Kachemak, AK
Full City Profile · Alaska · Kenai Peninsula Borough County
3.7
/5.0
B+
Good
835
Population
500/sq mi density
$71,125
Median Income
$39,809 per capita
$404,300
Home Value
$530,815 Zillow
$1,120
Median Rent
41.5% income on rent
40°F
Avg Temperature
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$71,125 median income, 5.9% unemployment
B
Affordability
3.5 / 5.0
$404,300 home value, $1,120/mo rent
A
Education
4.2 / 5.0
40.2% bachelor's degree or higher
Kachemak has a cool climate with an average annual temperature of 40°F (4°C). Winters average 25°F in January while summers reach 56°F in July. Annual precipitation totals 23.9 inches. The area receives 83.7 inches of snow annually.
Temperature
25°F Jan (-4°C)
56°F Jul (13°C)
| Annual Average | 40.0°F |
| 26% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 56°F (13°C) |
Geography
| Elevation | 227 ft (69 m) |
| Area | 1.6 sq mi (4.2 km²) |
| Population Density | 500/sq mi |
| Coordinates | 59.6745°N, 151.4363°W |
| Timezone | America/Anchorage |
| County | Kenai Peninsula Borough County |
| Nearest Airport | Ted Stevens Anchorage International (ANC) 115 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 93.0 / 100 |
| Social Vulnerability | 47.1 / 100 |
| Community Resilience | 6.5 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively High |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | No Rating |
| Winter Weather | Relatively High |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Very Low |
| Landslide | Relatively Moderate |
| Coastal Flood | Very Low |
| Tsunami | Relatively Moderate |
| Volcano | Relatively Low |
| Avalanche | Very High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 60.0 m (197 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1967 | GREWINGK, AK | Meteorological | 60.0 m | - | 20 km |
| 2024 | PEDERSEN LAGOON, AK | Meteorological | 17.0 m | - | 94 km |
| 1883 | COOK INLET, AK | Explosion | 9.1 m | 8 | 115 km |
| 2022 | RESURRECTION BAY, AK | Meteorological | 0.1 m | - | 121 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Iliamna (101 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Iliamna | Stratovolcano | 3,053 m (10,016 ft) | 1876 | 101 km |
| Augustine | Lava dome(s) | 1,252 m (4,108 ft) | 2006 | 118 km |
| Spurr | Stratovolcano | 3,374 m (11,070 ft) | 1992 | 186 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 2.2 in | Coldest |
| February | 28°F (-2°C) | 1.8 in | |
| March | 30°F (-1°C) | 1.3 in | |
| April | 39°F (4°C) | 1.2 in | |
| May | 46°F (8°C) | 0.8 in | Driest |
| June | 52°F (11°C) | 0.9 in | |
| July | 56°F (13°C) | 1.5 in | Warmest |
| August | 55°F (13°C) | 2.3 in | |
| September | 50°F (10°C) | 3.3 in | Wettest |
| October | 40°F (5°C) | 2.6 in | |
| November | 31°F (-0°C) | 2.9 in | |
| December | 28°F (-2°C) | 3.3 in |
Kachemak has a seasonal temperature swing of 31°F / from 25°F in January to 56°F in July. Total annual precipitation is 23.9 inches, with September being the wettest month (3.3") and May the driest (0.8").