Van Alstyne, TX Weather & Growing Conditions
Tonight
74°F
Clear
Clear. Low around 74, with temperatures rising to around 76 overnight. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 74°F | Clear | 5 mph S | 0% |
| Saturday | 98°F | Sunny | 5 to 10 mph S | 0% |
| Saturday Night | 74°F | Mostly Clear | 5 to 10 mph S | 0% |
| Sunday | 98°F | Mostly Sunny | 5 to 10 mph S | 12% |
| Sunday Night | 73°F | Chance Showers And Thunderstorms | 5 mph S | 49% |
| Monday | 94°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph WSW | 49% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 10 mph NE | 18% |
| Tuesday | 92°F | Mostly Sunny | 10 mph NNE | 11% |
| Tuesday Night | 68°F | Partly Cloudy | 5 to 10 mph NE | 5% |
| Wednesday | 92°F | Mostly Sunny | 10 mph ENE | 8% |
| Wednesday Night | 68°F | Partly Cloudy | 5 mph ENE | 2% |
| Thursday | 92°F | Mostly Sunny | 5 to 10 mph E | 6% |
| Thursday Night | 69°F | Partly Cloudy | 5 mph ENE | 6% |
| Friday | 91°F | Mostly Sunny | 5 to 10 mph E | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Van Alstyne, TX
Last spring frost
Mar 17
First fall frost
Nov 15
Growing season
241 days
Hardiness zone
8a
Explore more for Van Alstyne, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Mckinney Municipal Airport, Tx (17.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.