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Arivaca, AZ
Full City Profile · Arizona · Santa Cruz County County
2.9
/5.0
C+
Fair
494
Population
18/sq mi density
$31,791
Median Income
$18,936 per capita
$78,700
Home Value
$498,778 Zillow
63°F
Avg Temperature
330 sunny days/yr
236
Violent Crime/100K
2,644 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.8 / 5.0
$31,791 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$78,700 home value, /mo rent
F
Safety
1.0 / 5.0
236 violent crimes/100K
C+
Education
2.8 / 5.0
22.9% bachelor's degree or higher
Arivaca enjoys a temperate climate with an average annual temperature of 63°F (17°C). Winters average 48°F in January while summers reach 80°F in July. The area gets 330 sunny days per year. Annual precipitation totals 16.0 inches. The area receives 0.1 inches of snow annually. Air quality is rated Good with a median AQI of 45.
Temperature
48°F Jan (9°C)
80°F Jul (27°C)
| Annual Average | 63.0°F |
| 17% above US avg | |
| January Average | 48°F (9°C) |
| July Average | 80°F (27°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 3,764 ft (1,147 m) |
| Area | 10.7 sq mi (27.8 km²) |
| Population Density | 18/sq mi |
| Coordinates | 31.5749°N, 111.2926°W |
| Timezone | America/Phoenix |
| County | Santa Cruz County County |
| Nearest Airport | Nogales International (OLS) 28 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 7.5 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 88.3 / 100 |
| Social Vulnerability | 92.3 / 100 |
| Community Resilience | 2.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively High |
| Winter Weather | Very Low |
| Lightning | Relatively High |
| Drought | Relatively Low |
| Cold Wave | No Rating |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 48°F (9°C) | 1.2 in | Coldest |
| February | 52°F (11°C) | 1.1 in | |
| March | 55°F (13°C) | 1.1 in | |
| April | 61°F (16°C) | 0.4 in | |
| May | 68°F (20°C) | 0.2 in | Driest |
| June | 77°F (25°C) | 0.4 in | |
| July | 80°F (27°C) | 4.3 in | Warmest, Wettest |
| August | 78°F (26°C) | 3.6 in | |
| September | 75°F (24°C) | 2.1 in | |
| October | 66°F (19°C) | 1.3 in | |
| November | 56°F (13°C) | 0.9 in | |
| December | 50°F (10°C) | 1.9 in |
Arivaca has a seasonal temperature swing of 32°F / from 48°F in January to 80°F in July. Total annual precipitation is 18.7 inches, with July being the wettest month (4.3") and May the driest (0.2").