Sebastian, TX Weather & Growing Conditions
This Afternoon
93°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Mostly sunny. High near 93, with temperatures falling to around 86 in the afternoon. North northwest wind 5 to 8 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 93°F | Slight Chance Showers And Thunderstorms | 5 to 8 mph NNW | 15% |
| Tonight | 65°F | Chance Rain Showers | 7 to 10 mph N | 35% |
| Wednesday | 83°F | Mostly Sunny | 7 to 10 mph NNE | 4% |
| Wednesday Night | 67°F | Partly Cloudy | 2 to 9 mph ESE | 2% |
| Thursday | 90°F | Mostly Sunny | 3 to 9 mph SE | 7% |
| Thursday Night | 69°F | Showers And Thunderstorms Likely | 3 to 8 mph SW | 74% |
| Friday | 80°F | Chance Showers And Thunderstorms then Partly Sunny | 7 to 14 mph N | 44% |
| Friday Night | 63°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 9 mph N | 23% |
| Saturday | 78°F | Chance Rain Showers | 9 to 13 mph N | 47% |
| Saturday Night | 60°F | Chance Showers And Thunderstorms | 8 to 15 mph N | 35% |
| Sunday | 75°F | Chance Rain Showers | 9 to 15 mph N | 26% |
| Sunday Night | 56°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 8 mph N | 15% |
| Monday | 76°F | Mostly Sunny | 9 mph NNE | 5% |
| Monday Night | 56°F | Partly Cloudy | 2 to 7 mph ENE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sebastian, TX
Last spring frost
Jan 10
First fall frost
Dec 27
Growing season
355 days
Hardiness zone
10a
Explore more for Sebastian, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Santa Rosa 3 Wnw, Tx (6.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.