Forsan, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Forsan, a city in Howard County, Texas.
Tonight
73°F
Mostly Clear
Mostly clear, with a low around 73. South wind around 10 mph.
7-day forecast for Forsan
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 73°F | Mostly Clear | 10 mph S | 0% |
| Saturday | 97°F | Sunny | 10 mph S | 2% |
| Saturday Night | 73°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 10 mph S | 21% |
| Sunday | 97°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 22% |
| Sunday Night | 70°F | Chance Showers And Thunderstorms | 5 to 10 mph S | 36% |
| Monday | 94°F | Sunny | 5 to 10 mph SE | 13% |
| Monday Night | 68°F | Showers And Thunderstorms Likely | 5 to 10 mph E | 57% |
| Tuesday | 88°F | Chance Rain Showers then Chance Showers And Thunderstorms | 10 mph E | 53% |
| Tuesday Night | 66°F | Chance Showers And Thunderstorms | 10 mph E | 53% |
| Wednesday | 88°F | Chance Showers And Thunderstorms | 10 mph SE | 48% |
| Wednesday Night | 67°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph E | 18% |
| Thursday | 89°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 to 10 mph SE | 18% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 27% |
| Friday | 88°F | Chance Rain Showers then Mostly Sunny | 5 to 10 mph SE | 27% |
Forecast source: National Weather Service (api.weather.gov) for Forsan (32.110, -101.367). Updated through the day.
Growing snapshot for Forsan
Last spring frost
Mar 20
First fall frost
Nov 13
Growing season
239 days
Hardiness zone
8a
More local growing data for Forsan: nearby ZIP 79733 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Big Spring, Tx (10.6 mi from Forsan). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.