Le Grand, IA
Full City Profile · Iowa · Marshall County County
3.8
/5.0
B+
Good
779
Population
749/sq mi density
$68,438
Median Income
$34,870 per capita
$124,300
Home Value
$181,331 Zillow
$739
Median Rent
14.8% income on rent
48°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.2 / 5.0
$68,438 median income, 1.9% unemployment
A+
Affordability
5.0 / 5.0
$124,300 home value, $739/mo rent
C
Education
2.3 / 5.0
15.9% bachelor's degree or higher
Le Grand experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 19°F in January while summers reach 73°F in July. Annual precipitation totals 32.8 inches. The area receives 28.0 inches of snow annually.
Temperature
19°F Jan (-7°C)
73°F Jul (23°C)
| Annual Average | 47.7°F |
| 12% below US avg | |
| January Average | 19°F (-7°C) |
| July Average | 73°F (23°C) |
Geography
| Elevation | 931 ft (284 m) |
| Area | 1.1 sq mi (2.7 km²) |
| Population Density | 749/sq mi |
| Coordinates | 42.0072°N, 92.7751°W |
| Timezone | America/Chicago |
| County | Marshall County County |
| Nearest Airport | Waterloo Regional (ALO) 43 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 62.5 / 100 |
| Social Vulnerability | 39.9 / 100 |
| Community Resilience | 63.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively High |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 19°F (-7°C) | 0.8 in | Coldest |
| February | 23°F (-5°C) | 0.5 in | Driest |
| March | 36°F (2°C) | 1.6 in | |
| April | 48°F (9°C) | 3.7 in | |
| May | 60°F (16°C) | 4.9 in | |
| June | 70°F (21°C) | 5.3 in | Wettest |
| July | 73°F (23°C) | 3.7 in | Warmest |
| August | 70°F (21°C) | 3.9 in | |
| September | 63°F (17°C) | 3.2 in | |
| October | 50°F (10°C) | 2.5 in | |
| November | 36°F (2°C) | 1.7 in | |
| December | 24°F (-4°C) | 1.0 in |
Le Grand has a seasonal temperature swing of 54°F / from 19°F in January to 73°F in July. Total annual precipitation is 32.8 inches, with June being the wettest month (5.3") and February the driest (0.5").