Galveston weather in March 2025

Expect 20°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Galveston in March. Check more long-term weather averages for Galveston in March before you book your next holiday to Texas in 2025/2026.

  • 20°C maximum daytime temperature in March in Galveston20
    20°C max day temperature
  • 7 hours of sunshine per day
  • 7 days with some rainfall in March in Galveston7
    7 days with some rainfall
  • 13°C minimum night-time temperature in March in Galveston13
    13°C min night temperature
  • 12 hours of daylight per day in March in Galveston12
    12 hours of daylight per day
  • No heat & humidity in March in Galveston0
    No heat & humidity
  • 57 mm monthly rainfall in March in Galveston57
    57 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in March in Galveston8
    8 (Very High) UV index
  • 17°C sea temperature in March in Galveston17
    17°C sea temperature

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The March 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 hot is it in Galveston in March?

Daytime temperatures usually reach 20°C in Galveston in March, falling to 13°C at night.

How sunny is it in Galveston in March?

There are normally 7 hours of bright sunshine each day in Galveston in March - that's 55% of daylight hours.

How warm is the sea around Galveston in March?

The average sea temperature around Galveston in March is 17°C.

Does it rain in Galveston in March?

There are usually 7 days with some rain in Galveston in March and the average monthly rainfall is 57mm.

Galveston March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 06:44 18:19
Sunday, 16th March 2025 06:27 18:28
Monday, 31st March 2025 06:10 18:37

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