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Holy Cross, IA
Full City Profile · Iowa · Dubuque County County
3.0
/5.0
B
Good
264
Population
800/sq mi density
$47,188
Median Income
$39,081 per capita
$184,400
Home Value
$225,488 Zillow
$334
Median Rent
12.7% income on rent
48°F
Avg Temperature
260 sunny days/yr
145
Violent Crime/100K
1,114 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.9 / 5.0
$47,188 median income, 1.3% unemployment
A
Affordability
4.5 / 5.0
$184,400 home value, $334/mo rent
F
Safety
1.0 / 5.0
145 violent crimes/100K
C+
Education
2.6 / 5.0
20.4% bachelor's degree or higher
Holy Cross experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 19°F in January while summers reach 74°F in July. The area gets 260 sunny days per year. Annual precipitation totals 38.8 inches. The area receives 36.1 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
19°F Jan (-7°C)
74°F Jul (24°C)
| Annual Average | 48.4°F |
| 10% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 74°F (24°C) |
| Sunny Days | 260 days/yr |
Geography
| Elevation | 1,219 ft (372 m) |
| Area | 0.3 sq mi (0.9 km²) |
| Population Density | 800/sq mi |
| Coordinates | 42.6011°N, 90.9962°W |
| Timezone | America/Chicago |
| County | Dubuque County County |
| Nearest Airport | Dubuque Regional (DBQ) 20 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 63.6 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 97.0 / 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 Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 1.0 in | Coldest, Driest |
| February | 23°F (-5°C) | 1.1 in | |
| March | 34°F (1°C) | 2.2 in | |
| April | 47°F (9°C) | 3.2 in | |
| May | 59°F (15°C) | 3.7 in | |
| June | 69°F (20°C) | 4.3 in | |
| July | 74°F (24°C) | 3.9 in | Warmest |
| August | 70°F (21°C) | 4.4 in | Wettest |
| September | 62°F (17°C) | 3.7 in | |
| October | 50°F (10°C) | 2.4 in | |
| November | 36°F (2°C) | 2.3 in | |
| December | 23°F (-5°C) | 1.5 in |
Holy Cross has a seasonal temperature swing of 56°F / from 19°F in January to 74°F in July. Total annual precipitation is 33.7 inches, with August being the wettest month (4.4") and January the driest (1.0").