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Farnhamville, IA
Full City Profile · Iowa · Calhoun County County
2.7
/5.0
C+
Fair
417
Population
632/sq mi density
$55,000
Median Income
$29,953 per capita
$69,200
Home Value
$126,317 Zillow
$754
Median Rent
31.3% income on rent
48°F
Avg Temperature
260 sunny days/yr
118
Violent Crime/100K
1,346 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.1 / 5.0
$55,000 median income, 0.3% unemployment
A+
Affordability
5.0 / 5.0
$69,200 home value, $754/mo rent
F
Safety
1.0 / 5.0
118 violent crimes/100K
D
Education
1.8 / 5.0
10.2% bachelor's degree or higher
Farnhamville experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 18°F in January while summers reach 73°F in July. The area gets 260 sunny days per year. Annual precipitation totals 35.3 inches. The area receives 31.7 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
18°F Jan (-8°C)
73°F Jul (23°C)
| Annual Average | 47.8°F |
| 11% below US avg | |
| January Average | 18°F (-8°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 1,130 ft (344 m) |
| Area | 0.7 sq mi (1.7 km²) |
| Population Density | 632/sq mi |
| Coordinates | 42.2765°N, 94.4077°W |
| Timezone | America/Chicago |
| County | Calhoun County County |
| Nearest Airport | Fort Dodge Regional (FOD) 22 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 44.6 / 100 |
| Social Vulnerability | 48.5 / 100 |
| Community Resilience | 87.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 18°F (-8°C) | 0.9 in | Coldest |
| February | 24°F (-5°C) | 0.8 in | Driest |
| March | 36°F (2°C) | 2.1 in | |
| April | 49°F (9°C) | 3.2 in | |
| May | 61°F (16°C) | 4.3 in | |
| June | 71°F (21°C) | 4.7 in | Wettest |
| July | 73°F (23°C) | 4.0 in | Warmest |
| August | 71°F (22°C) | 3.9 in | |
| September | 64°F (18°C) | 3.4 in | |
| October | 51°F (11°C) | 2.5 in | |
| November | 36°F (2°C) | 1.6 in | |
| December | 22°F (-6°C) | 1.1 in |
Farnhamville has a seasonal temperature swing of 55°F / from 18°F in January to 73°F in July. Total annual precipitation is 32.4 inches, with June being the wettest month (4.7") and February the driest (0.8").