Brownsville, TX Weather & Growing Conditions
Tonight
74°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 4am. Mostly cloudy, with a low around 74. Northwest wind 8 to 17 mph. Chance of precipitation is 60%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 74°F | Showers And Thunderstorms Likely | 8 to 17 mph NW | 57% |
| Wednesday | 78°F | Mostly Sunny | 13 to 17 mph NNE | 7% |
| Wednesday Night | 75°F | Partly Cloudy | 12 mph ESE | 4% |
| Thursday | 82°F | Mostly Sunny | 9 to 15 mph SSE | 9% |
| Thursday Night | 74°F | Showers And Thunderstorms Likely | 6 to 13 mph SSW | 70% |
| Friday | 78°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 9 to 22 mph N | 69% |
| Friday Night | 72°F | Chance Rain Showers | 16 mph N | 38% |
| Saturday | 76°F | Chance Showers And Thunderstorms | 15 to 20 mph N | 54% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 18 to 22 mph N | 45% |
| Sunday | 73°F | Chance Showers And Thunderstorms | 20 to 26 mph N | 38% |
| Sunday Night | 67°F | Slight Chance Rain Showers | 14 to 18 mph N | 24% |
| Monday | 73°F | Mostly Sunny | 14 mph NNE | 6% |
| Monday Night | 67°F | Partly Cloudy | 7 to 12 mph ENE | 1% |
| Tuesday | 75°F | Mostly Sunny | 7 to 12 mph E | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brownsville, TX
Last spring frost
Jan 8
First fall frost
Jan 4
Growing season
365 days
Hardiness zone
10b
Explore more for Brownsville, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Port Isabel Cameron Ap, Tx (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.