Cayo Guillermo weather in March 2025

Expect 29°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Cayo Guillermo in March. Check more long-term weather averages for Cayo Guillermo in March before you book your next holiday to Cuba in 2025/2026.

  • 29°C maximum daytime temperature in March in Cayo Guillermo29
    29°C max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in March in Cayo Guillermo6
    6 days with some rainfall
  • 18°C minimum night-time temperature in March in Cayo Guillermo18
    18°C min night temperature
  • 12 hours of daylight per day in March in Cayo Guillermo12
    12 hours of daylight per day
  • Moderate heat & humidity in March in Cayo GuillermoM
    Moderate heat & humidity
  • 52 mm monthly rainfall in March in Cayo Guillermo52
    52 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in March in Cayo Guillermo10
    10 (Very High) UV index
  • 25°C sea temperature in March in Cayo Guillermo25
    25°C sea temperature

More about Cayo Guillermo

Cayo Guillermo by month

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The March weather guide for Cuba (Cayo Guillermo) 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 Cayo Guillermo in March?

Daytime temperatures usually reach 29°C in Cayo Guillermo in March with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Cayo Guillermo in March?

There are normally 8 hours of bright sunshine each day in Cayo Guillermo in March - that's 68% of daylight hours.

How warm is the sea around Cayo Guillermo in March?

The average sea temperature around Cayo Guillermo in March is 25°C.

Does it rain in Cayo Guillermo in March?

There are usually 6 days with some rain in Cayo Guillermo in March and the average monthly rainfall is 52mm.

Cayo Guillermo March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st March 2025 06:36 18:18
Sunday, 16th March 2025 06:22 18:24
Monday, 31st March 2025 06:08 18:30

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