Preston, TX Weather & Growing Conditions
Overnight
75°F
Mostly Clear
Mostly clear. Low around 75, with temperatures rising to around 78 overnight. Southeast wind around 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 75°F | Mostly Clear | 10 mph SE | 0% |
| Tuesday | 100°F | Sunny | 5 to 10 mph SSE | 1% |
| Tuesday Night | 77°F | Mostly Clear | 5 mph SSE | 1% |
| Wednesday | 101°F | Sunny | 5 to 10 mph SSW | 0% |
| Wednesday Night | 78°F | Mostly Clear | 5 to 10 mph SSE | 0% |
| Thursday | 98°F | Sunny | 5 to 10 mph SSW | 3% |
| Thursday Night | 78°F | Mostly Clear | 5 to 10 mph SSE | 3% |
| Friday | 98°F | Sunny | 5 mph S | 11% |
| Friday Night | 76°F | Mostly Clear | 5 mph SSE | 10% |
| Saturday | 96°F | Sunny | 5 mph S | 6% |
| Saturday Night | 76°F | Mostly Clear | 5 mph SSE | 6% |
| Sunday | 97°F | Sunny | 5 to 10 mph S | 3% |
| Sunday Night | 77°F | Mostly Clear | 10 mph SSE | 3% |
| Monday | 96°F | Sunny | 10 mph S | 2% |
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 Aug 4, 2026.