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Weather & Climate in Port Aransas, TX
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Port Aransas has a warm climate with an average annual temperature of 72°F (22°C). Winters average 56°F in January while summers reach 84°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 35.6 inches. Air quality is rated Good with a median AQI of 42.
Temperature
56°F Jan (14°C)
84°F Jul (29°C)
| Annual Average | 71.9°F |
| 33% above US avg | |
| January Average | 56°F (14°C) |
| July Average | 84°F (29°C) |
| Sunny Days | 330 days/yr |
Geography
| Area | 9.0 sq mi (23.2 km²) |
| Population Density | 350/sq mi |
| Coordinates | 27.8209°N, 97.0892°W |
| Timezone | America/Chicago |
| County | Nueces County County |
| Nearest Airport | Corpus Christi International (CRP) 25 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 42.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively High |
| Risk Score | 96.6 / 100 |
| Social Vulnerability | 76.8 / 100 |
| Community Resilience | 86.7 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very High |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively High |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively High |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively High |
| Ice Storm | Relatively Moderate |
| Drought | Relatively High |
| Cold Wave | Very High |
| Landslide | Very Low |
| Coastal Flood | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
30 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Apr 9, 1993 | 21 km NW of Pawnee, Texas | M4.1 | 150 km | 5 km |
| Apr 25, 2010 | 10 km WNW of Driscoll, Texas | M3.9 | 75 km | 5 km |
| Mar 24, 1997 | 4 km SSE of Alice, Texas | M3.8 | 96 km | 5 km |
| Jun 24, 2012 | 16 km ESE of Tilden, Texas | M3.4 | 144 km | 5 km |
| Jan 31, 2015 | 16 km SSW of Falls City, Texas | M3.1 | 150 km | 5 km |
| Jan 25, 2019 | 13 km N of Three Rivers, Texas | M3.1 | 135 km | 6 km |
| Jun 2, 2018 | 18 km NNW of Pawnee, Texas | M3.0 | 147 km | 5 km |
| Mar 4, 2019 | 11 km SE of Cuero, Texas | M3.0 | 135 km | 5 km |
| Sep 1, 2023 | 1 km NNW of Nordheim, Texas | M2.9 | 134 km | 7 km |
| Aug 18, 2023 | 3 km NNW of Nordheim, Texas | M2.9 | 136 km | 4 km |
| Jun 24, 2019 | 9 km N of Three Rivers, Texas | M2.8 | 133 km | 5 km |
| Mar 25, 2023 | 23 km NNW of Three Rivers, Texas | M2.8 | 148 km | 5 km |
| Jul 12, 2022 | 12 km WNW of Yorktown, Texas | M2.8 | 145 km | 7 km |
| Jan 26, 2019 | 12 km N of Three Rivers, Texas | M2.7 | 135 km | 6 km |
| Apr 24, 2019 | 8 km NNE of Three Rivers, Texas | M2.7 | 131 km | 7 km |
| Jan 26, 2019 | 7 km N of Three Rivers, Texas | M2.7 | 132 km | 5 km |
| Feb 9, 2020 | 7 km N of Three Rivers, Texas | M2.7 | 133 km | 5 km |
| Jul 8, 2022 | 8 km N of Nordheim, Texas | M2.6 | 140 km | 8 km |
| May 23, 2023 | 23 km NNW of Three Rivers, Texas | M2.6 | 148 km | 5 km |
| Jul 18, 2019 | 22 km W of Pawnee, Texas | M2.6 | 147 km | 7 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
14 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Beryl | Category 1 | 92 mph | 124 km |
| 2021 | Nicholas | Category 1 | 75 mph | 90 km |
| 2020 | Hanna | Category 1 | 92 mph | 106 km |
| 2017 | Harvey | Category 4 | 132 mph | 27 km |
| 2008 | Dolly | Category 2 | 98 mph | 158 km |
| 2008 | Ike | Category 2 | 109 mph | 282 km |
| 2007 | Humberto | Category 1 | 92 mph | 288 km |
| 2003 | Claudette | Category 1 | 92 mph | 89 km |
| 2003 | Erika | Category 1 | 75 mph | 282 km |
| 1999 | Bret | Category 4 | 144 mph | 107 km |
| 1989 | Jerry | Category 1 | 86 mph | 241 km |
| 1983 | Alicia | Category 3 | 115 mph | 228 km |
| 1983 | Barry | Category 1 | 81 mph | 267 km |
| 1980 | Allen | Category 5 | 161 mph | 160 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
344 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 2 fatalities, 113 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Apr 29, 1976 | EF3 | 75 km | 1.0 mi | 0 |
| Jun 24, 1970 | EF3 | 74 km | 1.5 mi | 1 |
| May 16, 1969 | EF3 | 76 km | 0.5 mi | 0 |
| Sep 20, 1967 | EF3 | 28 km | 1.5 mi | 0 |
| Jun 5, 1965 | EF3 | 91 km | 1.0 mi | 0 |
| Nov 8, 1963 | EF3 | 51 km | 1.0 mi | 0 |
| Oct 22, 1954 | EF3 | 50 km | 20.5 mi | 0 |
| Jun 2, 2010 | EF2 | 26 km | 3.8 mi | 0 |
| Oct 24, 2002 | EF2 | 53 km | 2.5 mi | 1 |
| Aug 10, 1980 | EF2 | 75 km | 2.5 mi | 0 |
| Aug 10, 1980 | EF2 | 98 km | 2.0 mi | 0 |
| Aug 9, 1980 | EF2 | 75 km | 5.9 mi | 0 |
| Aug 9, 1980 | EF2 | 24 km | 1.0 mi | 0 |
| May 26, 1976 | EF2 | 60 km | 0.5 mi | 0 |
| May 7, 1976 | EF2 | 84 km | 0.1 mi | 0 |
| Apr 28, 1976 | EF2 | 75 km | 0.5 mi | 0 |
| Oct 29, 1972 | EF2 | 94 km | 10.8 mi | 0 |
| May 7, 1972 | EF2 | 100 km | 0.1 mi | 0 |
| Aug 3, 1970 | EF2 | 86 km | 0.1 mi | 0 |
| Aug 3, 1970 | EF2 | 93 km | 0.1 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km. Largest: SHOOTING RANGE (15,389 acres, 2020).
| Year | Name | Acres Burned | Distance |
| 2020 | SHOOTING RANGE | 15,389 | 52 km |
| 2012 | 6 MILE | 12,272 | 54 km |
| 2024 | LAGUNA 24 | 12,147 | 54 km |
| 2005 | DAISY | 10,556 | 56 km |
| 2017 | CANE | 8,802 | 94 km |
| 2012 | MATAGORDA B5 | 7,817 | 78 km |
| 2018 | TRUST | 6,648 | 97 km |
| 1988 | UNNAMED | 6,236 | 51 km |
| 2009 | TURTLE | 5,457 | 85 km |
| 1999 | UNNAMED | 4,966 | 50 km |
| 1986 | FIREWORKS | 4,733 | 56 km |
| 2008 | POLARIS | 4,624 | 39 km |
| 2008 | UNNAMED | 4,589 | 44 km |
| 2018 | LIGHTNING14 | 4,241 | 68 km |
| 2001 | SAVANNAH S | 3,866 | 54 km |
| 2014 | 28 MILE | 3,719 | 86 km |
| 2009 | FLACA | 3,366 | 73 km |
| 1996 | UNNAMED | 3,320 | 49 km |
| 2021 | BAFFIN | 3,223 | 95 km |
| 2006 | UNNAMED | 3,162 | 78 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 56°F (14°C) | 2.1 in | Coldest |
| February | 59°F (15°C) | 2.0 in | |
| March | 65°F (18°C) | 1.1 in | Driest |
| April | 70°F (21°C) | 1.7 in | |
| May | 77°F (25°C) | 3.4 in | |
| June | 82°F (28°C) | 3.6 in | |
| July | 84°F (29°C) | 2.5 in | Warmest |
| August | 83°F (29°C) | 3.4 in | |
| September | 81°F (27°C) | 6.1 in | Wettest |
| October | 74°F (24°C) | 3.4 in | |
| November | 66°F (19°C) | 1.9 in | |
| December | 59°F (15°C) | 1.8 in |
Port Aransas has a seasonal temperature swing of 27°F / from 56°F in January to 84°F in July. Total annual precipitation is 33.0 inches, with September being the wettest month (6.1") and March the driest (1.1").