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Weather & Climate in White Mesa, UT
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
White Mesa experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 31°F in January while summers reach 78°F in July. The area gets 330 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 10.2 inches (drier than the 38-inch national average). The area receives 12.2 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 5,275 feet.
Temperature
31°F Jan (-1°C)
78°F Jul (26°C)
| Annual Average | 53.7°F |
| 1% below US avg | |
| January Average | 31°F (-1°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 5,275 ft (1,608 m) |
| Area | 15.7 sq mi (40.5 km²) |
| Population Density | 5/sq mi |
| Coordinates | 37.4596°N, 109.4600°W |
| Timezone | America/Denver |
| County | San Juan County County |
| Nearest Airport | Four Corners Regional (FMN) 84 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 26.8 / 100 |
| Social Vulnerability | 91.4 / 100 |
| Community Resilience | 1.1 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Very Low |
| Landslide | Relatively High |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
79 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.5.
| Mar 4, 2019 | 29 km E of La Sal, Utah | M4.5 | 103 km | 1 km |
| May 27, 2000 | 29 km WNW of Naturita, Colorado | M4.4 | 105 km | 10 km |
| Jan 24, 2013 | 22 km E of La Sal, Utah | M3.9 | 105 km | 1 km |
| Mar 1, 2016 | 34 km N of Halls Crossing, Utah | M3.8 | 109 km | 15 km |
| Jul 6, 1999 | 27 km WNW of Naturita, Colorado | M3.7 | 104 km | 2 km |
| Apr 22, 2017 | 4 km SSW of Bluff, Utah | M3.7 | 26 km | 9 km |
| Jun 3, 1999 | 28 km E of La Sal, Utah | M3.7 | 103 km | 1 km |
| Jun 6, 2008 | 10 km NE of Bluff, Utah | M3.6 | 12 km | 12 km |
| Mar 10, 2023 | 16 km S of Ophir, Colorado | M3.6 | 145 km | 7 km |
| Oct 14, 1993 | 36 km SW of Spanish Valley, Utah | M3.6 | 98 km | 5 km |
| Aug 2, 1991 | 59 km WNW of Blanding, Utah | M3.4 | 69 km | 6 km |
| Jun 25, 1991 | 10 km W of Oljato-Monument Valley, Utah | M3.4 | 94 km | 0 km |
| Jul 13, 2009 | 3 km SE of Navajo Mountain, Utah | M3.3 | 126 km | 3 km |
| Dec 15, 1997 | 7 km ENE of La Sal, Utah | M3.2 | 100 km | 6 km |
| Feb 24, 1993 | 16 km SSE of Monticello, Utah | M3.1 | 33 km | -1 km |
| May 13, 1993 | 19 km SSE of Monticello, Utah | M3.1 | 32 km | -3 km |
| Mar 15, 2000 | Colorado | M3.1 | 103 km | -1 km |
| Jun 6, 2002 | 29 km E of La Sal, Utah | M3.0 | 110 km | -1 km |
| May 8, 1998 | 15 km E of La Sal, Utah | M3.0 | 103 km | 3 km |
| Jul 15, 1992 | 26 km NNW of Mexican Hat, Utah | M3.0 | 47 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
6 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2.
| Date | Rating | Distance | Path | Fatalities |
| Apr 25, 1985 | EF2 | 79 km | 0.5 mi | 0 |
| Sep 5, 1970 | EF1 | 58 km | 1.5 mi | 0 |
| Sep 13, 2022 | EF0 | 77 km | 7.7 mi | 0 |
| Jun 6, 2015 | EF0 | 51 km | 28.7 mi | 0 |
| Jul 18, 2011 | EF0 | 72 km | 0.3 mi | 0 |
| Apr 29, 1957 | EF0 | 75 km | 2.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: BIRCHER (23,317 acres, 2000).
| Year | Name | Acres Burned | Distance |
| 2000 | BIRCHER | 23,317 | 97 km |
| 2018 | PLATEAU | 19,746 | 88 km |
| 2009 | NARRAGUINNEP | 7,798 | 75 km |
| 2019 | DOE CANYON | 7,388 | 77 km |
| 1986 | UNNAMED | 6,205 | 91 km |
| 1986 | WESTTOE | 5,397 | 53 km |
| 1986 | HOGAN | 5,298 | 52 km |
| 2000 | PONY | 5,224 | 85 km |
| 1996 | CHAPIN 5 | 4,832 | 90 km |
| 2002 | CANYONS COMPLEX (HAMMOND) | 3,859 | 34 km |
| 2002 | CARRIZO 1 | 3,701 | 79 km |
| 1996 | DISAPPOINTMENT | 3,642 | 88 km |
| 1984 | FERNANDO | 3,419 | 56 km |
| 2019 | PEAVINE CANYON | 3,265 | 45 km |
| 1987 | AZTECTHREE | 2,857 | 68 km |
| 1989 | LONG MESA | 2,660 | 85 km |
| 2002 | LONG MESA | 2,599 | 91 km |
| 2009 | BRADFIELD | 2,549 | 75 km |
| 1998 | HOVENWEEP | 2,456 | 33 km |
| 2006 | CHIPPEAN RIDGE | 2,349 | 44 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 31°F (-1°C) | 1.0 in | Coldest |
| February | 36°F (2°C) | 0.8 in | |
| March | 44°F (7°C) | 0.9 in | |
| April | 51°F (11°C) | 0.6 in | |
| May | 61°F (16°C) | 0.6 in | |
| June | 71°F (22°C) | 0.3 in | Driest |
| July | 78°F (26°C) | 0.9 in | Warmest |
| August | 76°F (25°C) | 1.0 in | |
| September | 68°F (20°C) | 0.9 in | |
| October | 55°F (13°C) | 1.3 in | Wettest |
| November | 42°F (5°C) | 0.9 in | |
| December | 32°F (-0°C) | 0.8 in |
White Mesa has a seasonal temperature swing of 48°F / from 31°F in January to 78°F in July. Total annual precipitation is 10.1 inches, with October being the wettest month (1.3") and June the driest (0.3").