Hoffman, IL
Full City Profile · Illinois · Clinton County County
3.7
/5.0
B+
Good
627
Population
1,229/sq mi density
$70,292
Median Income
$26,732 per capita
$109,600
Home Value
$137,465 Zillow
$920
Median Rent
19.4% income on rent
56°F
Avg Temperature
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.4 / 5.0
$70,292 median income, 1.2% unemployment
A+
Affordability
5.0 / 5.0
$109,600 home value, $920/mo rent
D
Education
1.7 / 5.0
8.8% bachelor's degree or higher
Hoffman enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 30°F in January while summers reach 78°F in July. Annual precipitation totals 45.3 inches. The area receives 6.5 inches of snow annually.
Temperature
30°F Jan (-1°C)
78°F Jul (26°C)
| Annual Average | 55.7°F |
| 3% above US avg | |
| January Average | 30°F (-1°C) |
| July Average | 78°F (26°C) |
Geography
| Elevation | 456 ft (139 m) |
| Area | 0.2 sq mi (0.5 km²) |
| Population Density | 1,229/sq mi |
| Coordinates | 38.5405°N, 89.2643°W |
| Timezone | America/Chicago |
| County | Clinton County County |
| Nearest Airport | St Louis Regional (ALN) 49 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 65.6 / 100 |
| Social Vulnerability | 27.6 / 100 |
| Community Resilience | 88.8 / 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 Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 30°F (-1°C) | 3.1 in | Coldest |
| February | 35°F (2°C) | 2.5 in | Driest |
| March | 45°F (7°C) | 3.8 in | |
| April | 56°F (13°C) | 5.0 in | |
| May | 66°F (19°C) | 5.1 in | Wettest |
| June | 75°F (24°C) | 4.7 in | |
| July | 78°F (26°C) | 3.9 in | Warmest |
| August | 77°F (25°C) | 3.1 in | |
| September | 70°F (21°C) | 3.5 in | |
| October | 58°F (14°C) | 3.6 in | |
| November | 45°F (7°C) | 4.0 in | |
| December | 35°F (2°C) | 3.0 in |
Hoffman has a seasonal temperature swing of 48°F / from 30°F in January to 78°F in July. Total annual precipitation is 45.3 inches, with May being the wettest month (5.1") and February the driest (2.5").