Fountain Hills, AZ
Full City Profile · Arizona · Maricopa County County
4.4
/5.0
A
Great
23,768
Population
1,172/sq mi density
$104,788
Median Income
$66,704 per capita
$575,200
Home Value
$660,663 Zillow
$1,781
Median Rent
29.7% income on rent
72°F
Avg Temperature
A
Overall
4.4 / 5.0
Strong
A+
Economy
4.6 / 5.0
$104,788 median income, 4.9% unemployment
B+
Affordability
3.6 / 5.0
$575,200 home value, $1,781/mo rent
A+
Education
5.0 / 5.0
49.5% bachelor's degree or higher
Fountain Hills has a warm climate with an average annual temperature of 72°F (22°C). Winters average 54°F in January while summers reach 92°F in July. Annual precipitation totals 10.2 inches. The area receives 0.0 inches of snow annually. Air quality is rated Moderate with a median AQI of 77.
Temperature
54°F Jan (12°C)
92°F Jul (33°C)
| Annual Average | 72.1°F |
| 34% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 92°F (33°C) |
Geography
| Elevation | 1,817 ft (554 m) |
| Area | 20.3 sq mi (52.5 km²) |
| Population Density | 1,172/sq mi |
| Coordinates | 33.6078°N, 111.7384°W |
| Timezone | America/Phoenix |
| County | Maricopa County County |
| Nearest Airport | Phoenix Sky Harbor International (PHX) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 77.0 |
| Rating | Moderate |
| Good Days % | 9.0% |
| Unhealthy Days | 73 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0507 ppm |
| NO₂ (Nitrogen Dioxide) | 22.1 ppb |
| SO₂ (Sulfur Dioxide) | 0.54 ppb |
| CO (Carbon Monoxide) | 0.31 ppm |
| PM2.5 (Fine Particles) | 7.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very High |
| Risk Score | 99.9 / 100 |
| Social Vulnerability | 27.1 / 100 |
| Community Resilience | 18.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively High |
| Flood | Very High |
| Hail | Very High |
| Strong Wind | Very High |
| Heat Wave | Very High |
| Winter Weather | Relatively Low |
| Lightning | Relatively High |
| Drought | Relatively High |
| Cold Wave | No Rating |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
1 volcano within 200 km. Closest: San Francisco Volcanic Field (194 km).
| Name | Type | Elevation | Last Eruption | Distance |
| San Francisco Volcanic Field | Pyroclastic cone | 3,850 m (12,631 ft) | 1075 | 194 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 1.4 in | Wettest |
| February | 57°F (14°C) | 1.3 in | |
| March | 62°F (17°C) | 1.3 in | |
| April | 69°F (21°C) | 0.3 in | |
| May | 78°F (25°C) | 0.2 in | |
| June | 87°F (30°C) | 0.1 in | Driest |
| July | 92°F (33°C) | 0.8 in | Warmest |
| August | 91°F (33°C) | 1.3 in | |
| September | 85°F (30°C) | 0.8 in | |
| October | 75°F (24°C) | 0.6 in | |
| November | 63°F (17°C) | 0.7 in | |
| December | 54°F (12°C) | 1.2 in | Coldest |
Fountain Hills has a seasonal temperature swing of 38°F / from 54°F in December to 92°F in July. Total annual precipitation is 10.2 inches, with January being the wettest month (1.4") and June the driest (0.1").