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Hardin, IL
Full City Profile · Illinois · Calhoun County County
3.3
/5.0
B
Good
792
Population
372/sq mi density
$85,417
Median Income
$33,126 per capita
$90,500
Home Value
$161,184 Zillow
$417
Median Rent
30.8% income on rent
54°F
Avg Temperature
293 sunny days/yr
308
Violent Crime/100K
1,541 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$85,417 median income, 0.6% unemployment
A+
Affordability
5.0 / 5.0
$90,500 home value, $417/mo rent
F
Safety
1.0 / 5.0
308 violent crimes/100K
C+
Education
2.7 / 5.0
20.7% bachelor's degree or higher
Hardin experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 29°F in January while summers reach 76°F in July. The area gets 293 sunny days per year. Annual precipitation totals 41.3 inches. The area receives 16.3 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
29°F Jan (-2°C)
76°F Jul (25°C)
| Annual Average | 54.0°F |
| 0% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 76°F (25°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 459 ft (140 m) |
| Area | 2.3 sq mi (6.0 km²) |
| Population Density | 372/sq mi |
| Coordinates | 39.1590°N, 90.6231°W |
| Timezone | America/Chicago |
| County | Calhoun County County |
| Nearest Airport | St Louis Lambert International (STL) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 6.1 / 100 |
| Social Vulnerability | 17.8 / 100 |
| Community Resilience | 75.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-2°C) | 1.7 in | Coldest, Driest |
| February | 33°F (0°C) | 1.9 in | |
| March | 43°F (6°C) | 3.3 in | |
| April | 54°F (12°C) | 3.7 in | |
| May | 64°F (18°C) | 4.1 in | Wettest |
| June | 72°F (22°C) | 3.5 in | |
| July | 76°F (25°C) | 3.8 in | Warmest |
| August | 75°F (24°C) | 3.3 in | |
| September | 68°F (20°C) | 3.4 in | |
| October | 56°F (14°C) | 2.8 in | |
| November | 44°F (7°C) | 3.2 in | |
| December | 32°F (0°C) | 2.8 in |
Hardin has a seasonal temperature swing of 48°F / from 29°F in January to 76°F in July. Total annual precipitation is 37.3 inches, with May being the wettest month (4.1") and January the driest (1.7").