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Weather & Climate in Pearsall, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Pearsall has a warm climate with an average annual temperature of 71°F (22°C). Winters average 54°F in January while summers reach 85°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 25.0 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 622 feet.
Temperature
54°F Jan (12°C)
85°F Jul (30°C)
| Annual Average | 71.0°F |
| 31% above US avg | |
| January Average | 54°F (12°C) |
| July Average | 85°F (30°C) |
| Sunny Days | 312 days/yr |
Geography
| Elevation | 622 ft (190 m) |
| Area | 6.0 sq mi (15.4 km²) |
| Population Density | 1,350/sq mi |
| Coordinates | 28.8929°N, 99.0972°W |
| Timezone | America/Chicago |
| County | Frio County County |
| Nearest Airport | San Antonio International (SAT) 58 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 56.0 / 100 |
| Social Vulnerability | 92.8 / 100 |
| Community Resilience | 1.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Relatively Low |
| Drought | Relatively High |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
222 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Oct 20, 2011 | 14 km SSW of Falls City, Texas | M4.8 | 99 km | 5 km |
| Jan 30, 2025 | 18 km ENE of Falls City, Texas | M4.6 | 123 km | 7 km |
| Feb 17, 2024 | 3 km SSW of Falls City, Texas | M4.5 | 104 km | 7 km |
| Feb 17, 2024 | 3 km S of Falls City, Texas | M4.3 | 105 km | 8 km |
| Sep 14, 2023 | 16 km ENE of Falls City, Texas | M4.1 | 121 km | 8 km |
| Apr 9, 1993 | 21 km NW of Pawnee, Texas | M4.1 | 95 km | 5 km |
| May 1, 2018 | 4 km SSE of Falls City, Texas | M4.0 | 107 km | 5 km |
| Feb 22, 2024 | 3 km E of Falls City, Texas | M3.9 | 109 km | 8 km |
| Feb 17, 2024 | 3 km S of Falls City, Texas | M3.9 | 105 km | 8 km |
| Apr 7, 2008 | 7 km SSW of Falls City, Texas | M3.9 | 103 km | 5 km |
| Jul 19, 2023 | 19 km E of Pleasanton, Texas | M3.8 | 80 km | 9 km |
| Feb 17, 2024 | 2 km S of Falls City, Texas | M3.7 | 105 km | 8 km |
| Feb 12, 2024 | 3 km S of Falls City, Texas | M3.7 | 105 km | 7 km |
| Jul 20, 1991 | 8 km SSW of Falls City, Texas | M3.6 | 103 km | 10 km |
| Jul 24, 2025 | 18 km E of El Indio, Texas | M3.6 | 108 km | 1 km |
| Jun 16, 2019 | 5 km SE of Falls City, Texas | M3.6 | 109 km | 5 km |
| Jan 6, 2018 | 17 km SW of Falls City, Texas | M3.6 | 95 km | 5 km |
| Apr 3, 2005 | 11 km NE of Guerrero, Mexico | M3.5 | 130 km | 5 km |
| Feb 23, 2024 | 2 km ESE of Falls City, Texas | M3.5 | 108 km | 8 km |
| May 2, 2024 | 2 km E of Falls City, Texas | M3.5 | 109 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
6 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2020 | Hanna | Category 1 | 92 mph | 277 km |
| 2017 | Harvey | Category 4 | 132 mph | 176 km |
| 2008 | Dolly | Category 1 | 86 mph | 295 km |
| 2003 | Claudette | Category 1 | 92 mph | 217 km |
| 1999 | Bret | Category 4 | 144 mph | 222 km |
| 1980 | Allen | Category 2 | 98 mph | 158 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
182 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 12 fatalities, 119 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 15, 1973 | EF4 | 14 km | 23.3 mi | 5 |
| Apr 28, 1953 | EF4 | 85 km | 1.0 mi | 2 |
| Apr 29, 1975 | EF3 | 21 km | 8.3 mi | 3 |
| Nov 22, 1961 | EF3 | 77 km | 1.0 mi | 0 |
| Apr 28, 1953 | EF3 | 92 km | 4.9 mi | 1 |
| Feb 19, 2017 | EF2 | 88 km | 4.6 mi | 0 |
| Oct 30, 2015 | EF2 | 95 km | 5.3 mi | 0 |
| Mar 19, 2012 | EF2 | 32 km | 3.5 mi | 0 |
| Mar 19, 2012 | EF2 | 51 km | 5.0 mi | 0 |
| Mar 19, 2006 | EF2 | 71 km | 2.0 mi | 0 |
| Apr 7, 2002 | EF2 | 26 km | 1.0 mi | 0 |
| Mar 19, 2002 | EF2 | 57 km | 1.5 mi | 0 |
| Oct 12, 2001 | EF2 | 54 km | 1.2 mi | 0 |
| Sep 15, 1996 | EF2 | 82 km | 4.0 mi | 0 |
| Sep 17, 1988 | EF2 | 72 km | 5.0 mi | 0 |
| Aug 10, 1980 | EF2 | 88 km | 12.2 mi | 0 |
| May 19, 1975 | EF2 | 77 km | 0.1 mi | 0 |
| Feb 25, 1971 | EF2 | 86 km | 2.0 mi | 0 |
| Sep 13, 1970 | EF2 | 74 km | 0.1 mi | 0 |
| Aug 3, 1970 | EF2 | 36 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
9 wildfires (100+ acres) recorded within 100 km. Largest: HIGHWAY 322 (44,652 acres, 2008).
| Year | Name | Acres Burned | Distance |
| 2008 | HIGHWAY 322 | 44,652 | 68 km |
| 2008 | COTULLA | 8,419 | 53 km |
| 2022 | LOS ANGELES | 6,287 | 50 km |
| 1999 | UNNAMED | 3,532 | 93 km |
| 2022 | CHRISTINE | 2,946 | 59 km |
| 2008 | UNNAMED | 2,171 | 92 km |
| 2003 | UNNAMED | 1,411 | 95 km |
| 2006 | CVFD NUMBER 70 | 1,177 | 83 km |
| 2022 | DAS GOAT | 1,135 | 70 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 54°F (12°C) | 1.3 in | |
| February | 56°F (13°C) | 1.5 in | |
| March | 64°F (18°C) | 1.0 in | Driest |
| April | 70°F (21°C) | 2.1 in | |
| May | 77°F (25°C) | 3.7 in | Wettest |
| June | 82°F (28°C) | 3.1 in | |
| July | 85°F (30°C) | 1.6 in | Warmest |
| August | 84°F (29°C) | 2.3 in | |
| September | 80°F (26°C) | 3.3 in | |
| October | 71°F (22°C) | 3.2 in | |
| November | 61°F (16°C) | 1.5 in | |
| December | 54°F (12°C) | 1.3 in | Coldest |
Pearsall has a seasonal temperature swing of 32°F / from 54°F in December to 85°F in July. Total annual precipitation is 25.6 inches, with May being the wettest month (3.7") and March the driest (1.0").