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Cathlamet, WA
Full City Profile · Washington · Wahkiakum County County
2.6
/5.0
C+
Fair
569
Population
1,116/sq mi density
$57,750
Median Income
$34,534 per capita
$364,900
Home Value
$413,291 Zillow
$1,050
Median Rent
35.2% income on rent
51°F
Avg Temperature
237 sunny days/yr
365
Violent Crime/100K
6,322 property/100K
C+
Overall
2.6 / 5.0
Fair overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$57,750 median income, 0.6% unemployment
B
Affordability
3.1 / 5.0
$364,900 home value, $1,050/mo rent
F
Safety
1.0 / 5.0
365 violent crimes/100K
C
Education
2.5 / 5.0
18.7% bachelor's degree or higher
Cathlamet experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 40°F in January while summers reach 64°F in July. The area gets 237 sunny days per year. Annual precipitation totals 54.7 inches. The area receives 2.3 inches of snow annually. Air quality is rated Good with a median AQI of 28.
Temperature
40°F Jan (4°C)
64°F Jul (18°C)
| Annual Average | 50.8°F |
| 6% below US avg | |
| January Average | 40°F (4°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 237 days/yr |
Geography
| Elevation | 57 ft (17 m) |
| Area | 0.5 sq mi (1.3 km²) |
| Population Density | 1,116/sq mi |
| Coordinates | 46.2058°N, 123.3840°W |
| Timezone | America/Los_Angeles |
| County | Wahkiakum County County |
| Nearest Airport | Southwest Washington Regional (KLS) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 28.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 19.3 / 100 |
| Social Vulnerability | 60.8 / 100 |
| Community Resilience | 40.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | No Rating |
| Cold Wave | Very Low |
| Landslide | Relatively Low |
| Coastal Flood | Relatively Moderate |
| Tsunami | Relatively Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
4 tsunamis recorded within 500 km. Highest wave on record: 250.0 m (820 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1980 | WASHINGTON | Explosion | 250.0 m | 61 | 93 km |
| 1894 | PUYALLUP RIVER DELTA, TACOMA, WA | Meteorological | 3.0 m | 2 | 140 km |
| 1949 | PUGET SOUND, WA | Meteorological | 2.4 m | — | 138 km |
| 1949 | PUGET SOUND, WA | Eruption + Earthquake | — | 8 | 122 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
6 volcanoes within 200 km. Closest: St. Helens (93 km).
| Name | Type | Elevation | Last Eruption | Distance |
| St. Helens | Stratovolcano | 2,549 m (8,363 ft) | 2008 | 93 km |
| West Crater | Volcanic field | 1,329 m (4,360 ft) | -5750 | 107 km |
| Indian Heaven | Shield(s) | 1,806 m (5,925 ft) | -6250 | 125 km |
| Rainier | Stratovolcano | 4,392 m (14,409 ft) | 1450 | 144 km |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 146 km |
| Hood | Stratovolcano | 3,426 m (11,240 ft) | 1866 | 160 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 12.9 in | Coldest |
| February | 43°F (6°C) | 10.1 in | |
| March | 45°F (7°C) | 8.9 in | |
| April | 48°F (9°C) | 5.9 in | |
| May | 53°F (12°C) | 3.9 in | |
| June | 57°F (14°C) | 2.9 in | |
| July | 64°F (18°C) | 1.5 in | Warmest, Driest |
| August | 62°F (17°C) | 2.0 in | |
| September | 59°F (15°C) | 3.8 in | |
| October | 52°F (11°C) | 7.2 in | |
| November | 45°F (7°C) | 12.6 in | |
| December | 40°F (5°C) | 13.4 in | Wettest |
Cathlamet has a seasonal temperature swing of 24°F / from 40°F in January to 64°F in July. Total annual precipitation is 85.1 inches, with December being the wettest month (13.4") and July the driest (1.5").