Arivaca Junction, AZ
Full City Profile · Arizona · Santa Cruz County County
3.8
/5.0
B+
Good
650
Population
220/sq mi density
$66,250
Median Income
$28,152 per capita
$148,300
Home Value
$250,413 Zillow
68°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$66,250 median income, 7.4% unemployment
A+
Affordability
5.0 / 5.0
$148,300 home value, /mo rent
C+
Education
3.0 / 5.0
24.4% bachelor's degree or higher
Arivaca Junction enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 52°F in January while summers reach 85°F in July. Annual precipitation totals 12.8 inches. The area receives 0.1 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
52°F Jan (11°C)
85°F Jul (30°C)
| Annual Average | 68.4°F |
| 27% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 85°F (30°C) |
Geography
| Elevation | 3,145 ft (959 m) |
| Area | 2.9 sq mi (7.6 km²) |
| Population Density | 220/sq mi |
| Coordinates | 31.7389°N, 111.0736°W |
| Timezone | America/Phoenix |
| County | Santa Cruz County County |
| Nearest Airport | Nogales International (OLS) 26 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
| Good Days % | 59.0% |
| Unhealthy Days | 9 |
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 | 52°F (11°C) | 0.8 in | |
| February | 54°F (12°C) | 0.9 in | |
| March | 60°F (16°C) | 0.6 in | |
| April | 66°F (19°C) | 0.3 in | |
| May | 75°F (24°C) | 0.2 in | Driest |
| June | 84°F (29°C) | 0.4 in | |
| July | 85°F (30°C) | 2.9 in | Warmest, Wettest |
| August | 84°F (29°C) | 2.7 in | |
| September | 80°F (27°C) | 1.7 in | |
| October | 70°F (21°C) | 0.8 in | |
| November | 60°F (15°C) | 0.5 in | |
| December | 51°F (11°C) | 1.1 in | Coldest |
Arivaca Junction has a seasonal temperature swing of 34°F / from 51°F in December to 85°F in July. Total annual precipitation is 12.9 inches, with July being the wettest month (2.9") and May the driest (0.2").