Smithfield, UT
Full City Profile · Utah · Cache County County
3.6
/5.0
B+
Good
14,033
Population
2,335/sq mi density
$90,602
Median Income
$30,186 per capita
$406,300
Home Value
$466,830 Zillow
$1,206
Median Rent
22.2% income on rent
48°F
Avg Temperature
53
Violent Crime/100K
166 property/100K
B+
Overall
3.6 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$90,602 median income, 2.4% unemployment
A
Affordability
4.2 / 5.0
$406,300 home value, $1,206/mo rent
F
Safety
1.0 / 5.0
53 violent crimes/100K
A
Education
4.3 / 5.0
41.6% bachelor's degree or higher
Smithfield experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 24°F in January while summers reach 73°F in July. Annual precipitation totals 15.6 inches. The area receives 62.3 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
24°F Jan (-5°C)
73°F Jul (23°C)
| Annual Average | 47.6°F |
| 12% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 73°F (23°C) |
Geography
| Elevation | 4,637 ft (1,413 m) |
| Area | 5.0 sq mi (12.9 km²) |
| Population Density | 2,335/sq mi |
| Coordinates | 41.8355°N, 111.8275°W |
| Timezone | America/Denver |
| County | Cache County County |
| Nearest Airport | Brigham City Regional (BMC) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
| Good Days % | 65.0% |
| Unhealthy Days | 1 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0468 ppm |
| NO₂ (Nitrogen Dioxide) | 8.8 ppb |
| PM2.5 (Fine Particles) | 8.1 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 66.5 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 76.5 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively 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
2 volcanoes within 200 km. Closest: Wapi Lava Field (163 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Wapi Lava Field | Shield | 1,604 m (5,262 ft) | -300 | 163 km |
| Hell's Half Acre | Shield | 1,631 m (5,351 ft) | -3250 | 192 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 1.4 in | Coldest |
| February | 28°F (-2°C) | 1.3 in | |
| March | 40°F (4°C) | 1.7 in | |
| April | 47°F (8°C) | 2.0 in | |
| May | 55°F (13°C) | 2.1 in | Wettest |
| June | 64°F (18°C) | 1.2 in | |
| July | 73°F (23°C) | 0.3 in | Warmest, Driest |
| August | 71°F (22°C) | 0.7 in | |
| September | 61°F (16°C) | 1.2 in | |
| October | 48°F (9°C) | 1.5 in | |
| November | 36°F (2°C) | 1.2 in | |
| December | 25°F (-4°C) | 1.1 in |
Smithfield has a seasonal temperature swing of 50°F / from 24°F in January to 73°F in July. Total annual precipitation is 15.6 inches, with May being the wettest month (2.1") and July the driest (0.3").