Galveston weather live forecast

Today's maximum temperature in Galveston is expected to be 33°C. Select a day from the live weather forecast for Galveston, Texas, USA for more weather parameters.

5-day weather forecast updated at 04:03 on Saturday 26th July 2025 GMT

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

Galveston weather forecast by day

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

Galveston weather for Saturday 26th July 2025

Expect isolated thunderstorms in Galveston, Texas with a maximum temperature of 33°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 6 hours of bright sunshine. There are 40-50 mm of rainfall expected with 98% chance of some rain and a moderate breeze of 22 kph from the south.

  • 33°C maximum temperature33
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 98% chance of some rain98
    % chance of some rain
  • 40-50 mm of rainfall expected<50
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 22 kph from the South22
    kph wind from S

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Galveston weather for Sunday 27th July 2025

Expect broken clouds in Galveston, Texas with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-east.

  • 34°C maximum temperature34
    °C maximum temperature
  • 29°C minimum temperature29
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    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
  • Moderate breeze of 21 kph from the South-East21
    kph wind from SE

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Galveston weather for Monday 28th July 2025

Expect broken clouds in Galveston, Texas with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

  • 34°C maximum temperature34
    °C maximum temperature
  • 29°C minimum temperature29
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 7 hours of bright sunshine7
    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 16 kph from the South16
    kph wind from S

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Galveston weather for Tuesday 29th July 2025

Expect scattered clouds in Galveston, Texas with a maximum temperature of 36°C, very high levels of heat & humidity, maximum UV of 10 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-west.

  • 36°C maximum temperature36
    °C maximum temperature
  • 27°C minimum temperature27
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 10 (Very High)10
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Gentle breeze of 13 kph from the South-West13
    kph wind from SW

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Galveston weather for Wednesday 30th July 2025

Expect scattered clouds in Galveston, Texas with a maximum temperature of 36°C, very high levels of heat & humidity, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

  • 36°C maximum temperature36
    °C maximum temperature
  • 26°C minimum temperature26
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Very high heat & humidityVH
    very high heat & humidity
  • Gentle breeze of 18 kph from the South18
    kph wind from S

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Metric (°C / mm)  |  Imperial (°F / inches)

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