Weather & Climate in Siesta Acres, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Siesta Acres enjoys a temperate climate with an average annual temperature of 70°F (21°C). Winters average 52°F in January while summers reach 86°F in July. Annual precipitation totals 20.8 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 37. 68% of days have good air quality. The city sits at an elevation of 762 feet.
Temperature
52°F Jan (11°C)
86°F Jul (30°C)
| Annual Average | 70.2°F |
| 30% above US avg | |
| January Average | 52°F (11°C) |
| July Average | 86°F (30°C) |
Geography
| Elevation | 762 ft (232 m) |
| Area | 0.2 sq mi (0.4 km²) |
| Population Density | 4,424/sq mi |
| Coordinates | 28.7563°N, 100.4918°W |
| Timezone | America/Chicago |
| County | Maverick County County |
| Nearest Airport | Maverick County Memorial International (EGP) 7 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 37.0 |
| Rating | Good |
| Good Days % | 68.3% |
| Unhealthy Days | 0 |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 64.2 / 100 |
| Social Vulnerability | 96.0 / 100 |
| Community Resilience | 3.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Very Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
21 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 | 45 km | 1 km |
| Apr 3, 2005 | 11 km NE of Guerrero, Mexico | M3.5 | 44 km | 5 km |
| Feb 20, 2022 | 3 km S of El Indio, Texas | M3.4 | 35 km | 3 km |
| Jan 9, 2021 | 3 km WSW of El Indio, Texas | M3.3 | 32 km | 9 km |
| Feb 18, 2021 | 7 km SSE of El Indio, Texas | M3.3 | 40 km | 7 km |
| Jun 18, 2021 | 3 km SSW of El Indio, Texas | M3.1 | 35 km | 2 km |
| Feb 27, 2021 | 6 km WNW of El Indio, Texas | M3.0 | 28 km | 9 km |
| Mar 20, 2019 | 3 km E of Cotulla, Texas | M2.8 | 131 km | 5 km |
| Apr 13, 2023 | 7 km ESE of El Indio, Texas | M2.7 | 39 km | 9 km |
| Aug 29, 2021 | 3 km SW of El Indio, Texas | M2.7 | 33 km | 7 km |
| Aug 18, 2021 | 2 km WSW of El Indio, Texas | M2.6 | 32 km | 8 km |
| Jun 3, 2021 | 3 km E of Las Quintas Fronterizas, Texas | M2.6 | 9 km | 7 km |
| May 8, 2021 | 16 km ENE of El Indio, Texas | M2.6 | 37 km | 8 km |
| May 7, 2024 | 16 km ENE of El Indio, Texas | M2.6 | 38 km | 3 km |
| Aug 17, 2023 | 4 km SSE of Pearsall, Texas | M2.6 | 138 km | 5 km |
| Jun 14, 2025 | 11 km E of Dilley, Texas | M2.6 | 140 km | 9 km |
| May 7, 2021 | 22 km SE of El Indio, Texas | M2.5 | 54 km | 4 km |
| May 7, 2024 | 19 km E of El Indio, Texas | M2.5 | 45 km | 2 km |
| May 9, 2024 | 19 km E of El Indio, Texas | M2.5 | 46 km | 5 km |
| Feb 16, 2021 | 5 km WNW of El Indio, Texas | M2.5 | 28 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 1999 | Bret | Category 2 | 92 mph | 299 km |
| 1980 | Allen | Category 2 | 98 mph | 176 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tornado History
68 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 7 fatalities, 32 injuries.
| Date | Rating | Distance | Path | Fatalities |
| May 16, 1989 | EF4 | 59 km | 17.0 mi | 0 |
| Apr 24, 2007 | EF3 | 15 km | 4.0 mi | 7 |
| Jun 26, 1970 | EF3 | 52 km | 3.8 mi | 0 |
| Mar 19, 2006 | EF2 | 91 km | 2.0 mi | 0 |
| May 10, 1995 | EF2 | 81 km | 0.5 mi | 0 |
| Sep 17, 1988 | EF2 | 79 km | 11.0 mi | 0 |
| May 12, 1982 | EF2 | 80 km | 5.0 mi | 0 |
| May 24, 1981 | EF2 | 46 km | 2.0 mi | 0 |
| May 19, 1975 | EF2 | 85 km | 0.1 mi | 0 |
| May 6, 1972 | EF2 | 22 km | 6.5 mi | 0 |
| Feb 25, 1971 | EF2 | 65 km | 2.0 mi | 0 |
| May 6, 1969 | EF2 | 10 km | 0.1 mi | 0 |
| May 23, 1966 | EF2 | 65 km | 16.0 mi | 0 |
| Apr 16, 1964 | EF2 | 96 km | 2.0 mi | 0 |
| May 2, 1959 | EF2 | 94 km | 4.6 mi | 0 |
| Oct 18, 1956 | EF2 | 66 km | 1.0 mi | 0 |
| May 27, 2004 | EF1 | 87 km | 4.0 mi | 0 |
| Mar 22, 2000 | EF1 | 95 km | 1.0 mi | 0 |
| Sep 15, 1996 | EF1 | 62 km | 0.5 mi | 0 |
| May 23, 1995 | EF1 | 79 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).
Wildfire History
6 wildfires (100+ acres) recorded within 100 km. Largest: BURR (4,633 acres, 2022).
| Year | Name | Acres Burned | Distance |
| 2022 | BURR | 4,633 | 33 km |
| 2008 | COMMANCHE RANCH | 4,488 | 47 km |
| 2008 | HOLMES | 3,331 | 91 km |
| 2022 | WEST NUECES | 1,893 | 92 km |
| 2008 | UNNAMED | 1,522 | 47 km |
| 2020 | MOODY | 1,070 | 74 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 52°F (11°C) | 0.7 in | Coldest, Driest |
| February | 57°F (14°C) | 0.7 in | |
| March | 65°F (18°C) | 1.2 in | |
| April | 71°F (22°C) | 2.0 in | |
| May | 78°F (26°C) | 2.8 in | |
| June | 84°F (29°C) | 2.2 in | |
| July | 86°F (30°C) | 2.1 in | |
| August | 87°F (30°C) | 1.7 in | Warmest |
| September | 80°F (27°C) | 3.3 in | Wettest |
| October | 71°F (22°C) | 2.1 in | |
| November | 60°F (16°C) | 1.1 in | |
| December | 52°F (11°C) | 0.8 in |
Siesta Acres has a seasonal temperature swing of 34°F / from 52°F in January to 87°F in August. Total annual precipitation is 20.8 inches, with September being the wettest month (3.3") and January the driest (0.7").