Surprise, AZ
Full City Profile · Arizona · Maricopa County County
3.3
/5.0
B
Good
149,519
Population
1,353/sq mi density
$93,371
Median Income
$39,604 per capita
$396,000
Home Value
$415,995 Zillow
$1,917
Median Rent
31.9% income on rent
70°F
Avg Temperature
109
Violent Crime/100K
885 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$93,371 median income, 4.2% unemployment
A
Affordability
4.3 / 5.0
$396,000 home value, $1,917/mo rent
F
Safety
1.0 / 5.0
109 violent crimes/100K
B
Education
3.5 / 5.0
31.0% bachelor's degree or higher
Surprise enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 52°F in January while summers reach 91°F in July. Annual precipitation totals 9.6 inches. The area receives 0.0 inches of snow annually. Air quality is rated Moderate with a median AQI of 77.
Temperature
52°F Jan (11°C)
91°F Jul (33°C)
| Annual Average | 70.2°F |
| 30% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 91°F (33°C) |
Geography
| Elevation | 1,352 ft (412 m) |
| Area | 105.9 sq mi (274.2 km²) |
| Population Density | 1,353/sq mi |
| Coordinates | 33.6708°N, 112.4525°W |
| Timezone | America/Phoenix |
| County | Maricopa County County |
| Nearest Airport | Phoenix Sky Harbor International (PHX) 30 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 (199 km).
| Name | Type | Elevation | Last Eruption | Distance |
| San Francisco Volcanic Field | Pyroclastic cone | 3,850 m (12,631 ft) | 1075 | 199 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 1.4 in | |
| February | 55°F (13°C) | 1.5 in | Wettest |
| March | 60°F (16°C) | 1.0 in | |
| April | 66°F (19°C) | 0.3 in | |
| May | 76°F (24°C) | 0.1 in | |
| June | 86°F (30°C) | 0.1 in | Driest |
| July | 91°F (33°C) | 0.9 in | Warmest |
| August | 90°F (32°C) | 1.1 in | |
| September | 84°F (29°C) | 1.1 in | |
| October | 72°F (22°C) | 0.7 in | |
| November | 60°F (16°C) | 0.7 in | |
| December | 52°F (11°C) | 1.0 in | Coldest |
Surprise has a seasonal temperature swing of 39°F / from 52°F in December to 91°F in July. Total annual precipitation is 9.6 inches, with February being the wettest month (1.5") and June the driest (0.1").