Galveston weather in January 2025

Expect 15°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Galveston in January. Check more long-term weather averages for Galveston in January before you book your next holiday to Texas in 2025/2026.

  • 15°C maximum daytime temperature in January in Galveston15
    15°C max day temperature
  • 5 hours of sunshine per day
  • 10 days with some rainfall in January in Galveston10
    10 days with some rainfall
  • 8°C minimum night-time temperature in January in Galveston8
    8°C min night temperature
  • 11 hours of daylight per day in January in Galveston11
    11 hours of daylight per day
  • No heat & humidity in January in Galveston0
    No heat & humidity
  • 86 mm monthly rainfall in January in Galveston86
    86 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in January in Galveston4
    4 (Moderate) UV index
  • 15°C sea temperature in January in Galveston15
    15°C sea temperature

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The January 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 / mm)  |  Imperial (°F / inches)

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How warm is it in Galveston in January?

Daytime temperatures usually reach 15°C in Galveston in January, falling to 8°C at night.

How sunny is it in Galveston in January?

There are normally 5 hours of bright sunshine each day in Galveston in January - that's 45% of daylight hours.

How warm is the sea around Galveston in January?

The average sea temperature around Galveston in January is 15°C.

Does it rain in Galveston in January?

There are usually 10 days with some rain in Galveston in January and the average monthly rainfall is 86mm.

Galveston January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:14 17:33
Thursday, 16th January 2025 07:14 17:44
Friday, 31st January 2025 07:09 17:57

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