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Pontiac, IL
Full City Profile · Illinois · Livingston County County
3.1
/5.0
B
Good
11,483
Population
1,359/sq mi density
$59,579
Median Income
$31,792 per capita
$110,200
Home Value
$148,048 Zillow
$818
Median Rent
24.0% income on rent
52°F
Avg Temperature
275 sunny days/yr
250
Violent Crime/100K
1,320 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.1 / 5.0
$59,579 median income, 2.2% unemployment
A+
Affordability
5.0 / 5.0
$110,200 home value, $818/mo rent
F
Safety
1.0 / 5.0
250 violent crimes/100K
C
Education
2.3 / 5.0
16.1% bachelor's degree or higher
Pontiac experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 25°F in January while summers reach 75°F in July. The area gets 275 sunny days per year. Annual precipitation totals 37.0 inches. The area receives 25.1 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
25°F Jan (-4°C)
75°F Jul (24°C)
| Annual Average | 51.8°F |
| 4% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 640 ft (195 m) |
| Area | 8.5 sq mi (21.9 km²) |
| Population Density | 1,359/sq mi |
| Coordinates | 40.8893°N, 88.6414°W |
| Timezone | America/Chicago |
| County | Livingston County County |
| Nearest Airport | Central Il Regional/Bloomington-Normal (BMI) 32 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 71.8 / 100 |
| Social Vulnerability | 30.4 / 100 |
| Community Resilience | 90.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 1.6 in | Coldest |
| February | 27°F (-3°C) | 1.4 in | Driest |
| March | 39°F (4°C) | 2.8 in | |
| April | 50°F (10°C) | 3.5 in | |
| May | 62°F (16°C) | 3.9 in | |
| June | 71°F (22°C) | 3.9 in | |
| July | 75°F (24°C) | 4.0 in | Warmest, Wettest |
| August | 72°F (22°C) | 3.5 in | |
| September | 65°F (19°C) | 3.4 in | |
| October | 53°F (12°C) | 2.6 in | |
| November | 40°F (5°C) | 2.9 in | |
| December | 28°F (-2°C) | 2.5 in |
Pontiac has a seasonal temperature swing of 50°F / from 25°F in January to 75°F in July. Total annual precipitation is 36.1 inches, with July being the wettest month (4.0") and February the driest (1.4").