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Hettick, IL
Full City Profile · Illinois · Greene County County
3.3
/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
302 sunny days/yr
B
Overall
3.3 / 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
C+
Safety
2.5 / 5.0
0 violent crimes/100K
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 27°F in January while summers reach 76°F in July. The area gets 302 sunny days per year. Annual precipitation totals 39.6 inches. The area receives 18.2 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
27°F Jan (-3°C)
76°F Jul (24°C)
| Annual Average | 52.9°F |
| 2% below US avg | |
| January Average | 27°F (-3°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 302 days/yr |
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
| AQI Median | 43.0 |
| Rating | Good |
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 | 27°F (-3°C) | 1.7 in | Coldest, Driest |
| February | 31°F (-1°C) | 1.8 in | |
| March | 42°F (6°C) | 3.3 in | |
| April | 53°F (12°C) | 3.8 in | |
| May | 63°F (17°C) | 4.5 in | Wettest |
| June | 72°F (22°C) | 3.7 in | |
| July | 76°F (24°C) | 3.7 in | Warmest |
| August | 74°F (23°C) | 3.4 in | |
| September | 67°F (19°C) | 3.4 in | |
| October | 56°F (13°C) | 2.7 in | |
| November | 43°F (6°C) | 3.2 in | |
| December | 31°F (-0°C) | 2.8 in |
Hettick has a seasonal temperature swing of 49°F / from 27°F in January to 76°F in July. Total annual precipitation is 37.8 inches, with May being the wettest month (4.5") and January the driest (1.7").