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Iuka, IL
Full City Profile · Illinois · Marion County County
2.7
/5.0
C+
Fair
451
Population
618/sq mi density
$51,563
Median Income
$23,117 per capita
$72,700
Home Value
$177,885 Zillow
$706
Median Rent
14.6% income on rent
55°F
Avg Temperature
293 sunny days/yr
60
Violent Crime/100K
2,351 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.6 / 5.0
$51,563 median income, 10.0% unemployment
A+
Affordability
5.0 / 5.0
$72,700 home value, $706/mo rent
F
Safety
1.0 / 5.0
60 violent crimes/100K
C
Education
2.2 / 5.0
14.6% bachelor's degree or higher
Iuka experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 30°F in January while summers reach 78°F in July. The area gets 293 sunny days per year. Annual precipitation totals 45.9 inches. The area receives 10.2 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
30°F Jan (-1°C)
78°F Jul (25°C)
| Annual Average | 54.9°F |
| 2% above US avg | |
| January Average | 30°F (-1°C) |
| July Average | 78°F (25°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 515 ft (157 m) |
| Area | 0.7 sq mi (1.9 km²) |
| Population Density | 618/sq mi |
| Coordinates | 38.6178°N, 88.7883°W |
| Timezone | America/Chicago |
| County | Marion County County |
| Nearest Airport | Lawrenceville-Vincennes International (LWV) 65 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 77.1 / 100 |
| Social Vulnerability | 68.6 / 100 |
| Community Resilience | 96.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 2.2 in | Coldest, Driest |
| February | 33°F (1°C) | 2.4 in | |
| March | 44°F (7°C) | 4.1 in | |
| April | 55°F (13°C) | 4.0 in | |
| May | 64°F (18°C) | 4.4 in | Wettest |
| June | 73°F (23°C) | 4.0 in | |
| July | 78°F (25°C) | 3.8 in | Warmest |
| August | 75°F (24°C) | 3.1 in | |
| September | 68°F (20°C) | 3.0 in | |
| October | 57°F (14°C) | 3.0 in | |
| November | 45°F (7°C) | 3.9 in | |
| December | 34°F (1°C) | 3.5 in |
Iuka has a seasonal temperature swing of 48°F / from 30°F in January to 78°F in July. Total annual precipitation is 41.5 inches, with May being the wettest month (4.4") and January the driest (2.2").