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Alto Pass, IL
Full City Profile · Illinois · Union County County
3.3
/5.0
B
Good
380
Population
178/sq mi density
$59,583
Median Income
$31,692 per capita
$106,800
Home Value
$158,805 Zillow
$756
Median Rent
10.8% income on rent
56°F
Avg Temperature
305 sunny days/yr
177
Violent Crime/100K
1,062 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$59,583 median income, 3.8% unemployment
A+
Affordability
5.0 / 5.0
$106,800 home value, $756/mo rent
F
Safety
1.0 / 5.0
177 violent crimes/100K
B
Education
3.5 / 5.0
31.1% bachelor's degree or higher
Alto Pass enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 32°F in January while summers reach 78°F in July. The area gets 305 sunny days per year. Annual precipitation totals 49.0 inches. The area receives 11.4 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
32°F Jan (0°C)
78°F Jul (26°C)
| Annual Average | 56.0°F |
| 4% above US avg | |
| January Average | 32°F (0°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 746 ft (227 m) |
| Area | 0.8 sq mi (2.1 km²) |
| Population Density | 178/sq mi |
| Coordinates | 37.5737°N, 89.3195°W |
| Timezone | America/Chicago |
| County | Union County County |
| Nearest Airport | Cape Girardeau Regional (CGI) 30 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 55.4 / 100 |
| Social Vulnerability | 68.5 / 100 |
| Community Resilience | 56.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 3.0 in | Coldest, Driest |
| February | 36°F (2°C) | 3.2 in | |
| March | 46°F (8°C) | 4.8 in | |
| April | 56°F (13°C) | 4.5 in | |
| May | 65°F (18°C) | 5.0 in | Wettest |
| June | 73°F (23°C) | 4.1 in | |
| July | 78°F (26°C) | 3.5 in | Warmest |
| August | 76°F (25°C) | 3.7 in | |
| September | 69°F (21°C) | 3.2 in | |
| October | 58°F (14°C) | 3.2 in | |
| November | 47°F (8°C) | 4.5 in | |
| December | 36°F (2°C) | 4.1 in |
Alto Pass has a seasonal temperature swing of 46°F / from 32°F in January to 78°F in July. Total annual precipitation is 46.7 inches, with May being the wettest month (5.0") and January the driest (3.0").