McNabb, IL
Full City Profile · Illinois · Putnam County County
3.8
/5.0
B+
Good
228
Population
1,267/sq mi density
$83,333
Median Income
$33,207 per capita
$123,000
Home Value
$157,931 Zillow
$755
Median Rent
20.8% income on rent
51°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$83,333 median income, 3.4% unemployment
A+
Affordability
5.0 / 5.0
$123,000 home value, $755/mo rent
D
Education
1.9 / 5.0
10.7% bachelor's degree or higher
McNabb experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 25°F in January while summers reach 75°F in July. Annual precipitation totals 38.6 inches. The area receives 18.4 inches of snow annually.
Temperature
25°F Jan (-4°C)
75°F Jul (24°C)
| Annual Average | 51.4°F |
| 5% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 75°F (24°C) |
Geography
| Elevation | 689 ft (210 m) |
| Area | 0.1 sq mi (0.2 km²) |
| Population Density | 1,267/sq mi |
| Coordinates | 41.1771°N, 89.2097°W |
| Timezone | America/Chicago |
| County | Putnam County County |
| Nearest Airport | Illinois Valley Regional-Walter A Duncan Field (VYS) 12 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 9.2 / 100 |
| Social Vulnerability | 34.8 / 100 |
| Community Resilience | 79.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 2.0 in | Coldest |
| February | 29°F (-2°C) | 1.8 in | Driest |
| March | 40°F (5°C) | 2.5 in | |
| April | 52°F (11°C) | 3.9 in | |
| May | 63°F (17°C) | 4.8 in | Wettest |
| June | 72°F (22°C) | 4.6 in | |
| July | 75°F (24°C) | 3.9 in | Warmest |
| August | 73°F (23°C) | 3.8 in | |
| September | 66°F (19°C) | 3.5 in | |
| October | 54°F (12°C) | 3.3 in | |
| November | 41°F (5°C) | 2.6 in | |
| December | 29°F (-2°C) | 2.2 in |
McNabb has a seasonal temperature swing of 50°F / from 25°F in January to 75°F in July. Total annual precipitation is 38.6 inches, with May being the wettest month (4.8") and February the driest (1.8").