St. Johns, AZ
Full City Profile · Arizona · Apache County County
3.6
/5.0
B+
Good
3,409
Population
23/sq mi density
$128,920
Median Income
$39,612 per capita
$180,900
Home Value
$255,637 Zillow
$881
Median Rent
15.8% income on rent
54°F
Avg Temperature
628
Violent Crime/100K
927 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$128,920 median income, 2.1% unemployment
A+
Affordability
5.0 / 5.0
$180,900 home value, $881/mo rent
F
Safety
1.0 / 5.0
628 violent crimes/100K (65% above avg)
B+
Education
3.7 / 5.0
34.1% bachelor's degree or higher
St. Johns experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 34°F in January while summers reach 76°F in July. Annual precipitation totals 9.1 inches. The area receives 6.2 inches of snow annually. Air quality is rated Good with a median AQI of 14.
Temperature
34°F Jan (1°C)
76°F Jul (24°C)
| Annual Average | 54.1°F |
| 0% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 76°F (24°C) |
Geography
| Elevation | 5,736 ft (1,748 m) |
| Area | 25.9 sq mi (67.1 km²) |
| Population Density | 23/sq mi |
| Coordinates | 34.5004°N, 109.3769°W |
| Timezone | America/Phoenix |
| County | Apache County County |
| Nearest Airport | Show Low Regional (SOW) 39 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 14.0 |
| Rating | Good |
| Good Days % | 99.4% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 2.7 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 78.8 / 100 |
| Social Vulnerability | 99.8 / 100 |
| Community Resilience | 0.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Very High |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Red Hill (57 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Red Hill | Volcanic field | 2,300 m (7,546 ft) | -9450 | 57 km |
| Zuni-Bandera | Volcanic field | 2,550 m (8,366 ft) | -1170 | 130 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 0.4 in | |
| February | 39°F (4°C) | 0.5 in | |
| March | 45°F (7°C) | 0.4 in | |
| April | 52°F (11°C) | 0.3 in | |
| May | 61°F (16°C) | 0.4 in | |
| June | 72°F (22°C) | 0.2 in | Driest |
| July | 76°F (24°C) | 1.4 in | Warmest |
| August | 73°F (23°C) | 2.1 in | Wettest |
| September | 67°F (19°C) | 1.1 in | |
| October | 54°F (12°C) | 0.7 in | |
| November | 43°F (6°C) | 0.6 in | |
| December | 34°F (1°C) | 0.9 in | Coldest |
St. Johns has a seasonal temperature swing of 42°F / from 34°F in December to 76°F in July. Total annual precipitation is 9.1 inches, with August being the wettest month (2.1") and June the driest (0.2").