Brownsville weather live forecast

Today's maximum temperature in Brownsville is expected to be 90°F. Select a day from the live weather forecast for Brownsville, Texas, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Thursday 18th September 2025 GMT

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The 5-day weather forecast for Texas (Brownsville) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Brownsville weather forecast by day

Below are the detailed weather forecasts for Brownsville for the next 5 days.

Brownsville weather for Thursday 18th September 2025

Expect isolated thunderstorms in Brownsville, Texas with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 12 mph from the east.

  • 90°F maximum temperature90
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 80% chance of some rain80
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 12 mph from the East12
    mph wind from E

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Brownsville weather for Friday 19th September 2025

Expect broken clouds in Brownsville, Texas with a maximum temperature of 90°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

  • 90°F maximum temperature90
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 11 mph from the East11
    mph wind from E

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Brownsville weather for Saturday 20th September 2025

Expect isolated thunderstorms in Brownsville, Texas with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a gentle breeze of 11 mph from the east.

  • 91°F maximum temperature91
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 51% chance of some rain51
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 11 mph from the East11
    mph wind from E

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Brownsville weather for Sunday 21st September 2025

Expect isolated thunderstorms in Brownsville, Texas with a maximum temperature of 91°F, high levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 11 mph from the south-east.

  • 91°F maximum temperature91
    °F maximum temperature
  • 77°F minimum temperature77
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 53% chance of some rain53
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 11 mph from the South-East11
    mph wind from SE

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Brownsville weather for Monday 22nd September 2025

Expect broken clouds in Brownsville, Texas with a maximum temperature of 93°F, high levels of heat & humidity, maximum UV of 10 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 12 mph from the south-east.

  • 93°F maximum temperature93
    °F maximum temperature
  • 79°F minimum temperature79
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 12 mph from the South-East12
    mph wind from SE

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