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Bloomington, IL
Full City Profile · Illinois · McLean County County
3.8
/5.0
B+
Good
78,703
Population
2,903/sq mi density
$75,449
Median Income
$44,142 per capita
$198,800
Home Value
$256,676 Zillow
$1,004
Median Rent
24.5% income on rent
54°F
Avg Temperature
287 sunny days/yr
495
Violent Crime/100K
1,403 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$75,449 median income, 1.7% unemployment
A+
Affordability
5.0 / 5.0
$198,800 home value, $1,004/mo rent
F
Safety
1.0 / 5.0
495 violent crimes/100K (30% above avg)
A+
Education
4.9 / 5.0
48.9% bachelor's degree or higher
Bloomington experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 33°F in January while summers reach 74°F in July. The area gets 287 sunny days per year. Annual precipitation totals 38.1 inches. The area receives 12.5 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
33°F Jan (0°C)
74°F Jul (24°C)
| Annual Average | 54.4°F |
| 1% above US avg | |
| January Average | 33°F (0°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 287 days/yr |
Geography
| Elevation | 846 ft (258 m) |
| Area | 27.2 sq mi (70.3 km²) |
| Population Density | 2,903/sq mi |
| Coordinates | 40.4758°N, 88.9699°W |
| Timezone | America/Chicago |
| County | McLean County County |
| Nearest Airport | Central Il Regional/Bloomington-Normal (BMI) 3 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0482 ppm |
| PM2.5 (Fine Particles) | 8.8 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 86.9 / 100 |
| Social Vulnerability | 15.1 / 100 |
| Community Resilience | 95.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| 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 | 33°F (0°C) | 1.7 in | |
| February | 28°F (-2°C) | 1.6 in | Coldest, Driest |
| March | 39°F (4°C) | 3.2 in | |
| April | 51°F (10°C) | 3.8 in | |
| May | 62°F (17°C) | 4.2 in | Wettest |
| June | 71°F (22°C) | 3.8 in | |
| July | 74°F (24°C) | 4.0 in | Warmest |
| August | 73°F (23°C) | 3.6 in | |
| September | 66°F (19°C) | 3.7 in | |
| October | 54°F (12°C) | 2.7 in | |
| November | 41°F (5°C) | 2.8 in | |
| December | 29°F (-2°C) | 2.8 in |
Bloomington has a seasonal temperature swing of 46°F / from 28°F in February to 74°F in July. Total annual precipitation is 37.8 inches, with May being the wettest month (4.2") and February the driest (1.6").