Brenham, TX Weather & Growing Conditions
Today
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 104. South wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 98°F | Sunny | 0 to 5 mph S | 1% |
| Tonight | 76°F | Mostly Clear | 0 to 5 mph S | 1% |
| Wednesday | 97°F | Mostly Sunny | 0 to 5 mph S | 5% |
| Wednesday Night | 75°F | Mostly Clear | 0 to 10 mph S | 3% |
| Thursday | 97°F | Sunny | 0 to 5 mph S | 8% |
| Thursday Night | 76°F | Mostly Clear | 0 to 10 mph S | 8% |
| Friday | 94°F | Mostly Sunny | 0 to 5 mph S | 14% |
| Friday Night | 75°F | Partly Cloudy | 0 to 5 mph S | 12% |
| Saturday | 94°F | Sunny | 0 to 5 mph SE | 10% |
| Saturday Night | 75°F | Mostly Clear | 0 to 5 mph S | 10% |
| Sunday | 94°F | Mostly Sunny | 0 to 5 mph SE | 10% |
| Sunday Night | 75°F | Partly Cloudy | 0 to 10 mph S | 10% |
| Monday | 95°F | Mostly Sunny | 0 to 10 mph S | 13% |
| Monday Night | 75°F | Partly Cloudy | 0 to 10 mph S | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brenham, TX
Last spring frost
Feb 28
First fall frost
Dec 2
Growing season
279 days
Hardiness zone
9a
Explore more for Brenham, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Bellville 6Nne, Tx (6.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.