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Brownsville, Texas Weather Forecast
Brownsville, Texas Weather
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Weather Forecast for Brownsville, Texas : Cameron County
Issued: 5:30 am CST Dec 25, 2025 Latitude: 25.9017472 Longitude: -97.4974838 View on Google Maps

MouseOver for Detail Forecast
Overnight Christmas Day Friday Saturday Sunday Monday Tuesday Wednesday
Fog on Overnight Morning Fog on Christmas Day Morning Fog on Friday Mostly Sunny on Saturday Sunny on Sunday 60% chance of thunderstorms on Monday Mostly Sunny on Tuesday Sunny on Wednesday
Low: 68°F High: 84°F High: 84°F High: 84°F High: 84°F High: 72°F High: 57°F High: 67°F
Low: 68°F Low: 69°F Low: 69°F Low: 59°F Low: 44°F Low: 42°F  
Fog Morning Fog Morning Fog Mostly Sunny Sunny Thunderstorms Mostly Sunny Sunny
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Current Conditions at
BROWNSVILLE - (KBRO)
66°
Cloudy
Fog
as of 5:09 AM CST
Rel. Humidity: 93%
Dew Point: 64°F
Visibility: 1/2 Miles
Pressure: 30.15 in.
Flight Rule: IFR
Wind Data
Calm
Current Conditions at
PORT ISABEL - (KPIL)
66°
Cloudy
Fog
as of 5:22 AM CST
Rel. Humidity: 100%
Dew Point: 66°F
Visibility: 1/2 Miles
Pressure: 30.16 in.
Flight Rule: IFR
Wind Data
3 MPH
130° Southeast
Cloud Level(s): Broken at 1100ft, Solid Overcast at 4400ft
Current Conditions at
HARLINGEN - (KHRL)
64°
Cloudy
Fog
as of 4:52 AM CST
Rel. Humidity: 100%
Dew Point: 64°F
Visibility: 1/4 Miles
Pressure: 30.15 in.
Flight Rule: IFR
Wind Data
Calm
Fog on Overnight Overnight... Areas of fog. Otherwise, mostly cloudy, with a low around 68. Calm wind.

Morning Fog on Christmas Day Christmas Day... Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Calm wind becoming southeast 5 to 9 mph in the morning.

Patchy Fog on Thursday Night Thursday Night... Patchy fog after midnight. Otherwise, partly cloudy, with a low around 68. Southeast wind 5 to 7 mph.

Morning Fog on Friday Friday... Widespread dense fog, mainly before 9am. Otherwise, mostly sunny, with a high near 84. South southeast wind 5 to 10 mph.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 69. South southeast wind 7 to 9 mph.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 84. South southeast wind 7 to 15 mph, with gusts as high as 25 mph.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 69. South southeast wind 10 to 13 mph, with gusts as high as 23 mph.

Sunny on Sunday Sunday... Sunny, with a high near 84. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

30% chance of thunderstorms Sunday Night Sunday Night... A 30 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 59. South southeast wind 6 to 10 mph becoming east northeast after midnight.

60% chance of thunderstorms Monday Monday... Showers likely and possibly a thunderstorm before noon, then a chance of showers. Mostly cloudy, with a high near 72. Breezy, with a north wind 9 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

30% chance of rain Monday Night Monday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 44. Breezy, with a north northwest wind 14 to 18 mph, with gusts as high as 25 mph.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 57.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 42.

Sunny on Wednesday Wednesday... Sunny, with a high near 67.

Sun Almanac for Brownsville, Texas
Sunrise: 07:15 AM
Sunset: 5:46 PM
Civil Sunrise:06:49 AM
Civil Sunset: 6:11 PM
Nautical Sunrise: 06:21 AM
Nautical Sunset: 6:40 PM
Astro Sunrise: 05:52 AM
Astro Sunset: 7:08 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.