Smithville, TX Weather & Growing Conditions
Tonight
71°F
Mostly Clear
Mostly clear, with a low around 71. South southeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Mostly Clear | 0 to 5 mph SSE | 0% |
| Saturday | 98°F | Sunny | 0 to 5 mph SE | 0% |
| Saturday Night | 72°F | Mostly Clear | 0 to 5 mph SSE | 0% |
| Sunday | 98°F | Mostly Sunny | 0 to 5 mph SSE | 0% |
| Sunday Night | 74°F | Partly Cloudy | 0 to 10 mph SSE | 6% |
| Monday | 99°F | Mostly Sunny | 0 to 5 mph SE | 13% |
| Monday Night | 74°F | Mostly Clear | 0 to 5 mph ESE | 13% |
| Tuesday | 99°F | Sunny | 0 to 5 mph NE | 12% |
| Tuesday Night | 74°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph ENE | 15% |
| Wednesday | 99°F | Mostly Sunny | 0 to 10 mph NE | 7% |
| Wednesday Night | 74°F | Partly Cloudy | 0 to 5 mph ENE | 7% |
| Thursday | 98°F | Mostly Sunny | 0 to 10 mph ENE | 4% |
| Thursday Night | 73°F | Mostly Clear | 0 to 10 mph ENE | 3% |
| Friday | 97°F | Mostly Sunny | 0 to 10 mph ENE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Smithville, TX
Last spring frost
Mar 12
First fall frost
Nov 19
Growing season
251 days
Hardiness zone
9a
Explore more for Smithville, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Smithville, Tx (1.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.