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Monroe, IA
Full City Profile · Iowa · Jasper County County
3.3
/5.0
B
Good
2,074
Population
1,220/sq mi density
$81,488
Median Income
$37,076 per capita
$173,500
Home Value
$248,306 Zillow
$780
Median Rent
21.2% 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
4.6 / 5.0
$81,488 median income, 1.4% unemployment
A+
Affordability
5.0 / 5.0
$173,500 home value, $780/mo rent
F
Safety
1.0 / 5.0
296 violent crimes/100K
C+
Education
2.6 / 5.0
19.4% bachelor's degree or higher
Monroe 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 | 918 ft (280 m) |
| Area | 1.7 sq mi (4.4 km²) |
| Population Density | 1,220/sq mi |
| Coordinates | 41.5189°N, 93.1037°W |
| Timezone | America/Chicago |
| County | Jasper County County |
| Nearest Airport | Des Moines International (DSM) 31 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) | 1.3 in | Coldest, Driest |
| February | 26°F (-4°C) | 1.4 in | |
| March | 38°F (3°C) | 2.6 in | |
| April | 50°F (10°C) | 3.4 in | |
| May | 62°F (17°C) | 4.2 in | |
| June | 71°F (22°C) | 4.5 in | Wettest |
| July | 74°F (23°C) | 4.1 in | Warmest |
| August | 72°F (22°C) | 3.9 in | |
| September | 64°F (18°C) | 3.7 in | |
| October | 52°F (11°C) | 2.7 in | |
| November | 37°F (3°C) | 2.2 in | |
| December | 25°F (-4°C) | 1.6 in |
Monroe has a seasonal temperature swing of 52°F / from 21°F in January to 74°F in July. Total annual precipitation is 35.5 inches, with June being the wettest month (4.5") and January the driest (1.3").