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Clinton, IL
Full City Profile · Illinois · De Witt County County
3.1
/5.0
B
Good
7,012
Population
1,964/sq mi density
$55,960
Median Income
$34,375 per capita
$101,200
Home Value
$146,446 Zillow
$916
Median Rent
22.3% income on rent
52°F
Avg Temperature
275 sunny days/yr
175
Violent Crime/100K
2,810 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$55,960 median income, 3.4% unemployment
A+
Affordability
5.0 / 5.0
$101,200 home value, $916/mo rent
F
Safety
1.0 / 5.0
175 violent crimes/100K
C
Education
2.5 / 5.0
18.3% bachelor's degree or higher
Clinton experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 26°F in January while summers reach 75°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.8 inches. The area receives 19.3 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
26°F Jan (-3°C)
75°F Jul (24°C)
| Annual Average | 52.3°F |
| 3% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 729 ft (222 m) |
| Area | 3.6 sq mi (9.2 km²) |
| Population Density | 1,964/sq mi |
| Coordinates | 40.1470°N, 88.9632°W |
| Timezone | America/Chicago |
| County | De Witt County County |
| Nearest Airport | Central Il Regional/Bloomington-Normal (BMI) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 29.3 / 100 |
| Social Vulnerability | 41.2 / 100 |
| Community Resilience | 95.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| 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 | 26°F (-3°C) | 1.7 in | Coldest, Driest |
| February | 29°F (-2°C) | 1.8 in | |
| March | 40°F (5°C) | 3.3 in | |
| April | 52°F (11°C) | 4.0 in | |
| May | 63°F (17°C) | 4.3 in | Wettest |
| June | 72°F (22°C) | 3.8 in | |
| July | 75°F (24°C) | 4.1 in | Warmest |
| August | 73°F (23°C) | 3.8 in | |
| September | 66°F (19°C) | 3.4 in | |
| October | 55°F (13°C) | 2.9 in | |
| November | 42°F (5°C) | 3.0 in | |
| December | 30°F (-1°C) | 2.9 in |
Clinton has a seasonal temperature swing of 49°F / from 26°F in January to 75°F in July. Total annual precipitation is 39.0 inches, with May being the wettest month (4.3") and January the driest (1.7").