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Wellton Hills, AZ
Full City Profile · Arizona · Yuma County County
3.6
/5.0
B+
Good
249
Population
389/sq mi density
$65,750
Median Income
$12,990 per capita
$181,900
Home Value
$249,712 Zillow
73°F
Avg Temperature
330 sunny days/yr
34
Violent Crime/100K
1,201 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$65,750 median income, 7.3% unemployment
A+
Affordability
5.0 / 5.0
$181,900 home value, /mo rent
F
Safety
1.0 / 5.0
34 violent crimes/100K
A+
Education
4.8 / 5.0
0.0% bachelor's degree or higher
Wellton Hills has a warm climate with an average annual temperature of 73°F (23°C). Winters average 56°F in January while summers reach 93°F in July. The area gets 330 sunny days per year. Annual precipitation totals 4.0 inches. Air quality is rated Good with a median AQI of 45.
Temperature
56°F Jan (13°C)
93°F Jul (34°C)
| Annual Average | 73.2°F |
| 36% above US avg | |
| January Average | 56°F (13°C) |
| July Average | 93°F (34°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 362 ft (110 m) |
| Area | 0.6 sq mi (1.7 km²) |
| Population Density | 389/sq mi |
| Coordinates | 32.6232°N, 114.1452°W |
| Timezone | America/Phoenix |
| County | Yuma County County |
| Nearest Airport | Yuma Mcas/Yuma International (YUM) 27 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0466 ppm |
| PM2.5 (Fine Particles) | 8.0 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 92.6 / 100 |
| Social Vulnerability | 68.5 / 100 |
| Community Resilience | 1.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Relatively High |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively High |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | No Rating |
| Landslide | Very Low |
| Volcano | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Pinacate (113 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Pinacate | Pyroclastic cone(s) | 1,200 m (3,937 ft) | Unknown | 113 km |
| Salton Buttes | Lava dome(s) | -40 m (-131 ft) | 210 | 151 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 56°F (13°C) | 0.5 in | |
| February | 59°F (15°C) | 0.4 in | |
| March | 64°F (18°C) | 0.4 in | |
| April | 70°F (21°C) | 0.1 in | |
| May | 78°F (26°C) | 0.0 in | Driest |
| June | 87°F (30°C) | 0.0 in | |
| July | 93°F (34°C) | 0.4 in | Warmest |
| August | 92°F (33°C) | 0.6 in | |
| September | 86°F (30°C) | 0.7 in | Wettest |
| October | 75°F (24°C) | 0.4 in | |
| November | 62°F (17°C) | 0.3 in | |
| December | 54°F (12°C) | 0.5 in | Coldest |
Wellton Hills has a seasonal temperature swing of 39°F / from 54°F in December to 93°F in July. Total annual precipitation is 4.2 inches, with September being the wettest month (0.7") and May the driest (0.0").