Mesa, WA
Full City Profile · Washington · Benton County County
3.1
/5.0
B
Good
631
Population
380/sq mi density
$71,875
Median Income
$16,776 per capita
$183,300
Home Value
$555,568 Zillow
$959
Median Rent
13.5% income on rent
52°F
Avg Temperature
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
C
Economy
2.4 / 5.0
$71,875 median income, 22.2% unemployment
A+
Affordability
5.0 / 5.0
$183,300 home value, $959/mo rent
C
Education
2.0 / 5.0
13.1% bachelor's degree or higher
Mesa experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 33°F in January while summers reach 72°F in July. Annual precipitation totals 8.8 inches. The area receives 13.5 inches of snow annually. Air quality is rated Good with a median AQI of 34.
Temperature
33°F Jan (0°C)
72°F Jul (22°C)
| Annual Average | 51.7°F |
| 4% below US avg | |
| January Average | 33°F (0°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 740 ft (226 m) |
| Area | 0.6 sq mi (1.7 km²) |
| Population Density | 380/sq mi |
| Coordinates | 46.5735°N, 119.0013°W |
| Timezone | America/Los_Angeles |
| County | Benton County County |
| Nearest Airport | Tri-Cities (PSC) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
| Good Days % | 81.7% |
| Unhealthy Days | 3 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0469 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.1 / 100 |
| Social Vulnerability | 30.3 / 100 |
| Community Resilience | 58.6 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Moderate |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively High |
| Drought | Very Low |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
| Volcano | Very 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: 19.8 m (65 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1949 | COLUMBIA RIVER VALLEY, WA | Meteorological | 19.8 m | - | 147 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Adams (195 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Adams | Stratovolcano | 3,742 m (12,277 ft) | 950 | 195 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 33°F (0°C) | 1.2 in | Coldest |
| February | 38°F (3°C) | 0.8 in | |
| March | 44°F (7°C) | 0.8 in | |
| April | 51°F (11°C) | 0.7 in | |
| May | 59°F (15°C) | 0.8 in | |
| June | 65°F (18°C) | 0.6 in | |
| July | 72°F (22°C) | 0.3 in | Warmest |
| August | 71°F (22°C) | 0.2 in | Driest |
| September | 63°F (17°C) | 0.3 in | |
| October | 51°F (10°C) | 0.8 in | |
| November | 40°F (4°C) | 1.0 in | |
| December | 33°F (0°C) | 1.3 in | Wettest |
Mesa has a seasonal temperature swing of 40°F / from 33°F in January to 72°F in July. Total annual precipitation is 8.8 inches, with December being the wettest month (1.3") and August the driest (0.2").