Mountain Green, UT
Full City Profile · Utah · Weber County County
4.7
/5.0
A+
Excellent
3,739
Population
691/sq mi density
$145,925
Median Income
$49,729 per capita
$700,800
Home Value
$403,515 Zillow
$1,800
Median Rent
21.4% income on rent
51°F
Avg Temperature
A+
Overall
4.7 / 5.0
Strong
A+
Economy
5.0 / 5.0
$145,925 median income, 2.1% unemployment
B+
Affordability
4.0 / 5.0
$700,800 home value, $1,800/mo rent
A+
Education
5.0 / 5.0
58.2% bachelor's degree or higher
Mountain Green experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 28°F in January while summers reach 78°F in July. Annual precipitation totals 26.2 inches. The area receives 22.8 inches of snow annually. Air quality is rated Good with a median AQI of 45.
Temperature
28°F Jan (-2°C)
78°F Jul (25°C)
| Annual Average | 50.7°F |
| 6% below US avg | |
| January Average | 28°F (-2°C) |
| July Average | 78°F (25°C) |
Geography
| Elevation | 4,926 ft (1,501 m) |
| Area | 5.5 sq mi (14.1 km²) |
| Population Density | 691/sq mi |
| Coordinates | 41.1477°N, 111.7876°W |
| Timezone | America/Denver |
| County | Weber County County |
| Nearest Airport | Salt Lake City International (SLC) 27 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 45.0 |
| Rating | Good |
| Good Days % | 66.4% |
| Unhealthy Days | 6 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0465 ppm |
| NO₂ (Nitrogen Dioxide) | 13.9 ppb |
| CO (Carbon Monoxide) | 0.22 ppm |
| PM2.5 (Fine Particles) | 5.9 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 87.0 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 86.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Moderate |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 3.6 m (12 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1909 | UTAH | Earthquake | 3.6 m | - | 105 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 28°F (-2°C) | 2.7 in | |
| February | 33°F (1°C) | 2.5 in | |
| March | 42°F (5°C) | 2.7 in | |
| April | 47°F (8°C) | 3.1 in | Wettest |
| May | 58°F (14°C) | 3.0 in | |
| June | 66°F (19°C) | 1.7 in | |
| July | 78°F (25°C) | 0.8 in | Warmest, Driest |
| August | 74°F (24°C) | 1.0 in | |
| September | 65°F (18°C) | 1.7 in | |
| October | 51°F (11°C) | 2.3 in | |
| November | 39°F (4°C) | 2.0 in | |
| December | 28°F (-2°C) | 2.5 in | Coldest |
Mountain Green has a seasonal temperature swing of 50°F / from 28°F in December to 78°F in July. Total annual precipitation is 26.2 inches, with April being the wettest month (3.1") and July the driest (0.8").