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Lineville, IA
Full City Profile · Iowa · Mercer County County
2.8
/5.0
C+
Fair
261
Population
290/sq mi density
$51,375
Median Income
$27,544 per capita
$51,900
Home Value
$117,744 Zillow
$463
Median Rent
27.5% income on rent
50°F
Avg Temperature
275 sunny days/yr
236
Violent Crime/100K
2,973 property/100K
C+
Overall
2.8 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.2 / 5.0
$51,375 median income, 4.8% unemployment
A+
Affordability
5.0 / 5.0
$51,900 home value, $463/mo rent
F
Safety
1.0 / 5.0
236 violent crimes/100K
C
Education
2.0 / 5.0
12.9% bachelor's degree or higher
Lineville experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 23°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.3 inches. The area receives 28.5 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
23°F Jan (-5°C)
74°F Jul (23°C)
| Annual Average | 49.6°F |
| 8% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,090 ft (332 m) |
| Area | 0.9 sq mi (2.3 km²) |
| Population Density | 290/sq mi |
| Coordinates | 40.5870°N, 93.5232°W |
| Timezone | America/Chicago |
| County | Mercer County County |
| Nearest Airport | Kirksville Regional (IRK) 62 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 12.3 / 100 |
| Social Vulnerability | 73.8 / 100 |
| Community Resilience | 12.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| 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) | 1.1 in | Coldest, Driest |
| February | 28°F (-2°C) | 1.1 in | |
| March | 40°F (4°C) | 2.4 in | |
| April | 51°F (11°C) | 3.5 in | |
| May | 62°F (16°C) | 4.5 in | Wettest |
| June | 71°F (22°C) | 4.3 in | |
| July | 74°F (23°C) | 4.4 in | Warmest |
| August | 74°F (23°C) | 4.3 in | |
| September | 65°F (19°C) | 4.3 in | |
| October | 54°F (12°C) | 3.1 in | |
| November | 39°F (4°C) | 2.2 in | |
| December | 27°F (-3°C) | 1.6 in |
Lineville has a seasonal temperature swing of 52°F / from 23°F in January to 74°F in July. Total annual precipitation is 36.8 inches, with May being the wettest month (4.5") and January the driest (1.1").