Alamo Beach, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alamo Beach, a community in Calhoun County, Texas.
Today
88°F
Sunny
Sunny, with a high near 88. Heat index values as high as 98. East wind 3 to 15 mph, with gusts as high as 18 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Alamo Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Sunny | 3 to 15 mph E | 13% |
| Tonight | 80°F | Mostly Clear | 3 to 15 mph SSE | 1% |
| Sunday | 88°F | Sunny | 3 to 13 mph E | 9% |
| Sunday Night | 81°F | Partly Cloudy | 5 to 13 mph SE | 3% |
| Monday | 89°F | Slight Chance Showers And Thunderstorms | 3 to 12 mph SE | 18% |
| Monday Night | 81°F | Slight Chance Showers And Thunderstorms then Clear | 3 to 12 mph SE | 17% |
| Tuesday | 90°F | Sunny | 3 to 13 mph ENE | 12% |
| Tuesday Night | 80°F | Mostly Clear | 1 to 13 mph ESE | 12% |
| Wednesday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 15 mph ENE | 20% |
| Wednesday Night | 80°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 3 to 15 mph E | 20% |
| Thursday | 90°F | Sunny then Slight Chance Showers And Thunderstorms | 8 to 15 mph ENE | 17% |
| Thursday Night | 79°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 7 to 15 mph E | 17% |
| Friday | 90°F | Sunny | 8 to 15 mph ENE | 14% |
| Friday Night | 78°F | Mostly Clear | 7 to 15 mph E | 14% |
Forecast source: National Weather Service (api.weather.gov) for Alamo Beach (28.572, -96.564). Updated through the day.
Growing snapshot for Alamo Beach
Last spring frost
Feb 1
First fall frost
Dec 21
Growing season
321 days
Hardiness zone
9b
More local growing data for Alamo Beach: nearby ZIP 77979 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Pt Comfort, Tx (5.1 mi from Alamo Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.