Preston, TX Weather & Growing Conditions
Tonight
75°F
Mostly Clear
Mostly clear. Low around 75, with temperatures rising to around 77 overnight. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 75°F | Mostly Clear | 5 mph S | 0% |
| Saturday | 98°F | Sunny | 5 to 10 mph SSW | 0% |
| Saturday Night | 76°F | Mostly Clear | 5 to 10 mph S | 0% |
| Sunday | 98°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 21% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph S | 56% |
| Monday | 92°F | Rain Showers Likely then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 56% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph NE | 17% |
| Tuesday | 90°F | Mostly Sunny | 10 mph NNE | 11% |
| Tuesday Night | 68°F | Partly Cloudy | 5 to 10 mph NE | 4% |
| Wednesday | 90°F | Mostly Sunny | 5 to 10 mph ENE | 7% |
| Wednesday Night | 68°F | Partly Cloudy | 5 mph ENE | 2% |
| Thursday | 91°F | Mostly Sunny | 5 mph E | 8% |
| Thursday Night | 68°F | Partly Cloudy | 5 mph ENE | 6% |
| Friday | 91°F | Mostly Sunny | 5 mph E | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Preston, TX
Last spring frost
Mar 14
First fall frost
Nov 19
Growing season
250 days
Hardiness zone
8a
Explore more for Preston, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Sherman, Tx (8.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.