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Champaign, IL
Full City Profile · Illinois · Champaign County County
3.7
/5.0
B+
Good
88,822
Population
3,857/sq mi density
$57,544
Median Income
$35,886 per capita
$199,700
Home Value
$227,678 Zillow
$1,103
Median Rent
34.4% income on rent
55°F
Avg Temperature
290 sunny days/yr
930
Violent Crime/100K
2,478 property/100K
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$57,544 median income, 2.6% unemployment
A+
Affordability
4.7 / 5.0
$199,700 home value, $1,103/mo rent
F
Safety
1.0 / 5.0
930 violent crimes/100K (145% above avg)
A+
Education
5.0 / 5.0
53.6% bachelor's degree or higher
Champaign experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 35°F in January while summers reach 75°F in July. The area gets 290 sunny days per year. Annual precipitation totals 35.6 inches. The area receives 12.2 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
35°F Jan (1°C)
75°F Jul (24°C)
| Annual Average | 55.1°F |
| 2% above US avg | |
| January Average | 35°F (1°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 290 days/yr |
Geography
| Elevation | 784 ft (239 m) |
| Area | 22.7 sq mi (58.9 km²) |
| Population Density | 3,857/sq mi |
| Coordinates | 40.1141°N, 88.2746°W |
| Timezone | America/Chicago |
| County | Champaign County County |
| Nearest Airport | Vermilion Regional (DNV) 36 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
| Good Days % | 68.3% |
| Unhealthy Days | 0 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0442 ppm |
| SO₂ (Sulfur Dioxide) | 0.56 ppb |
| CO (Carbon Monoxide) | 0.11 ppm |
| PM2.5 (Fine Particles) | 8.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.5 / 100 |
| Social Vulnerability | 30.9 / 100 |
| Community Resilience | 86.3 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively High |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 35°F (1°C) | 1.9 in | Driest |
| February | 29°F (-2°C) | 1.9 in | Coldest |
| March | 40°F (5°C) | 3.2 in | |
| April | 52°F (11°C) | 3.8 in | |
| May | 63°F (17°C) | 4.3 in | |
| June | 72°F (22°C) | 3.9 in | |
| July | 75°F (24°C) | 4.6 in | Warmest, Wettest |
| August | 73°F (23°C) | 4.0 in | |
| September | 67°F (19°C) | 3.3 in | |
| October | 55°F (13°C) | 2.8 in | |
| November | 42°F (6°C) | 3.3 in | |
| December | 30°F (-1°C) | 2.8 in |
Champaign has a seasonal temperature swing of 46°F / from 29°F in February to 75°F in July. Total annual precipitation is 39.7 inches, with July being the wettest month (4.6") and January the driest (1.9").