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Weather & Climate in Fort Clark Springs, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Fort Clark Springs enjoys a temperate climate with an average annual temperature of 69°F (21°C). Winters average 51°F in January while summers reach 84°F in July. The area gets 312 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 24.3 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 1,086 feet.
Temperature
51°F Jan (11°C)
84°F Jul (29°C)
| Annual Average | 69.0°F |
| 28% above US avg | |
| January Average | 51°F (11°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 312 days/yr |
Geography
| Elevation | 1,086 ft (331 m) |
| Area | 3.0 sq mi (7.7 km²) |
| Population Density | 386/sq mi |
| Coordinates | 29.2938°N, 100.4255°W |
| Timezone | America/Chicago |
| County | Kinney County County |
| Nearest Airport | Maverick County Memorial International (EGP) 31 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 2.2 / 100 |
| Social Vulnerability | 90.1 / 100 |
| Community Resilience | 5.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively 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 |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
19 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Jul 24, 2025 | 18 km E of El Indio, Texas | M3.6 | 91 km | 1 km |
| Apr 3, 2005 | 11 km NE of Guerrero, Mexico | M3.5 | 101 km | 5 km |
| Feb 20, 2022 | 3 km S of El Indio, Texas | M3.4 | 91 km | 3 km |
| Feb 18, 2021 | 7 km SSE of El Indio, Texas | M3.3 | 95 km | 7 km |
| Jan 9, 2021 | 3 km WSW of El Indio, Texas | M3.3 | 89 km | 9 km |
| Jun 18, 2021 | 3 km SSW of El Indio, Texas | M3.1 | 91 km | 2 km |
| Feb 27, 2021 | 6 km WNW of El Indio, Texas | M3.0 | 85 km | 9 km |
| Aug 29, 2021 | 3 km SW of El Indio, Texas | M2.7 | 89 km | 7 km |
| Apr 13, 2023 | 7 km ESE of El Indio, Texas | M2.7 | 92 km | 9 km |
| Aug 18, 2021 | 2 km WSW of El Indio, Texas | M2.6 | 88 km | 8 km |
| May 8, 2021 | 16 km ENE of El Indio, Texas | M2.6 | 82 km | 8 km |
| May 7, 2024 | 16 km ENE of El Indio, Texas | M2.6 | 84 km | 3 km |
| Jun 3, 2021 | 3 km E of Las Quintas Fronterizas, Texas | M2.6 | 67 km | 7 km |
| Aug 17, 2023 | 4 km SSE of Pearsall, Texas | M2.6 | 140 km | 5 km |
| Feb 16, 2021 | 5 km WNW of El Indio, Texas | M2.5 | 85 km | 11 km |
| May 7, 2021 | 22 km SE of El Indio, Texas | M2.5 | 104 km | 4 km |
| May 7, 2024 | 19 km E of El Indio, Texas | M2.5 | 91 km | 2 km |
| May 9, 2024 | 19 km E of El Indio, Texas | M2.5 | 92 km | 5 km |
| Apr 8, 2025 | 12 km E of Pearsall, Texas | M2.5 | 148 km | 8 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 1980 | Allen | Category 2 | 98 mph | 223 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
88 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 7 fatalities, 35 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 16, 1989 | EF4 | 2 km | 17.0 mi | 0 |
| Apr 24, 2007 | EF3 | 73 km | 4.0 mi | 7 |
| Jun 26, 1970 | EF3 | 13 km | 3.8 mi | 0 |
| Mar 19, 2006 | EF2 | 69 km | 2.0 mi | 0 |
| Sep 15, 1996 | EF2 | 91 km | 4.0 mi | 0 |
| May 10, 1995 | EF2 | 50 km | 0.5 mi | 0 |
| Sep 17, 1988 | EF2 | 47 km | 11.0 mi | 0 |
| May 12, 1982 | EF2 | 82 km | 19.0 mi | 0 |
| May 12, 1982 | EF2 | 49 km | 5.0 mi | 0 |
| May 19, 1975 | EF2 | 61 km | 0.1 mi | 0 |
| May 6, 1972 | EF2 | 46 km | 6.5 mi | 0 |
| May 6, 1969 | EF2 | 70 km | 0.1 mi | 0 |
| May 23, 1966 | EF2 | 88 km | 16.0 mi | 0 |
| Apr 16, 1964 | EF2 | 57 km | 2.0 mi | 0 |
| May 2, 1959 | EF2 | 77 km | 4.6 mi | 0 |
| May 1, 1959 | EF2 | 93 km | 5.7 mi | 0 |
| Oct 18, 1956 | EF2 | 90 km | 1.0 mi | 0 |
| May 27, 2004 | EF1 | 55 km | 4.0 mi | 0 |
| Mar 22, 2000 | EF1 | 61 km | 1.0 mi | 0 |
| Mar 27, 1999 | EF1 | 80 km | 1.5 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
12 wildfires (100+ acres) recorded within 100 km. Largest: BROWN RANCH (17,881 acres, 2015).
| Year | Name | Acres Burned | Distance |
| 2015 | BROWN RANCH | 17,881 | 78 km |
| 2000 | NUECES RIVER FIRE | 5,576 | 76 km |
| 2022 | BURR | 4,633 | 29 km |
| 2008 | COMMANCHE RANCH | 4,488 | 89 km |
| 2008 | HOLMES | 3,331 | 30 km |
| 2022 | WEST NUECES | 1,893 | 35 km |
| 2008 | CARTA VALLEY | 1,657 | 55 km |
| 2008 | TAYLOR ROAD | 1,355 | 98 km |
| 2005 | MILLENIUM RANCH | 1,191 | 87 km |
| 2020 | MOODY | 1,070 | 43 km |
| 2008 | UNNAMED | 1,045 | 98 km |
| 2006 | CIRCLE K | 1,045 | 74 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 51°F (11°C) | 0.8 in | Coldest, Driest |
| February | 56°F (13°C) | 1.2 in | |
| March | 63°F (17°C) | 0.9 in | |
| April | 70°F (21°C) | 2.1 in | |
| May | 77°F (25°C) | 2.7 in | |
| June | 82°F (28°C) | 3.0 in | Wettest |
| July | 84°F (29°C) | 1.7 in | |
| August | 84°F (29°C) | 2.0 in | Warmest |
| September | 79°F (26°C) | 2.8 in | |
| October | 71°F (21°C) | 2.5 in | |
| November | 60°F (16°C) | 1.1 in | |
| December | 52°F (11°C) | 0.8 in |
Fort Clark Springs has a seasonal temperature swing of 33°F / from 51°F in January to 84°F in August. Total annual precipitation is 21.8 inches, with June being the wettest month (3.0") and January the driest (0.8").