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Oconee, IL
Full City Profile · Illinois · Christian County County
3.0
/5.0
B
Good
185
Population
514/sq mi density
$65,000
Median Income
$27,097 per capita
$101,900
Home Value
$199,446 Zillow
$900
Median Rent
27.5% income on rent
54°F
Avg Temperature
293 sunny days/yr
175
Violent Crime/100K
1,946 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$65,000 median income, 4.5% unemployment
A+
Affordability
5.0 / 5.0
$101,900 home value, $900/mo rent
F
Safety
1.0 / 5.0
175 violent crimes/100K
C
Education
2.1 / 5.0
14.0% bachelor's degree or higher
Oconee experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 28°F in January while summers reach 76°F in July. The area gets 293 sunny days per year. Annual precipitation totals 42.3 inches. The area receives 14.5 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
28°F Jan (-2°C)
76°F Jul (25°C)
| Annual Average | 53.6°F |
| 1% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 76°F (25°C) |
| Sunny Days | 293 days/yr |
Geography
| Elevation | 668 ft (204 m) |
| Area | 0.4 sq mi (0.9 km²) |
| Population Density | 514/sq mi |
| Coordinates | 39.2863°N, 89.1066°W |
| Timezone | America/Chicago |
| County | Christian County County |
| Nearest Airport | St Louis Regional (ALN) 57 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 54.0 / 100 |
| Social Vulnerability | 17.1 / 100 |
| Community Resilience | 85.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively High |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 2.1 in | Coldest, Driest |
| February | 31°F (-1°C) | 2.1 in | |
| March | 42°F (6°C) | 3.5 in | |
| April | 53°F (12°C) | 3.9 in | |
| May | 63°F (17°C) | 4.2 in | |
| June | 72°F (22°C) | 4.3 in | Wettest |
| July | 76°F (25°C) | 3.8 in | Warmest |
| August | 74°F (24°C) | 3.1 in | |
| September | 67°F (20°C) | 3.1 in | |
| October | 56°F (13°C) | 2.9 in | |
| November | 44°F (6°C) | 3.7 in | |
| December | 32°F (0°C) | 3.1 in |
Oconee has a seasonal temperature swing of 48°F / from 28°F in January to 76°F in July. Total annual precipitation is 39.8 inches, with June being the wettest month (4.3") and January the driest (2.1").