All Countries
Hartley, IA
Full City Profile · Iowa · O'Brien County County
3.0
/5.0
B
Good
1,588
Population
1,194/sq mi density
$51,118
Median Income
$30,806 per capita
$108,400
Home Value
$171,074 Zillow
$698
Median Rent
31.3% income on rent
47°F
Avg Temperature
291 sunny days/yr
144
Violent Crime/100K
2,334 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$51,118 median income, 1.8% unemployment
A+
Affordability
5.0 / 5.0
$108,400 home value, $698/mo rent
F
Safety
1.0 / 5.0
144 violent crimes/100K
C
Education
2.1 / 5.0
13.5% bachelor's degree or higher
Hartley experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 17°F in January while summers reach 73°F in July. The area gets 291 sunny days per year. Annual precipitation totals 26.8 inches. Air quality is rated Good with a median AQI of 43.
Temperature
17°F Jan (-8°C)
73°F Jul (23°C)
| Annual Average | 46.8°F |
| 13% below US avg | |
| January Average | 17°F (-8°C) |
| July Average | 73°F (23°C) |
| Sunny Days | 291 days/yr |
Geography
| Elevation | 1,467 ft (447 m) |
| Area | 1.3 sq mi (3.4 km²) |
| Population Density | 1,194/sq mi |
| Coordinates | 43.1791°N, 95.4768°W |
| Timezone | America/Chicago |
| County | O'Brien County County |
| Nearest Airport | Joe Foss Field (FSD) 69 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 16.4 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 96.3 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-8°C) | 0.5 in | Coldest, Driest |
| February | 21°F (-6°C) | 0.8 in | |
| March | 32°F (0°C) | 1.8 in | |
| April | 46°F (8°C) | 2.6 in | |
| May | 59°F (15°C) | 3.4 in | |
| June | 69°F (21°C) | 4.2 in | Wettest |
| July | 73°F (23°C) | 3.8 in | Warmest |
| August | 70°F (21°C) | 3.9 in | |
| September | 61°F (16°C) | 3.4 in | |
| October | 49°F (9°C) | 2.1 in | |
| November | 32°F (0°C) | 1.1 in | |
| December | 19°F (-7°C) | 0.8 in |
Hartley has a seasonal temperature swing of 57°F / from 17°F in January to 73°F in July. Total annual precipitation is 28.3 inches, with June being the wettest month (4.2") and January the driest (0.5").