Galveston County (Bolivar Peninsula)
May
Weather in Galveston County for May 2025
Your guide to Galveston County weather in May - trends and predictions
Flood Warning - See hour by hour.
The forecast for the next days in Galveston County predicts temperatures to be around 26 °F, close to the historical average.
In general, the average temperature in Galveston County at the beginning of May is 25.1 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 28.9 °F by the end of May.
Galveston County in May brings notable rainfall, with an average of 20 rainy days and a total precipitation of 252.7 mm.
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Temperatures
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11
Dry days
20
Rainy days
0
Snow days
27°/24°
Temperatures
28 km/h
Avg max wind
82 %
Avg humidity
Galveston County Weather May
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1   26° | 2  24° | 3  25° | ||||
| 4  25° | 5 25° | 6 25° | 7 26° | 8 26° | 9 26° | 10 24° |
| 11  26° | 12 26° | 13  27° | 14 29° | 15 27° | 16  25° | 17 26° |
| 18  27° | 19 27° | 20 27° | 21 27° | 22 27° | 23 28° | 24 28° |
| 25 29° | 26 29° | 27 30° | 28 29° | 29  28° | 30 29° | 31  28° |
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Temperatures trend during May in Galveston County
See the weather trend as well as the moving average line
May weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| May 1 | Thundery outbreaks possible | 26° /23° | 0 mm | 2.4 | |
| May 2 | Overcast | 24° /23° | 0 mm | 1.7 | |
| May 3 | Moderate rain | 25° /19° | 10.2 mm | 1.6 | |
| May 4 | Sunny | 25° /20° | 0 mm | 0 | |
| May 5 | Sunny | 25° /21° | 0 mm | 6 | |
| May 6 | Sunny | 25° /24° | 0 mm | 6 | |
| May 7 | Sunny | 26° /20° | 0 mm | 6 | |
| May 8 | Sunny | 26° /22° | 0 mm | 6 | |
| May 9 | Sunny | 26° /23° | 0 mm | 6 | |
| May 10 | Moderate rain | 24° /21° | 15 mm | 5 | |
| May 11 | Patchy rain possible | 26° /23° | 2.5 mm | 5 | |
| May 12 | Patchy rain possible | 26° /25° | 0.1 mm | 6 | |
| May 13 | Partly cloudy | 27° /25° | 0 mm | 7 | |
| May 14 | Sunny | 29° /21° | 0 mm | 7 | |
| May 15 | Sunny | 27° /23° | 0 mm | 7 | |
| May 16 | Moderate or heavy rain shower | 25° /23° | 69.4 mm | 6 | |
| May 17 | Moderate or heavy rain shower | 26° /22° | 22.7 mm | 6 | |
| May 18 | Cloudy | 27° /23° | 0.1 mm | 6 | |
| May 19 | Sunny | 27° /24° | 0 mm | 7 | |
| May 20 | Overcast | 27° /24° | 0.3 mm | 6 | |
| May 21 | Patchy rain possible | 27° /25° | 0.8 mm | 6 | |
| May 22 | Overcast | 27° /25° | 0.4 mm | 6 | |
| May 23 | Overcast | 28° /25° | 0 mm | 6 | |
| May 24 | Patchy rain possible | 28° /26° | 0.1 mm | 6 | |
| May 25 | Cloudy | 29° /26° | 0 mm | 6 | |
| May 26 | Patchy rain possible | 29° /26° | 0.6 mm | 6 | |
| May 27 | Cloudy | 30° /26° | 0 mm | 7 | |
| May 28 | Moderate or heavy rain shower | 29° /26° | 17.5 mm | 6 | |
| May 29 | Heavy rain at times | 28° /25° | 5.6 mm | 6 | |
| May 30 | Moderate or heavy rain shower | 29° /25° | 10.4 mm | 6 | |
| May 31 | Patchy light rain with thunder | 28° /26° | 2.8 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Galveston County in May 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 County forecast closer to your planned date for the most up-to-date weather information.
Galveston County in May - FAQ
What are the expected maximum and minimum temperatures in Galveston County during May?
During May, expect a variety of temperatures with highs around 27° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Galveston County during May?
Significant rainfall exceeding 252.7 mm is expected in Galveston County during May, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Galveston County during May?
The average wind speed in Galveston County during May is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
May rainfall patterns in Galveston County
Explore the daily rainfall trends and prepare for Galveston Countys May weather 💧
UV exposure in Galveston County during May
Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Where is Galveston County?Get accurate weather forecasts for Galveston County, located at latitude 29.478 and longitude -94.58. Stay updated with localized weather information tailored for Galveston County.
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