Brownsville, TX Weather & Growing Conditions
Tonight
78°F
Mostly Clear
Mostly clear, with a low around 78. East southeast wind 0 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 78°F | Mostly Clear | 0 to 6 mph ESE | 2% |
| Sunday | 95°F | Sunny | 0 to 12 mph NE | 10% |
| Sunday Night | 79°F | Partly Cloudy | 1 to 10 mph ESE | 2% |
| Monday | 95°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 13 mph ESE | 20% |
| Monday Night | 80°F | Slight Chance Rain Showers then Clear | 1 to 12 mph ESE | 20% |
| Tuesday | 94°F | Chance Showers And Thunderstorms | 2 to 14 mph E | 34% |
| Tuesday Night | 80°F | Chance Showers And Thunderstorms then Mostly Clear | 2 to 12 mph E | 34% |
| Wednesday | 94°F | Chance Showers And Thunderstorms | 3 to 15 mph ENE | 44% |
| Wednesday Night | 80°F | Chance Showers And Thunderstorms | 3 to 13 mph E | 41% |
| Thursday | 93°F | Chance Showers And Thunderstorms | 5 to 14 mph ENE | 46% |
| Thursday Night | 80°F | Chance Showers And Thunderstorms | 5 to 13 mph ENE | 44% |
| Friday | 93°F | Showers And Thunderstorms Likely | 5 to 14 mph ENE | 61% |
| Friday Night | 80°F | Chance Showers And Thunderstorms | 5 to 13 mph ENE | 53% |
| Saturday | 93°F | Chance Showers And Thunderstorms | 5 to 13 mph ENE | 40% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Brownsville, TX
Last spring frost
Jan 6
First fall frost
Jan 2
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, Brownsville, Tx (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.