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Lynn Center, IL
Full City Profile · Illinois · Henry County County
2.8
/5.0
C+
Fair
31
Population
155/sq mi density
51°F
Avg Temperature
275 sunny days/yr
C+
Overall
2.8 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Safety
2.5 / 5.0
0 violent crimes/100K
B
Education
3.1 / 5.0
25.8% bachelor's degree or higher
Lynn Center experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 23°F in January while summers reach 75°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.1 inches. The area receives 28.4 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
23°F Jan (-5°C)
75°F Jul (24°C)
| Annual Average | 50.9°F |
| 6% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 75°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 754 ft (230 m) |
| Area | 0.2 sq mi (0.5 km²) |
| Population Density | 155/sq mi |
| Coordinates | 41.2946°N, 90.3591°W |
| Timezone | America/Chicago |
| County | Henry County County |
| Nearest Airport | Quad Cities International (MLI) 13 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 57.1 / 100 |
| Social Vulnerability | 14.8 / 100 |
| Community Resilience | 83.8 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 1.5 in | Coldest |
| February | 26°F (-3°C) | 1.3 in | Driest |
| March | 38°F (3°C) | 2.8 in | |
| April | 50°F (10°C) | 3.8 in | |
| May | 61°F (16°C) | 4.1 in | |
| June | 71°F (22°C) | 4.3 in | |
| July | 75°F (24°C) | 4.5 in | Warmest, Wettest |
| August | 72°F (22°C) | 4.1 in | |
| September | 64°F (18°C) | 3.8 in | |
| October | 53°F (11°C) | 2.9 in | |
| November | 39°F (4°C) | 2.6 in | |
| December | 26°F (-3°C) | 2.1 in |
Lynn Center has a seasonal temperature swing of 53°F / from 23°F in January to 75°F in July. Total annual precipitation is 37.7 inches, with July being the wettest month (4.5") and February the driest (1.3").