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Mantua, UT
Full City Profile · Utah · Weber County County
3.6
/5.0
B+
Good
1,642
Population
336/sq mi density
$134,239
Median Income
$38,629 per capita
$570,000
Home Value
$651,903 Zillow
$1,200
Median Rent
23.1% income on rent
46°F
Avg Temperature
308 sunny days/yr
88
Violent Crime/100K
1,589 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
5.0 / 5.0
$134,239 median income, 0.7% unemployment
A
Affordability
4.3 / 5.0
$570,000 home value, $1,200/mo rent
F
Safety
1.0 / 5.0
88 violent crimes/100K
A
Education
4.3 / 5.0
41.4% bachelor's degree or higher
Mantua experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 24°F in January while summers reach 70°F in July. The area gets 308 sunny days per year. Annual precipitation totals 28.2 inches. Air quality is rated Good with a median AQI of 41.
Temperature
24°F Jan (-4°C)
70°F Jul (21°C)
| Annual Average | 46.1°F |
| 15% below US avg | |
| January Average | 24°F (-4°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 308 days/yr |
Geography
| Elevation | 5,167 ft (1,575 m) |
| Area | 5.6 sq mi (14.5 km²) |
| Population Density | 336/sq mi |
| Coordinates | 41.4980°N, 111.9357°W |
| Timezone | America/Denver |
| County | Weber County County |
| Nearest Airport | Brigham City Regional (BMC) 8 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
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 | — | 72 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
1 volcano within 200 km. Closest: Wapi Lava Field (187 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Wapi Lava Field | Shield | 1,604 m (5,262 ft) | -300 | 187 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-4°C) | 1.7 in | |
| February | 25°F (-4°C) | 1.7 in | |
| March | 32°F (-0°C) | 2.0 in | |
| April | 39°F (4°C) | 2.1 in | |
| May | 48°F (9°C) | 2.1 in | Wettest |
| June | 57°F (14°C) | 1.3 in | |
| July | 70°F (21°C) | 1.1 in | Warmest, Driest |
| August | 64°F (18°C) | 1.1 in | |
| September | 56°F (13°C) | 1.5 in | |
| October | 45°F (7°C) | 1.8 in | |
| November | 32°F (-0°C) | 1.9 in | |
| December | 23°F (-5°C) | 1.7 in | Coldest |
Mantua has a seasonal temperature swing of 47°F / from 23°F in December to 70°F in July. Total annual precipitation is 19.9 inches, with May being the wettest month (2.1") and July the driest (1.1").