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
89°F
Sunny
Sunny, with a high near 89. Heat index values as high as 101. South southeast wind 10 to 14 mph, with gusts as high as 20 mph.
7-day forecast for Port Aransas
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 89°F | Sunny | 10 to 14 mph SSE | 4% |
| Tonight | 82°F | Mostly Clear | 10 to 14 mph SSE | 1% |
| Wednesday | 89°F | Sunny | 13 mph SSE | 2% |
| Wednesday Night | 82°F | Mostly Clear | 9 to 13 mph SSE | 1% |
| Thursday | 89°F | Sunny | 8 to 12 mph SE | 4% |
| Thursday Night | 81°F | Mostly Clear | 7 to 13 mph SSE | 4% |
| Friday | 89°F | Sunny | 6 to 12 mph SE | 8% |
| Friday Night | 82°F | Mostly Clear | 6 to 14 mph SE | 2% |
| Saturday | 87°F | Sunny | 5 to 13 mph SE | 13% |
| Saturday Night | 82°F | Mostly Clear | 7 to 13 mph SE | 4% |
| Sunday | 87°F | Mostly Sunny | 6 to 13 mph SSE | 13% |
| Sunday Night | 82°F | Partly Cloudy | 10 to 14 mph SSE | 9% |
| Monday | 88°F | Mostly Sunny | 9 to 16 mph SSE | 7% |
| Monday Night | 82°F | Mostly Clear | 16 mph SSE | 5% |
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
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Rancho Banquete
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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 Aug 4, 2026.