All Countries
Flanagan, IL
Full City Profile · Illinois · Livingston County County
3.2
/5.0
B
Good
864
Population
1,490/sq mi density
$75,104
Median Income
$49,299 per capita
$103,900
Home Value
$155,186 Zillow
$839
Median Rent
32.3% income on rent
52°F
Avg Temperature
275 sunny days/yr
92
Violent Crime/100K
367 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$75,104 median income, 1.5% unemployment
A+
Affordability
5.0 / 5.0
$103,900 home value, $839/mo rent
F
Safety
1.0 / 5.0
92 violent crimes/100K
C+
Education
2.6 / 5.0
20.4% bachelor's degree or higher
Flanagan 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. The area gets 275 sunny days per year. Annual precipitation totals 37.0 inches. The area receives 25.1 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
25°F Jan (-4°C)
75°F Jul (24°C)
| Annual Average | 51.8°F |
| 4% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 670 ft (204 m) |
| Area | 0.2 sq mi (0.6 km²) |
| Population Density | 1,490/sq mi |
| Coordinates | 40.8774°N, 88.8588°W |
| Timezone | America/Chicago |
| County | Livingston County County |
| Nearest Airport | Central Il Regional/Bloomington-Normal (BMI) 28 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
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)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 1.6 in | Coldest |
| February | 27°F (-3°C) | 1.6 in | Driest |
| March | 39°F (4°C) | 3.0 in | |
| April | 51°F (10°C) | 3.7 in | |
| May | 62°F (17°C) | 4.0 in | Wettest |
| June | 71°F (22°C) | 3.9 in | |
| July | 75°F (24°C) | 3.9 in | Warmest |
| August | 72°F (22°C) | 3.4 in | |
| September | 65°F (19°C) | 3.5 in | |
| October | 54°F (12°C) | 2.8 in | |
| November | 40°F (5°C) | 3.0 in | |
| December | 28°F (-2°C) | 2.4 in |
Flanagan has a seasonal temperature swing of 50°F / from 25°F in January to 75°F in July. Total annual precipitation is 36.8 inches, with May being the wettest month (4.0") and February the driest (1.6").