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Franklin, IA

Full City Profile · Iowa · Lee County County

3.0 /5.0
B Good
135 Population 844/sq mi density
$47,500 Median Income $29,652 per capita
$116,500 Home Value $136,155 Zillow
52°F Avg Temperature 275 sunny days/yr
516 Violent Crime/100K 1,947 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$47,500 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$116,500 home value, /mo rent
F
Safety
1.0 / 5.0
516 violent crimes/100K (36% above avg)
C
Education
2.3 / 5.0
16.1% bachelor's degree or higher
Franklin experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 24°F in January while summers reach 76°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.2 inches. The area receives 26.6 inches of snow annually. Air quality is rated Good with a median AQI of 43.

Temperature

24°F Jan (-4°C) 76°F Jul (24°C)
Annual Average51.7°F
4% below US avg
January Average24°F (-4°C)
July Average76°F (24°C)
Sunny Days275 days/yr

Geography

Elevation695 ft (212 m)
Area0.2 sq mi (0.4 km²)
Population Density844/sq mi
Coordinates40.6668°N, 91.5118°W
TimezoneAmerica/Chicago
CountyLee County County
Nearest AirportSoutheast Iowa Regional (BRL)
22 miles away

Precipitation & Snow

Annual Rainfall 39.2"
3% above US avg
Snowfall 26.6"
Wettest Month (Jul) 4.49"
Driest Month (Feb) 1.18"

Air Quality

AQI Median43.0
RatingGood

Air Pollutants (EPA 2023)

PM2.5 (Fine Particles)9.3 μg/m³

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score63.0 / 100
Social Vulnerability43.3 / 100
Community Resilience84.7 / 100

Hazard Breakdown

Tornado Relatively Moderate
Hurricane Very Low
Earthquake Very Low
Wildfire Very Low
Flood Relatively Low
Hail Relatively Moderate
Strong Wind Relatively Moderate
Heat Wave Relatively Moderate
Winter Weather Relatively Low
Lightning Relatively Moderate
Ice Storm Relatively Low
Drought Relatively Moderate
Cold Wave Relatively Low
Landslide Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M2.9. Most recent: M2.9 on Feb 8, 2004.

Feb 8, 2004 6 km SSW of Stoutsville, Missouri M2.9 134 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

465 tornadoes (EF0+) within 100 km since 1950. Strongest: EF4. Total: 13 fatalities, 230 injuries.

Date Rating Distance Fatalities
Mar 31, 2023 EF4 84 km 0
May 13, 1995 EF4 20 km 0
Jan 24, 1967 EF4 91 km 0
Mar 31, 2023 EF3 82 km 0
May 27, 2019 EF3 41 km 0
Jun 1, 2007 EF3 72 km 0
Apr 8, 1999 EF3 36 km 0
Apr 8, 1999 EF3 77 km 0
May 15, 1998 EF3 71 km 0
Jun 21, 1981 EF3 89 km 1
Aug 15, 1978 EF3 91 km 0
Apr 13, 1974 EF3 44 km 0
Sep 30, 1973 EF3 69 km 0
May 1, 1973 EF3 33 km 2
Apr 20, 1973 EF3 53 km 0
Apr 21, 1967 EF3 51 km 0
Apr 16, 1967 EF3 50 km 2
Jan 24, 1967 EF3 16 km 1
Jan 24, 1967 EF3 53 km 0
Sep 20, 1965 EF3 94 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

5 wildfires (100+ acres) within 100 km. Largest: UNIT 3 (1,206 ac, 1999).

Year Name Acres Distance
1999 UNIT 3 1,206 61 km
2002 HSB 03 2 1,130 61 km
2000 DESTRUST A 756 62 km
2006 HSB 003 674 60 km
2004 HSB 009 608 61 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 24°F (-4°C) 1.4 in Coldest
February 28°F (-2°C) 1.2 in Driest
March 40°F (4°C) 2.8 in
April 52°F (11°C) 3.5 in
May 63°F (17°C) 4.2 in
June 72°F (22°C) 4.0 in
July 76°F (24°C) 4.5 in Warmest, Wettest
August 73°F (23°C) 3.9 in
September 66°F (19°C) 4.4 in
October 54°F (12°C) 2.9 in
November 40°F (4°C) 2.5 in
December 28°F (-2°C) 1.9 in

Franklin has a seasonal temperature swing of 52°F / from 24°F in January to 76°F in July. Total annual precipitation is 37.2 inches, with July being the wettest month (4.5") and February the driest (1.2").

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