Morrison, IA
Full City Profile · Iowa · Grundy County County
4.2
/5.0
A
Great
125
Population
1,250/sq mi density
$88,750
Median Income
$31,008 per capita
$137,500
Home Value
$184,315 Zillow
47°F
Avg Temperature
A
Overall
4.2 / 5.0
Strong
A+
Economy
4.8 / 5.0
$88,750 median income, 2.0% unemployment
A+
Affordability
5.0 / 5.0
$137,500 home value, /mo rent
C+
Education
2.9 / 5.0
24.1% bachelor's degree or higher
Morrison experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 17°F in January while summers reach 73°F in July. Annual precipitation totals 36.8 inches. The area receives 32.3 inches of snow annually.
Temperature
17°F Jan (-8°C)
73°F Jul (23°C)
| Annual Average | 47.1°F |
| 13% below US avg | |
| January Average | 17°F (-8°C) |
| July Average | 73°F (23°C) |
Geography
| Elevation | 953 ft (290 m) |
| Area | 0.1 sq mi (0.3 km²) |
| Population Density | 1,250/sq mi |
| Coordinates | 42.3430°N, 92.6733°W |
| Timezone | America/Chicago |
| County | Grundy County County |
| Nearest Airport | Waterloo Regional (ALO) 20 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 13.1 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 94.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-8°C) | 0.8 in | Coldest, Driest |
| February | 22°F (-6°C) | 1.0 in | |
| March | 34°F (1°C) | 1.9 in | |
| April | 47°F (8°C) | 3.9 in | |
| May | 59°F (15°C) | 4.9 in | |
| June | 70°F (21°C) | 5.7 in | Wettest |
| July | 73°F (23°C) | 4.4 in | Warmest |
| August | 70°F (21°C) | 4.8 in | |
| September | 63°F (17°C) | 3.3 in | |
| October | 50°F (10°C) | 2.9 in | |
| November | 36°F (2°C) | 1.9 in | |
| December | 24°F (-5°C) | 1.4 in |
Morrison has a seasonal temperature swing of 55°F / from 17°F in January to 73°F in July. Total annual precipitation is 36.8 inches, with June being the wettest month (5.7") and January the driest (0.8").