Weather in Galveston Island, Texas for October 2025
Wind Advisory - See hour by hour.
Until now, October 2025 in Galveston Island has been nearly identical to the historical average, with a temperature of 27.1 °F (showing only a slight deviation of 0.3 °F).
Expect cooler weather in the next days in Galveston Island with the forecast suggesting a temperature of 21.5 °F, lower than the historical average.
In general, the average temperature in Galveston Island at the beginning of October is 28.7 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24 °F by the end of October.
With an average of 5 rainy days, Galveston Island experiences minimal rainfall in October.
New! Chat with our AI weatherman - it’s amazing and free.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
More
Galveston Island Weather October
Temperatures trend during October in Galveston Island
October weather in Galveston Island day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Oct. 1 | Partly cloudy | 30° /26° | 0 mm | 8 | |
| Oct. 2 | Sunny | 30° /24° | 0.1 mm | 8 | |
| Oct. 3 | Patchy rain possible | 29° /25° | 1.9 mm | 7 | |
| Oct. 4 | Moderate or heavy rain shower | 27° /25° | 11 mm | 7 | |
| Oct. 5 | Moderate or heavy rain shower | 27° /25° | 4.5 mm | 7 | |
| Oct. 6 | Sunny | 29° /26° | 0 mm | 8 | |
| Oct. 7 | Sunny | 29° /25° | 0.5 mm | 8 | |
| Oct. 8 | Partly cloudy | 28° /24° | 0 mm | 7 | |
| Oct. 9 | Sunny | 28° /23° | 5.9 mm | 7 | |
| Oct. 10 | Sunny | 28° /23° | 0 mm | 7 | |
| Oct. 11 | Sunny | 27° /24° | 0 mm | 7 | |
| Oct. 12 | Partly cloudy | 27° /24° | 0 mm | 7 | |
| Oct. 13 | Overcast | 26° /24° | 0 mm | 7 | |
| Oct. 14 | Overcast | 28° /22° | 0 mm | 7 | |
| Oct. 15 | Overcast | 26° /23° | 0 mm | 7 | |
| Oct. 16 | Overcast | 26° /20° | 0.3 mm | 6 | |
| Oct. 17 | Cloudy | 24° /22° | 0 mm | 6 | |
| Oct. 18 | Overcast | 26° /23° | 0 mm | 6 | |
| Oct. 19 | Partly cloudy | 27° /23° | 0 mm | 7 | |
| Oct. 20 | Sunny | 26° /22° | 0 mm | 7 | |
| Oct. 21 | Overcast | 26° /23° | 2.6 mm | 6 | |
| Oct. 22 | Overcast | 24° /22° | 88.3 mm | 5 | |
| Oct. 23 | Overcast | 24° /22° | 6.9 mm | 6 | |
| Oct. 24 | Overcast | 24° /22° | 13.4 mm | 6 | |
| Oct. 25 | Partly cloudy | 25° /24° | 15.8 mm | 6 | |
| Oct. 26 | Overcast | 25° /23° | 27.4 mm | 6 | |
| Oct. 27 | Sunny | 25° /23° | 0 mm | 7 | |
| Oct. 28 | Patchy rain possible | 29° /18° | 4.8 mm | 1.2 | |
| Oct. 29 | Sunny | 22° /15° | 0 mm | 1.2 | |
| Oct. 30 | Sunny | 22° /15° | 0 mm | 1.2 | |
| Oct. 31 | Sunny | 20° /17° | 0 mm | 1.2 | |
| Next | |||||
Galveston Island in October - FAQ
October rainfall patterns in Galveston Island
UV exposure in Galveston Island during October
Quick links
Get accurate weather forecasts for Galveston Island, located at latitude 29.222 and longitude -94.909. Stay updated with localized weather information tailored for Galveston Island.