Cancun weather in September 2021

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  • 32°C maximum daytime temperature in September in Cancun32
    32°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in September in Cancun14
    14 days with some rainfall
  • 23°C minimum night-time temperature in September in Cancun23
    23°C min night temperature
  • 12 hours of daylight per day in September in Cancun12
    12 hours of daylight per day
  • Very high heat & humidity in September in CancunVH
    Very High heat & humidity
  • 229 mm monthly rainfall in September in Cancun229
    229 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Cancun11
    11 (Extreme) UV index
  • 29°C sea temperature in September in Cancun29
    29°C sea temperature

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The September 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 September?

Daytime temperatures usually reach 32°C in Cancun in September with very high heat and humidity, falling to 23°C at night.

How sunny is it in Cancun in September?

There are normally 6 hours of bright sunshine each day in Cancun in September - that's 51% of daylight hours.

How warm is the sea around Cancun in September?

The average sea temperature around Cancun in September is 29°C.

Does it rain in Cancun in September?

There are usually 14 days with some rain in Cancun in September and the average monthly rainfall is 229mm.

What is the chance of a hurricane in Cancun in September?

On average 1.2 days in September in Cancun are likely to be affected by the passage of one or more tropical storms.

Metric (°C / mm)  |  Imperial (°F / inches)

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Cancun sunrise & sunset times for September 2021

Browse the sunrise and sunset times for Cancun in September 2021. Select a month to view Cancun sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st September 2021 06:31 19:03
Wednesday, 15th September 2021 06:35 18:50
Thursday, 30th September 2021 06:38 18:36
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