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Fairfield, UT
Full City Profile · Utah · Utah County County
3.2
/5.0
B
Good
147
Population
6/sq mi density
$122,500
Median Income
$30,263 per capita
$387,500
Home Value
$509,644 Zillow
48°F
Avg Temperature
316 sunny days/yr
54
Violent Crime/100K
754 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$122,500 median income, 1.1% unemployment
A+
Affordability
4.9 / 5.0
$387,500 home value, /mo rent
F
Safety
1.0 / 5.0
54 violent crimes/100K
B
Education
3.1 / 5.0
26.7% bachelor's degree or higher
Fairfield experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 26°F in January while summers reach 71°F in July. The area gets 316 sunny days per year. Annual precipitation totals 12.5 inches. The area receives 33.6 inches of snow annually. Air quality is rated Good with a median AQI of 41.
Temperature
26°F Jan (-3°C)
71°F Jul (21°C)
| Annual Average | 47.6°F |
| 12% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 71°F (21°C) |
| Sunny Days | 316 days/yr |
Geography
| Elevation | 4,850 ft (1,478 m) |
| Area | 26.1 sq mi (67.7 km²) |
| Population Density | 6/sq mi |
| Coordinates | 40.2360°N, 112.0752°W |
| Timezone | America/Denver |
| County | Utah County County |
| Nearest Airport | Salt Lake City International (SLC) 39 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0455 ppm |
| NO₂ (Nitrogen Dioxide) | 12.4 ppb |
| CO (Carbon Monoxide) | 0.26 ppm |
| PM2.5 (Fine Particles) | 6.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 95.3 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 83.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Relatively High |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Very High |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
1 volcano within 200 km. Closest: Black Rock Desert (145 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Black Rock Desert | Volcanic field | 1,800 m (5,906 ft) | 1290 | 145 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 1.1 in | Coldest |
| February | 32°F (-0°C) | 1.1 in | |
| March | 40°F (4°C) | 1.4 in | |
| April | 47°F (8°C) | 1.4 in | |
| May | 55°F (13°C) | 1.5 in | Wettest |
| June | 66°F (19°C) | 0.8 in | Driest |
| July | 71°F (21°C) | 0.8 in | |
| August | 71°F (22°C) | 1.0 in | Warmest |
| September | 62°F (17°C) | 1.2 in | |
| October | 50°F (10°C) | 1.5 in | |
| November | 37°F (3°C) | 1.4 in | |
| December | 27°F (-3°C) | 1.0 in |
Fairfield has a seasonal temperature swing of 45°F / from 26°F in January to 71°F in August. Total annual precipitation is 14.3 inches, with May being the wettest month (1.5") and June the driest (0.8").