December | 33°F (0°C) | 13.9 in |
Hollis has a seasonal temperature swing of 26°F / from 33°F in February to 58°F in July. Total annual precipitation is 130.6 inches, with October being the wettest month (19.1") and July the driest (5.9").