Brownsville, TX Weather & Growing Conditions
Today
96°F
Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 3pm and 4pm. Sunny. High near 96, with temperatures falling to around 92 in the afternoon. Heat index values as high as 106. East northeast wind 1 to 13 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 96°F | Sunny then Slight Chance Showers And Thunderstorms | 1 to 13 mph ENE | 15% |
| Tonight | 78°F | Mostly Clear | 0 to 12 mph SE | 3% |
| Sunday | 96°F | Mostly Sunny | 0 to 12 mph NE | 14% |
| Sunday Night | 78°F | Partly Cloudy | 2 to 12 mph ESE | 1% |
| Monday | 96°F | Chance Showers And Thunderstorms | 1 to 12 mph ESE | 36% |
| Monday Night | 79°F | Chance Showers And Thunderstorms then Clear | 1 to 12 mph ESE | 36% |
| Tuesday | 96°F | Chance Showers And Thunderstorms | 1 to 13 mph ENE | 44% |
| Tuesday Night | 79°F | Chance Showers And Thunderstorms then Mostly Clear | 1 to 12 mph E | 44% |
| Wednesday | 96°F | Chance Showers And Thunderstorms | 2 to 14 mph ENE | 44% |
| Wednesday Night | 80°F | Chance Showers And Thunderstorms then Mostly Clear | 2 to 13 mph E | 44% |
| Thursday | 95°F | Chance Rain Showers then Chance Showers And Thunderstorms | 3 to 13 mph ENE | 45% |
| Thursday Night | 79°F | Chance Showers And Thunderstorms | 3 to 12 mph ENE | 45% |
| Friday | 95°F | Chance Showers And Thunderstorms | 5 to 13 mph NE | 41% |
| Friday Night | 78°F | Chance Showers And Thunderstorms then Mostly Clear | 3 to 13 mph ENE | 34% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brownsville, TX
Last spring frost
Jan 9
First fall frost
Jan 4
Growing season
365 days
Hardiness zone
10a
Explore more for Brownsville, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Wfo Brownsville, Tx (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.