Galveston (TX)
August
Weather in Galveston, Texas for August 2026
Your guide to Galveston weather in August - trends and predictions
In general, the average temperature in Galveston at the beginning of August is 30.4 °F. As the month progressed, temperatures tended to slightly decrease, reaching an average of 30 °F by the end of August.
Galveston experiences moderate rainfall in August, with an average of 9 rainy days and a total precipitation of 80 mm.
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Temperatures
Rain 🌧️
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22
Dry days
9
Rainy days
0
Snow days
30°/28°
Temperatures
23 km/h
Avg max wind
79 %
Avg humidity
Galveston Weather August
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Temperatures trend during August in Galveston
See the weather trend as well as the moving average line
August weather in Galveston day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Aug. 1 |  Thundery outbreaks possible | 31° /27° | 0 mm | 7 | |
| Aug. 2 |  Partly cloudy | 33° /27° | 0.1 mm | 8 | |
| Aug. 3 | Thundery outbreaks possible | 29° /27° | 0 mm | 6 | |
| Aug. 4 |  Cloudy | 30° /27° | 0 mm | 7 | |
| Aug. 5 | Partly cloudy | 31° /28° | 0 mm | 8 | |
| Aug. 6 |  Moderate or heavy rain shower | 29° /28° | 22 mm | 6 | |
| Aug. 7 | Partly cloudy | 30° /28° | 0 mm | 8 | |
| Aug. 8 |  Sunny | 30° /28° | 0 mm | 8 | |
| Aug. 9 | Partly cloudy | 29° /28° | 0 mm | 7 | |
| Aug. 10 | Thundery outbreaks possible | 31° /28° | 7.2 mm | 7 | |
| Aug. 11 | Moderate or heavy rain shower | 31° /28° | 8.4 mm | 7 | |
| Aug. 12 | Partly cloudy | 31° /29° | 0 mm | 8 | |
| Aug. 13 | Cloudy | 30° /28° | 0 mm | 7 | |
| Aug. 14 | Cloudy | 29° /29° | 0 mm | 6 | |
| Aug. 15 | Sunny | 31° /29° | 0 mm | 8 | |
| Aug. 16 | Cloudy | 30° /29° | 0 mm | 7 | |
| Aug. 17 | Cloudy | 31° /29° | 0 mm | 7 | |
| Aug. 18 | Thundery outbreaks possible | 31° /27° | 0 mm | 7 | |
| Aug. 19 | Moderate rain at times | 29° /27° | 3.1 mm | 6 | |
| Aug. 20 | Partly cloudy | 32° /28° | 0.1 mm | 8 | |
| Aug. 21 |  Light rain shower | 31° /26° | 7 mm | 7 | |
| Aug. 22 | Partly cloudy | 30° /28° | 0 mm | 8 | |
| Aug. 23 | Moderate or heavy rain shower | 29° /26° | 7.4 mm | 6 | |
| Aug. 24 | Sunny | 31° /28° | 0 mm | 8 | |
| Aug. 25 | Cloudy | 30° /28° | 0 mm | 7 | |
| Aug. 26 | Cloudy | 30° /29° | 0 mm | 7 | |
| Aug. 27 | Moderate or heavy rain shower | 29° /28° | 4.6 mm | 6 | |
| Aug. 28 | Partly cloudy | 31° /29° | 0 mm | 8 | |
| Aug. 29 | Thundery outbreaks possible | 31° /29° | 0 mm | 7 | |
| Aug. 30 | Light rain shower | 29° /28° | 8.4 mm | 6 | |
| Aug. 31 | Light rain shower | 30° /29° | 11.7 mm | 7 | |
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Important Notice
Our weather forecast for Galveston in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Galveston forecast closer to your planned date for the most up-to-date weather information.
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Galveston in August - FAQ
What are the expected maximum and minimum temperatures in Galveston during August?
During August, expect a variety of temperatures with highs around 30° and lows near 28°, suitable for diverse activities and preferences.
How much rainfall should be expected in Galveston during August?
Moderate rainfall is anticipated in Galveston during August, with a total of 80 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Galveston during August?
The average wind speed in Galveston during August is 23 km/h, suggesting breezy to windy conditions, depending on your activities.
August rainfall patterns in Galveston
Explore the daily rainfall trends and prepare for Galvestons August weather 💧
UV exposure in Galveston during August
Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️
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