Machesney Park, IL
Full City Profile · Illinois · Winnebago County County
3.0
/5.0
B
Good
22,744
Population
1,792/sq mi density
$74,244
Median Income
$34,709 per capita
$162,500
Home Value
$211,173 Zillow
$1,109
Median Rent
26.7% income on rent
49°F
Avg Temperature
324
Violent Crime/100K
1,536 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.7 / 5.0
$74,244 median income, 6.3% unemployment
A+
Affordability
5.0 / 5.0
$162,500 home value, $1,109/mo rent
F
Safety
1.0 / 5.0
324 violent crimes/100K
C
Education
2.4 / 5.0
18.1% bachelor's degree or higher
Machesney Park experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 22°F in January while summers reach 74°F in July. Annual precipitation totals 38.6 inches. The area receives 38.0 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
22°F Jan (-6°C)
74°F Jul (23°C)
| Annual Average | 49.4°F |
| 9% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 74°F (23°C) |
Geography
| Elevation | 744 ft (227 m) |
| Area | 13.0 sq mi (33.7 km²) |
| Population Density | 1,792/sq mi |
| Coordinates | 42.3677°N, 89.0245°W |
| Timezone | America/Chicago |
| County | Winnebago County County |
| Nearest Airport | Chicago/Rockford International (RFD) 12 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
| Good Days % | 69.0% |
| Unhealthy Days | 3 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0475 ppm |
| PM2.5 (Fine Particles) | 10.2 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 92.4 / 100 |
| Social Vulnerability | 38.9 / 100 |
| Community Resilience | 68.5 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively High |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 1.7 in | Coldest, Driest |
| February | 26°F (-4°C) | 1.7 in | |
| March | 37°F (3°C) | 2.2 in | |
| April | 49°F (10°C) | 3.7 in | |
| May | 60°F (16°C) | 4.3 in | |
| June | 70°F (21°C) | 5.5 in | Wettest |
| July | 74°F (23°C) | 3.7 in | Warmest |
| August | 72°F (22°C) | 4.4 in | |
| September | 64°F (18°C) | 4.2 in | |
| October | 52°F (11°C) | 3.0 in | |
| November | 39°F (4°C) | 2.5 in | |
| December | 27°F (-3°C) | 1.9 in |
Machesney Park has a seasonal temperature swing of 52°F / from 22°F in January to 74°F in July. Total annual precipitation is 38.7 inches, with June being the wettest month (5.5") and January the driest (1.7").