Stockton, IL
Full City Profile · Illinois · Jo Daviess County County
2.9
/5.0
C+
Fair
1,867
Population
993/sq mi density
$52,800
Median Income
$31,330 per capita
$88,400
Home Value
$160,609 Zillow
$804
Median Rent
24.5% income on rent
48°F
Avg Temperature
119
Violent Crime/100K
654 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$52,800 median income, 2.8% unemployment
A+
Affordability
5.0 / 5.0
$88,400 home value, $804/mo rent
F
Safety
1.0 / 5.0
119 violent crimes/100K
C
Education
2.1 / 5.0
13.8% bachelor's degree or higher
Stockton experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 20°F in January while summers reach 72°F in July. Annual precipitation totals 38.7 inches. The area receives 35.7 inches of snow annually. Air quality is rated Good with a median AQI of 36.
Temperature
20°F Jan (-7°C)
72°F Jul (22°C)
| Annual Average | 47.9°F |
| 11% below US avg | |
| January Average | 20°F (-7°C) |
| July Average | 72°F (22°C) |
Geography
| Elevation | 975 ft (297 m) |
| Area | 1.6 sq mi (4.1 km²) |
| Population Density | 993/sq mi |
| Coordinates | 42.3525°N, 90.0020°W |
| Timezone | America/Chicago |
| County | Jo Daviess County County |
| Nearest Airport | Dubuque Regional (DBQ) 36 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 36.0 |
| Rating | Good |
| Good Days % | 93.7% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0465 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 51.3 / 100 |
| Social Vulnerability | 48.8 / 100 |
| Community Resilience | 59.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 20°F (-7°C) | 1.2 in | Coldest, Driest |
| February | 24°F (-4°C) | 1.5 in | |
| March | 36°F (2°C) | 2.2 in | |
| April | 48°F (9°C) | 3.9 in | |
| May | 60°F (16°C) | 4.1 in | |
| June | 69°F (21°C) | 5.7 in | Wettest |
| July | 72°F (22°C) | 4.5 in | Warmest |
| August | 70°F (21°C) | 4.2 in | |
| September | 63°F (17°C) | 4.2 in | |
| October | 51°F (10°C) | 3.1 in | |
| November | 37°F (3°C) | 2.3 in | |
| December | 26°F (-4°C) | 1.7 in |
Stockton has a seasonal temperature swing of 52°F / from 20°F in January to 72°F in July. Total annual precipitation is 38.7 inches, with June being the wettest month (5.7") and January the driest (1.2").