Port Aransas, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Port Aransas, a city in Nueces County, Texas.
Today
90°F
Slight Chance Showers And Thunderstorms then Sunny
A slight chance of rain showers before 10am, then a slight chance of showers and thunderstorms between 10am and 11am. Sunny, with a high near 90. Heat index values as high as 96. East wind 3 to 12 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Port Aransas
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Slight Chance Showers And Thunderstorms then Sunny | 3 to 12 mph E | 20% |
| Tonight | 82°F | Mostly Clear | 5 to 10 mph SE | 13% |
| Sunday | 90°F | Slight Chance Showers And Thunderstorms then Sunny | 3 to 10 mph SE | 18% |
| Sunday Night | 83°F | Partly Cloudy | 6 to 10 mph SE | 7% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 20% |
| Monday Night | 83°F | Mostly Clear | 0 to 9 mph ESE | 7% |
| Tuesday | 91°F | Slight Chance Showers And Thunderstorms | 0 to 10 mph E | 22% |
| Tuesday Night | 83°F | Mostly Clear | 5 to 13 mph ESE | 12% |
| Wednesday | 89°F | Slight Chance Showers And Thunderstorms | 5 to 14 mph ENE | 21% |
| Wednesday Night | 83°F | Slight Chance Showers And Thunderstorms | 7 to 14 mph E | 17% |
| Thursday | 89°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 8 to 16 mph ENE | 36% |
| Thursday Night | 83°F | Slight Chance Showers And Thunderstorms | 10 to 16 mph E | 18% |
| Friday | 89°F | Slight Chance Rain Showers | 10 to 14 mph ENE | 22% |
| Friday Night | 82°F | Slight Chance Rain Showers | 10 to 15 mph E | 16% |
Forecast source: National Weather Service (api.weather.gov) for Port Aransas (27.821, -97.089). Updated through the day.
Growing snapshot for Port Aransas
Last spring frost
Jan 22
First fall frost
Jan 4
Growing season
362 days
Hardiness zone
10a
More local growing data for Port Aransas: nearby ZIP 78373 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Agua Dulce
Alfred
Banquete
Bishop
Corpus Christi
Driscoll
La Paloma-Lost Creek
North San Pedro
Petronila
Rancho Banquete
Robstown
Sandy Hollow-Escondidas
South La Paloma
Spring Gardens
Tierra Grande
Tierra Verde
Climate data from the nearest NOAA station, Port Aransas 11 Ssw, Tx (5.6 mi from Port Aransas). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.