Cullom, IL
Full City Profile · Illinois · Livingston County County
3.6
/5.0
B+
Good
540
Population
1,588/sq mi density
$61,912
Median Income
$35,453 per capita
$88,100
Home Value
$158,301 Zillow
$940
Median Rent
24.8% income on rent
52°F
Avg Temperature
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$61,912 median income, 2.3% unemployment
A+
Affordability
5.0 / 5.0
$88,100 home value, $940/mo rent
C
Education
2.0 / 5.0
12.5% bachelor's degree or higher
Cullom experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 25°F in January while summers reach 75°F in July. Annual precipitation totals 37.6 inches. The area receives 27.6 inches of snow annually.
Temperature
25°F Jan (-4°C)
75°F Jul (24°C)
| Annual Average | 51.9°F |
| 4% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 681 ft (208 m) |
| Area | 0.1 sq mi (0.3 km²) |
| Population Density | 1,588/sq mi |
| Coordinates | 40.8784°N, 88.2698°W |
| Timezone | America/Chicago |
| County | Livingston County County |
| Nearest Airport | Central Il Regional/Bloomington-Normal (BMI) 44 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 71.8 / 100 |
| Social Vulnerability | 30.4 / 100 |
| Community Resilience | 90.0 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.0 m (10 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1954 | MICHIGAN CITY, IN (LAKE MICHIGAN) | Avalanche | 3.0 m | 7 | 148 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 2.2 in | Coldest |
| February | 30°F (-1°C) | 1.7 in | Driest |
| March | 40°F (4°C) | 2.6 in | |
| April | 52°F (11°C) | 3.7 in | |
| May | 63°F (17°C) | 4.2 in | |
| June | 73°F (23°C) | 4.4 in | |
| July | 75°F (24°C) | 4.6 in | Warmest, Wettest |
| August | 73°F (23°C) | 3.8 in | |
| September | 66°F (19°C) | 3.0 in | |
| October | 55°F (13°C) | 3.0 in | |
| November | 42°F (5°C) | 2.6 in | |
| December | 31°F (-1°C) | 1.9 in |
Cullom has a seasonal temperature swing of 50°F / from 25°F in January to 75°F in July. Total annual precipitation is 37.6 inches, with July being the wettest month (4.6") and February the driest (1.7").