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Banks Lake South, WA
Full City Profile · Washington · Douglas County County
2.3
/5.0
C
Fair
216
Population
89/sq mi density
$42,917
Median Income
$20,885 per capita
$252,400
Home Value
$298,868 Zillow
49°F
Avg Temperature
273 sunny days/yr
162
Violent Crime/100K
4,536 property/100K
C
Overall
2.3 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.9 / 5.0
$42,917 median income, 2.7% unemployment
B
Affordability
3.4 / 5.0
$252,400 home value, /mo rent
F
Safety
1.0 / 5.0
162 violent crimes/100K
C
Education
2.0 / 5.0
12.8% bachelor's degree or higher
Banks Lake South experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 28°F in January while summers reach 72°F in July. The area gets 273 sunny days per year. Annual precipitation totals 10.9 inches. Air quality is rated Good with a median AQI of 28.
Temperature
28°F Jan (-3°C)
72°F Jul (22°C)
| Annual Average | 48.8°F |
| 10% below US avg | |
| January Average | 28°F (-3°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 273 days/yr |
Geography
| Elevation | 1,634 ft (498 m) |
| Area | 1.1 sq mi (2.9 km²) |
| Population Density | 89/sq mi |
| Coordinates | 47.6301°N, 119.2744°W |
| Timezone | America/Los_Angeles |
| County | Douglas County County |
| Nearest Airport | Grant County International (MWH) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 28.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 74.1 / 100 |
| Social Vulnerability | 62.5 / 100 |
| Community Resilience | 19.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
9 tsunamis recorded within 500 km. Highest wave on record: 19.8 m (65 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | 19.8 m | — | 134 km |
| 1949 | COLUMBIA RIVER VALLEY, WA | Meteorological | 19.8 m | — | 72 km |
| 2024 | COLUMBIA RIVER VALLEY, WA | Meteorological | 14.3 m | — | 134 km |
| 1944 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.1 m | — | 134 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.0 m | — | 95 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | 4.8 m | — | 134 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 3.6 m | — | 89 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 134 km |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | — | — | 134 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Glacier Peak (147 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Glacier Peak | Stratovolcano | 3,213 m (10,541 ft) | 1700 | 147 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-3°C) | 0.9 in | Coldest |
| February | 33°F (1°C) | 0.8 in | |
| March | 42°F (5°C) | 0.8 in | |
| April | 49°F (10°C) | 0.7 in | |
| May | 57°F (14°C) | 0.8 in | |
| June | 65°F (18°C) | 0.6 in | |
| July | 72°F (22°C) | 0.4 in | Warmest, Driest |
| August | 71°F (22°C) | 0.4 in | |
| September | 61°F (16°C) | 0.4 in | |
| October | 49°F (10°C) | 0.5 in | |
| November | 37°F (3°C) | 1.3 in | |
| December | 28°F (-2°C) | 1.5 in | Wettest |
Banks Lake South has a seasonal temperature swing of 44°F / from 28°F in January to 72°F in July. Total annual precipitation is 9.0 inches, with December being the wettest month (1.5") and July the driest (0.4").