Galveston weather in October 2025

Expect 79°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Galveston in October. Check more long-term weather averages for Galveston in October before you book your next holiday to Texas in 2025/2026.

  • 79°F maximum daytime temperature in October in Galveston79
    79°F max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in October in Galveston6
    6 days with some rainfall
  • 66°F minimum night-time temperature in October in Galveston66
    66°F min night temperature
  • 11 hours of daylight per day in October in Galveston11
    11 hours of daylight per day
  • Low heat & humidity in October in GalvestonL
    Low heat & humidity
  • 3.1 inches monthly rainfall in October in Galveston3.1
    3.1 inches of monthly rainfall
  • UV (maximum) index 7 (High) in October in Galveston7
    7 (High) UV index
  • 77°F sea temperature in October in Galveston77
    77°F sea temperature

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The October weather guide for Texas (Galveston) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Galveston in October?

Daytime temperatures usually reach 79°F in Galveston in October with low heat and humidity, falling to 66°F at night.

How sunny is it in Galveston in October?

There are normally 8 hours of bright sunshine each day in Galveston in October - that's 66% of daylight hours.

How warm is the sea around Galveston in October?

The average sea temperature around Galveston in October is 77°F.

Does it rain in Galveston in October?

There are usually 6 days with some rain in Galveston in October and the average monthly rainfall is 3.1 inches.

Galveston October sunrise & sunset times

Browse the sunrise and sunset times for Galveston in October 2025. Select a month to view Galveston sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:13 18:04
Thursday, 16th October 2025 06:21 17:47
Friday, 31st October 2025 06:32 17:34

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