Preston, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Preston, a community in Bryan County, Texas.
Overnight
77°F
Mostly Clear
Mostly clear. Low around 77, with temperatures rising to around 79 overnight. South wind around 5 mph.
7-day forecast for Preston
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 77°F | Mostly Clear | 5 mph S | 0% |
| Saturday | 98°F | Sunny | 5 to 10 mph S | 0% |
| Saturday Night | 77°F | Mostly Clear | 10 mph S | 0% |
| Sunday | 98°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph S | 32% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms | 5 mph SE | 53% |
| Monday | 92°F | Chance Showers And Thunderstorms | 5 mph W | 53% |
| Monday Night | 70°F | Partly Cloudy | 5 to 10 mph NNE | 11% |
| Tuesday | 88°F | Mostly Sunny | 10 to 15 mph NNE | 14% |
| Tuesday Night | 68°F | Slight Chance Rain Showers | 10 mph NE | 16% |
| Wednesday | 85°F | Mostly Sunny | 5 to 10 mph ENE | 9% |
| Wednesday Night | 69°F | Partly Cloudy | 5 mph ENE | 5% |
| Thursday | 86°F | Mostly Sunny | 5 mph ESE | 5% |
| Thursday Night | 70°F | Partly Cloudy | 5 mph E | 3% |
| Friday | 87°F | Mostly Sunny | 5 mph ESE | 6% |
Forecast source: National Weather Service (api.weather.gov) for Preston (33.866, -96.664). Updated through the day.
Growing snapshot for Preston
Last spring frost
Mar 14
First fall frost
Nov 19
Growing season
250 days
Hardiness zone
8a
More local growing data for Preston: nearby ZIP 74731 weather · frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Sherman, Tx (12.1 mi from Preston). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.