Lorenzo, IL
Full City Profile · Illinois · Grundy County County
5.0
/5.0
A+
Excellent
64
Population
206/sq mi density
51°F
Avg Temperature
A+
Overall
5.0 / 5.0
Strong
A+
Education
5.0 / 5.0
52.9% bachelor's degree or higher
Lorenzo experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 24°F in January while summers reach 75°F in July. Annual precipitation totals 37.2 inches. The area receives 18.4 inches of snow annually.
Temperature
24°F Jan (-4°C)
75°F Jul (24°C)
| Annual Average | 51.1°F |
| 5% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 531 ft (162 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 206/sq mi |
| Coordinates | 41.3457°N, 88.2223°W |
| Timezone | America/Chicago |
| County | Grundy County County |
| Nearest Airport | Joliet Regional (JOT) 12 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 66.5 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 99.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| 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 | 118 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 2.1 in | Coldest |
| February | 29°F (-2°C) | 1.7 in | Driest |
| March | 39°F (4°C) | 2.2 in | |
| April | 50°F (10°C) | 3.8 in | |
| May | 61°F (16°C) | 4.6 in | Wettest |
| June | 71°F (21°C) | 4.5 in | |
| July | 75°F (24°C) | 3.9 in | Warmest |
| August | 73°F (23°C) | 3.8 in | |
| September | 66°F (19°C) | 3.3 in | |
| October | 54°F (12°C) | 3.1 in | |
| November | 42°F (5°C) | 2.5 in | |
| December | 30°F (-1°C) | 2.0 in |
Lorenzo has a seasonal temperature swing of 51°F / from 24°F in January to 75°F in July. Total annual precipitation is 37.2 inches, with May being the wettest month (4.6") and February the driest (1.7").