All Countries
Treynor, IA
Full City Profile · Iowa · Pottawattamie County County
3.8
/5.0
B+
Good
1,228
Population
1,889/sq mi density
$132,679
Median Income
$47,627 per capita
$250,000
Home Value
$335,319 Zillow
$1,120
Median Rent
20.0% income on rent
52°F
Avg Temperature
275 sunny days/yr
398
Violent Crime/100K
1,537 property/100K
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.7 / 5.0
$132,679 median income, 4.3% unemployment
A+
Affordability
5.0 / 5.0
$250,000 home value, $1,120/mo rent
F
Safety
1.0 / 5.0
398 violent crimes/100K (5% above avg)
A
Education
4.5 / 5.0
43.7% bachelor's degree or higher
Treynor experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 24°F in January while summers reach 78°F in July. The area gets 275 sunny days per year. Annual precipitation totals 31.9 inches. The area receives 27.1 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
24°F Jan (-4°C)
78°F Jul (26°C)
| Annual Average | 52.4°F |
| 3% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,242 ft (379 m) |
| Area | 0.6 sq mi (1.5 km²) |
| Population Density | 1,889/sq mi |
| Coordinates | 41.2320°N, 95.6065°W |
| Timezone | America/Chicago |
| County | Pottawattamie County County |
| Nearest Airport | Eppley Airfield (OMA) 16 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 9.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 80.4 / 100 |
| Social Vulnerability | 21.9 / 100 |
| Community Resilience | 69.2 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | No Rating |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 0.7 in | Coldest, Driest |
| February | 27°F (-3°C) | 0.9 in | |
| March | 38°F (4°C) | 2.1 in | |
| April | 51°F (10°C) | 3.1 in | |
| May | 62°F (17°C) | 4.4 in | |
| June | 72°F (22°C) | 4.5 in | Wettest |
| July | 78°F (26°C) | 4.0 in | Warmest |
| August | 73°F (23°C) | 3.9 in | |
| September | 65°F (18°C) | 3.9 in | |
| October | 53°F (12°C) | 2.5 in | |
| November | 37°F (3°C) | 1.5 in | |
| December | 25°F (-4°C) | 1.0 in |
Treynor has a seasonal temperature swing of 54°F / from 24°F in January to 78°F in July. Total annual precipitation is 32.5 inches, with June being the wettest month (4.5") and January the driest (0.7").