Hettick, IL
Full City Profile · Illinois · Greene County County
3.5
/5.0
B+
Good
135
Population
365/sq mi density
$50,500
Median Income
$36,908 per capita
$120,800
Home Value
$142,395 Zillow
$707
Median Rent
18.0% income on rent
53°F
Avg Temperature
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$50,500 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$120,800 home value, $707/mo rent
D
Education
1.9 / 5.0
11.2% bachelor's degree or higher
Hettick experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 28°F in January while summers reach 76°F in July. Annual precipitation totals 41.0 inches. The area receives 17.6 inches of snow annually.
Temperature
28°F Jan (-2°C)
76°F Jul (25°C)
| Annual Average | 53.4°F |
| 1% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 76°F (25°C) |
Geography
| Elevation | 600 ft (183 m) |
| Area | 0.1 sq mi (0.4 km²) |
| Population Density | 365/sq mi |
| Coordinates | 39.3557°N, 90.0374°W |
| Timezone | America/Chicago |
| County | Greene County County |
| Nearest Airport | St Louis Regional (ALN) 32 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 13.0 / 100 |
| Social Vulnerability | 27.4 / 100 |
| Community Resilience | 67.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 2.3 in | Coldest |
| February | 32°F (0°C) | 2.1 in | Driest |
| March | 42°F (6°C) | 3.2 in | |
| April | 54°F (12°C) | 4.5 in | |
| May | 64°F (18°C) | 4.9 in | Wettest |
| June | 73°F (23°C) | 4.6 in | |
| July | 76°F (25°C) | 3.7 in | Warmest |
| August | 74°F (24°C) | 3.5 in | |
| September | 67°F (20°C) | 2.9 in | |
| October | 55°F (13°C) | 3.5 in | |
| November | 43°F (6°C) | 3.4 in | |
| December | 33°F (0°C) | 2.4 in |
Hettick has a seasonal temperature swing of 48°F / from 28°F in January to 76°F in July. Total annual precipitation is 41.0 inches, with May being the wettest month (4.9") and February the driest (2.1").