Cornish, UT
Full City Profile · Utah · Cache County County
4.0
/5.0
A
Great
236
Population
44/sq mi density
$87,500
Median Income
$32,498 per capita
$276,200
Home Value
$489,621 Zillow
$1,000
Median Rent
9.0% income on rent
46°F
Avg Temperature
A
Overall
4.0 / 5.0
Strong
B+
Economy
3.6 / 5.0
$87,500 median income, 9.8% unemployment
A+
Affordability
4.9 / 5.0
$276,200 home value, $1,000/mo rent
B
Education
3.4 / 5.0
30.5% bachelor's degree or higher
Cornish experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 22°F in January while summers reach 70°F in July. Annual precipitation totals 16.9 inches. The area receives 49.0 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
22°F Jan (-6°C)
70°F Jul (21°C)
| Annual Average | 45.9°F |
| 15% below US avg | |
| January Average | 22°F (-6°C) |
| July Average | 70°F (21°C) |
Geography
| Elevation | 4,481 ft (1,366 m) |
| Area | 4.9 sq mi (12.6 km²) |
| Population Density | 44/sq mi |
| Coordinates | 41.9672°N, 111.9587°W |
| Timezone | America/Denver |
| County | Cache County County |
| Nearest Airport | Brigham City Regional (BMC) 29 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 | - | 64 km |
Source: NOAA/NCEI Historical Tsunami Database. Sorted by wave height.
Nearby Volcanoes
2 volcanoes within 200 km. Closest: Wapi Lava Field (145 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Wapi Lava Field | Shield | 1,604 m (5,262 ft) | -300 | 145 km |
| Hell's Half Acre | Shield | 1,631 m (5,351 ft) | -3250 | 175 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-6°C) | 1.5 in | Coldest |
| February | 27°F (-3°C) | 1.4 in | |
| March | 38°F (3°C) | 1.7 in | |
| April | 45°F (7°C) | 2.0 in | |
| May | 54°F (12°C) | 2.2 in | Wettest |
| June | 62°F (17°C) | 1.2 in | |
| July | 70°F (21°C) | 0.6 in | Warmest, Driest |
| August | 68°F (20°C) | 0.8 in | |
| September | 59°F (15°C) | 1.3 in | |
| October | 47°F (8°C) | 1.5 in | |
| November | 35°F (2°C) | 1.3 in | |
| December | 24°F (-4°C) | 1.4 in |
Cornish has a seasonal temperature swing of 48°F / from 22°F in January to 70°F in July. Total annual precipitation is 16.9 inches, with May being the wettest month (2.2") and July the driest (0.6").