Cancun weather in May 2021

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  • 32°C maximum daytime temperature in May in Cancun32
    32°C max day temperature
  • 8 hours of sunshine per day
  • 7 days with some rainfall in May in Cancun7
    7 days with some rainfall
  • 22°C minimum night-time temperature in May in Cancun22
    22°C min night temperature
  • 13 hours of daylight per day in May in Cancun13
    13 hours of daylight per day
  • Very high heat & humidity in May in CancunVH
    Very High heat & humidity
  • 109 mm monthly rainfall in May in Cancun109
    109 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in May in Cancun11
    11+ (Extreme) UV index
  • 27°C sea temperature in May in Cancun27
    27°C sea temperature

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The May weather guide for Cancun, Mexico - Caribbean Coast 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.

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How hot is it in Cancun in May?

Daytime temperatures usually reach 32°C in Cancun in May with very high heat and humidity, falling to 22°C at night.

How sunny is it in Cancun in May?

There are normally 8 hours of bright sunshine each day in Cancun in May - that's 61% of daylight hours.

How warm is the sea around Cancun in May?

The average sea temperature around Cancun in May is 27°C.

Does it rain in Cancun in May?

There are usually 7 days with some rain in Cancun in May and the average monthly rainfall is 109mm.

Cancun sunrise & sunset times for May 2021

Browse the sunrise & sunset times for Cancun in May 2021. Select a month to view Cancun sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st May 2021 06:17 19:13
Sunday, 16th May 2021 06:09 19:19
Monday, 31st May 2021 06:05 19:25
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Metric (°C / mm)  |  Imperial (°F / inches)

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Where is hot in Mexico - Caribbean Coast in May for 2021/2022?

Below are average maximum temperatures at popular destinations in Mexico - Caribbean Coast in May. Select a destination to see more weather parameters.

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