Harman US

Forsan, TX Weather & Growing Conditions

Today
99°F
Sunny
Sunny, with a high near 99. South wind around 15 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 99°F Sunny 15 mph S 0%
Tonight 73°F Mostly Clear 10 to 15 mph S 0%
Wednesday 98°F Sunny 10 to 15 mph S 0%
Wednesday Night 73°F Mostly Clear 10 to 15 mph S 0%
Thursday 99°F Sunny 15 mph S 0%
Thursday Night 73°F Mostly Clear 10 to 15 mph S 0%
Friday 99°F Sunny 10 to 15 mph S 0%
Friday Night 73°F Mostly Clear 10 mph S 3%
Saturday 98°F Sunny 5 to 10 mph S 3%
Saturday Night 72°F Mostly Clear 10 mph S 3%
Sunday 97°F Sunny 10 mph S 2%
Sunday Night 72°F Mostly Clear 10 to 15 mph S 2%
Monday 98°F Sunny 15 mph S 0%
Monday Night 73°F Mostly Clear 15 mph S 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Forsan, TX

Last spring frost
Mar 20
First fall frost
Nov 13
Growing season
239 days
Hardiness zone
8a

Explore more for Forsan, TX: full frost dates · planting calendar · Texas frost dates

Climate data from the nearest NOAA station, Big Spring, Tx (10.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.