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Colfax, IA
Full City Profile · Iowa · Jasper County County
3.3
/5.0
B
Good
2,089
Population
816/sq mi density
$82,878
Median Income
$35,573 per capita
$160,500
Home Value
$185,374 Zillow
$830
Median Rent
22.7% income on rent
50°F
Avg Temperature
275 sunny days/yr
296
Violent Crime/100K
1,719 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$82,878 median income, 2.4% unemployment
A+
Affordability
5.0 / 5.0
$160,500 home value, $830/mo rent
F
Safety
1.0 / 5.0
296 violent crimes/100K
C+
Education
2.7 / 5.0
20.8% bachelor's degree or higher
Colfax experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 21°F in January while summers reach 74°F in July. The area gets 275 sunny days per year. Annual precipitation totals 36.6 inches. Air quality is rated Good with a median AQI of 43.
Temperature
21°F Jan (-6°C)
74°F Jul (23°C)
| Annual Average | 49.5°F |
| 8% below US avg | |
| January Average | 21°F (-6°C) |
| July Average | 74°F (23°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 836 ft (255 m) |
| Area | 1.8 sq mi (4.7 km²) |
| Population Density | 816/sq mi |
| Coordinates | 41.6798°N, 93.2363°W |
| Timezone | America/Chicago |
| County | Jasper County County |
| Nearest Airport | Des Moines International (DSM) 27 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 43.7 / 100 |
| Social Vulnerability | 21.9 / 100 |
| Community Resilience | 89.2 / 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 Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 21°F (-6°C) | 1.0 in | Coldest, Driest |
| February | 25°F (-4°C) | 1.2 in | |
| March | 37°F (3°C) | 2.4 in | |
| April | 50°F (10°C) | 3.4 in | |
| May | 61°F (16°C) | 4.3 in | |
| June | 71°F (21°C) | 4.7 in | Wettest |
| July | 74°F (23°C) | 4.1 in | Warmest |
| August | 72°F (22°C) | 4.0 in | |
| September | 64°F (18°C) | 3.6 in | |
| October | 52°F (11°C) | 2.6 in | |
| November | 37°F (3°C) | 2.0 in | |
| December | 24°F (-5°C) | 1.3 in |
Colfax has a seasonal temperature swing of 52°F / from 21°F in January to 74°F in July. Total annual precipitation is 34.4 inches, with June being the wettest month (4.7") and January the driest (1.0").