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Weather & Climate in Sierra Blanca, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sierra Blanca enjoys a temperate climate with an average annual temperature of 64°F (18°C). Winters average 44°F in January while summers reach 83°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 8.3 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 4,479 feet.
Temperature
44°F Jan (7°C)
83°F Jul (28°C)
| Annual Average | 64.2°F |
| 19% above US avg | |
| January Average | 44°F (7°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 330 days/yr |
Geography
| Elevation | 4,479 ft (1,365 m) |
| Area | 4.8 sq mi (12.4 km²) |
| Population Density | 145/sq mi |
| Coordinates | 31.1834°N, 105.3395°W |
| Timezone | America/Chicago |
| County | Hudspeth County County |
| Nearest Airport | El Paso International (ELP) 75 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 2.3 / 100 |
| Social Vulnerability | 56.3 / 100 |
| Community Resilience | 0.0 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Very Low |
| Lightning | Very Low |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Very Low |
| Landslide | Very Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
1,847 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| May 4, 2025 | 59 km S of Whites City, New Mexico | M5.4 | 98 km | 8 km |
| Mar 26, 2020 | 41 km W of Mentone, Texas | M5.0 | 137 km | 10 km |
| Feb 15, 2025 | 53 km NW of Toyah, Texas | M5.0 | 122 km | 6 km |
| Jul 21, 2022 | 55 km S of Whites City, New Mexico | M4.9 | 103 km | 6 km |
| Feb 18, 2025 | 52 km SSW of Whites City, New Mexico | M4.7 | 99 km | 4 km |
| Jun 1, 2022 | 53 km SSW of Whites City, New Mexico | M4.6 | 95 km | 6 km |
| Mar 25, 2022 | 56 km S of Whites City, New Mexico | M4.6 | 103 km | 7 km |
| Apr 30, 2011 | 54 km SSE of Porvenir, Mexico | M4.6 | 62 km | 10 km |
| Mar 17, 2021 | 57 km S of Whites City, New Mexico | M4.5 | 107 km | 6 km |
| Aug 11, 2022 | 54 km S of Whites City, New Mexico | M4.5 | 103 km | 7 km |
| Jun 25, 2021 | 56 km S of Whites City, New Mexico | M4.4 | 106 km | 6 km |
| Apr 28, 2011 | 57 km SSE of Porvenir, Mexico | M4.4 | 60 km | 7 km |
| Sep 1, 2022 | 38 km WSW of Mentone, Texas | M4.4 | 137 km | 7 km |
| Jun 1, 2022 | western Texas | M4.3 | 137 km | 10 km |
| Jun 6, 2022 | 52 km SSW of Whites City, New Mexico | M4.3 | 97 km | 5 km |
| Jul 28, 2021 | 54 km NW of Toyah, Texas | M4.3 | 113 km | 6 km |
| Mar 5, 2022 | 57 km S of Whites City, New Mexico | M4.3 | 111 km | 7 km |
| Feb 13, 2022 | 55 km S of Whites City, New Mexico | M4.2 | 106 km | 7 km |
| Jul 28, 2022 | 55 km S of Whites City, New Mexico | M4.2 | 106 km | 7 km |
| May 17, 2011 | 56 km SSE of Porvenir, Mexico | M4.2 | 62 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tornado History
15 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF1.
| Date | Rating | Distance | Path | Fatalities |
| Jun 7, 1997 | EF1 | 1 km | 10.0 mi | 0 |
| Jun 21, 1992 | EF1 | 99 km | 0.5 mi | 0 |
| Jun 21, 1992 | EF1 | 99 km | 1.2 mi | 0 |
| Jun 12, 1974 | EF1 | 88 km | 2.0 mi | 0 |
| Jun 12, 1974 | EF1 | 92 km | 4.5 mi | 0 |
| Apr 22, 2019 | EF0 | 96 km | 0.1 mi | 0 |
| Jun 20, 2007 | EF0 | 10 km | 0.2 mi | 0 |
| Aug 28, 2005 | EF0 | 79 km | 0.2 mi | 0 |
| Aug 1, 2002 | EF0 | 70 km | 0.1 mi | 0 |
| Jun 7, 1997 | EF0 | 62 km | 0.8 mi | 0 |
| Jun 6, 1997 | EF0 | 1 km | 8.0 mi | 0 |
| Jun 4, 1997 | EF0 | 98 km | 0.3 mi | 0 |
| Aug 1, 1974 | EF0 | 84 km | 0.3 mi | 0 |
| Jun 2, 1969 | EF0 | 23 km | 0.1 mi | 0 |
| Sep 10, 1962 | EF0 | 71 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
17 wildfires (100+ acres) recorded within 100 km. Largest: COYOTE (14,517 acres, 2016).
| Year | Name | Acres Burned | Distance |
| 2016 | COYOTE | 14,517 | 97 km |
| 1994 | UNNAMED | 11,008 | 79 km |
| 1994 | UNNAMED | 7,765 | 39 km |
| 1994 | MARCUS | 7,097 | 99 km |
| 1990 | FRIJOLE | 6,387 | 98 km |
| 1993 | PINE | 5,956 | 95 km |
| 1993 | UNNAMED | 5,905 | 83 km |
| 1994 | UNNAMED | 4,579 | 39 km |
| 2011 | APACHE MOUNTAIN | 3,162 | 90 km |
| 1993 | UNNAMED | 3,153 | 16 km |
| 1994 | UNNAMED | 3,076 | 87 km |
| 1993 | UNNAMED | 2,806 | 93 km |
| 2023 | LOMA DESERT | 2,028 | 92 km |
| 2021 | DOG | 1,828 | 97 km |
| 1994 | UNNAMED | 1,158 | 36 km |
| 1989 | UNNAMED | 1,131 | 95 km |
| 1989 | UNNAMED | 1,127 | 100 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 44°F (7°C) | 0.4 in | |
| February | 46°F (8°C) | 0.4 in | |
| March | 52°F (11°C) | 0.3 in | |
| April | 60°F (15°C) | 0.2 in | Driest |
| May | 68°F (20°C) | 0.5 in | |
| June | 76°F (25°C) | 1.2 in | |
| July | 83°F (28°C) | 2.0 in | Warmest |
| August | 76°F (24°C) | 2.4 in | Wettest |
| September | 71°F (22°C) | 2.3 in | |
| October | 62°F (16°C) | 1.1 in | |
| November | 50°F (10°C) | 0.5 in | |
| December | 43°F (6°C) | 0.5 in | Coldest |
Sierra Blanca has a seasonal temperature swing of 40°F / from 43°F in December to 83°F in July. Total annual precipitation is 11.7 inches, with August being the wettest month (2.4") and April the driest (0.2").