All Countries
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
$151,547 Zillow
$804
Median Rent
24.5% income on rent
48°F
Avg Temperature
260 sunny days/yr
117
Violent Crime/100K
703 property/100K
C+
Overall
2.9 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$52,800 median income, 1.8% unemployment
A+
Affordability
5.0 / 5.0
$88,400 home value, $804/mo rent
F
Safety
1.0 / 5.0
117 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 19°F in January while summers reach 72°F in July. The area gets 260 sunny days per year. Annual precipitation totals 39.4 inches. The area receives 30.2 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
19°F Jan (-7°C)
72°F Jul (22°C)
| Annual Average | 47.5°F |
| 12% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 260 days/yr |
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 | 43.0 |
| Rating | Good |
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 | 19°F (-7°C) | 1.2 in | Coldest, Driest |
| February | 23°F (-5°C) | 1.2 in | |
| March | 34°F (1°C) | 2.4 in | |
| April | 47°F (8°C) | 3.4 in | |
| May | 59°F (15°C) | 3.6 in | |
| June | 68°F (20°C) | 4.3 in | Wettest |
| July | 72°F (22°C) | 3.7 in | Warmest |
| August | 70°F (21°C) | 4.3 in | |
| September | 62°F (16°C) | 3.9 in | |
| October | 50°F (10°C) | 2.6 in | |
| November | 36°F (2°C) | 2.5 in | |
| December | 23°F (-5°C) | 1.7 in |
Stockton has a seasonal temperature swing of 53°F / from 19°F in January to 72°F in July. Total annual precipitation is 34.8 inches, with June being the wettest month (4.3") and January the driest (1.2").