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Weather in Galveston Island, Texas for October 2025

Your guide to Galveston Island weather in October - trends and predictions

    Official Weather Alert ⚠️

  • Wind Advisory - See hour by hour.

  • Temperatures

  • 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.

  • Rain 🌧️

  • With an average of 5 rainy days, Galveston Island experiences minimal rainfall in October.

  • More

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Average dry days
26
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
26°/23°
Temperatures
Average wind speed
26 km/h
Avg max wind
Average humidity
75 %
Avg humidity

Galveston Island Weather October

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Temperatures trend during October in Galveston Island

See the weather trend as well as the moving average line

October weather in Galveston Island day by day

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Date Weather Temperatures Rain UV More
Oct. 1 Partly cloudy
Partly cloudy
30° /26° 0 mm 8
Oct. 2 Sunny
Sunny
30° /24° 0.1 mm 8
Oct. 3 Patchy rain possible
Patchy rain possible
29° /25° 1.9 mm 7
Oct. 4 Moderate or heavy rain shower
Moderate or heavy rain shower
27° /25° 11 mm 7
Oct. 5 Moderate or heavy rain shower
Moderate or heavy rain shower
27° /25° 4.5 mm 7
Oct. 6 Sunny
Sunny
29° /26° 0 mm 8
Oct. 7 Sunny
Sunny
29° /25° 0.5 mm 8
Oct. 8 Partly cloudy
Partly cloudy
28° /24° 0 mm 7
Oct. 9 Sunny
Sunny
28° /23° 5.9 mm 7
Oct. 10 Sunny
Sunny
28° /23° 0 mm 7
Oct. 11 Sunny
Sunny
27° /24° 0 mm 7
Oct. 12 Partly cloudy
Partly cloudy
27° /24° 0 mm 7
Oct. 13 Overcast
Overcast
26° /24° 0 mm 7
Oct. 14 Overcast
Overcast
28° /22° 0 mm 7
Oct. 15 Overcast
Overcast
26° /23° 0 mm 7
Oct. 16 Overcast
Overcast
26° /20° 0.3 mm 6
Oct. 17 Cloudy
Cloudy
24° /22° 0 mm 6
Oct. 18 Overcast
Overcast
26° /23° 0 mm 6
Oct. 19 Partly cloudy
Partly cloudy
27° /23° 0 mm 7
Oct. 20 Sunny
Sunny
26° /22° 0 mm 7
Oct. 21 Overcast
Overcast
26° /23° 2.6 mm 6
Oct. 22 Overcast
Overcast
24° /22° 88.3 mm 5
Oct. 23 Overcast
Overcast
24° /22° 6.9 mm 6
Oct. 24 Overcast
Overcast
24° /22° 13.4 mm 6
Oct. 25 Partly cloudy
Partly cloudy
25° /24° 15.8 mm 6
Oct. 26 Overcast
Overcast
25° /23° 27.4 mm 6
Oct. 27 Sunny
Sunny
25° /23° 0 mm 7
Oct. 28 Patchy rain possible
Patchy rain possible
29° /18° 4.8 mm 1.2
Oct. 29 Sunny
Sunny
22° /15° 0 mm 1.2
Oct. 30 Sunny
Sunny
22° /15° 0 mm 1.2
Oct. 31 Sunny
Sunny
20° /17° 0 mm 1.2
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Important Notice
Our weather forecast for Galveston Island in October 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 Island forecast closer to your planned date for the most up-to-date weather information.

Galveston Island in October - FAQ

What are the expected maximum and minimum temperatures in Galveston Island during October?
During October, expect a variety of temperatures with highs around 26° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Galveston Island during October?
Moderate rainfall is anticipated in Galveston Island during October, with a total of 54.6 mm spread over approximately 5 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Galveston Island during October?
The average wind speed in Galveston Island during October is 26 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Galveston Island

Explore the daily rainfall trends and prepare for Galveston Islands October weather 💧

UV exposure in Galveston Island during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️

Quick links

More Galveston Island weather pages
Location coordinates Where is Galveston Island?

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.

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