Galveston, TX Weather & Growing Conditions
Today
92°F
Sunny
Sunny, with a high near 92. Heat index values as high as 106. Southwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 92°F | Sunny | 5 to 10 mph SW | 3% |
| Tonight | 83°F | Mostly Clear | 5 to 10 mph S | 6% |
| Wednesday | 91°F | Sunny | 5 to 10 mph S | 2% |
| Wednesday Night | 83°F | Mostly Clear | 10 mph S | 1% |
| Thursday | 91°F | Sunny | 5 to 10 mph S | 10% |
| Thursday Night | 82°F | Mostly Clear | 5 to 10 mph S | 8% |
| Friday | 90°F | Sunny | 5 to 10 mph SE | 12% |
| Friday Night | 83°F | Mostly Clear then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 15% |
| Saturday | 89°F | Slight Chance Showers And Thunderstorms then Sunny | 5 to 10 mph SE | 15% |
| Saturday Night | 83°F | Mostly Clear | 5 to 10 mph SE | 12% |
| Sunday | 89°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 22% |
| Sunday Night | 83°F | Slight Chance Showers And Thunderstorms | 10 mph S | 18% |
| Monday | 89°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 38% |
| Monday Night | 84°F | Chance Showers And Thunderstorms then Partly Cloudy | 10 to 15 mph S | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Galveston, TX
Last spring frost
Jan 25
First fall frost
Jan 1
Growing season
348 days
Hardiness zone
10a
Explore more for Galveston, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Galveston, Tx (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.