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Cancun weather
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Recommended for Mexico's Caribbean Coast
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The weather guide for Cancun, Mexico's Caribbean Coast shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.
Which is the hottest month in Cancun?
The hottest time of year in Cancun is normally August. Expect maximum daytime temperatures to reach 33°C with very high heat and humidity.
Which month has the most rain in Cancun?
In terms of rainfall, September is usually the wettest month in Cancun with 229mm on average. There are normally 14 days in September with some rain.
When is it sunniest in Cancun?
The sunniest time of year in Cancun is normally April with bright sunshine on average for 63% of daylight hours; that's 8 hours of sunshine per day.
When is the sea warmest in Cancun?
The sea is usually at its warmest in Cancun in September when the water temperature reaches 29°C.
Metric (°C / mm) | Imperial (°F / inches)
Compare Cancun weather with the USA
Below the Cancun weather chart shows average maximum daytime temperature for Cancun, Caribbean Coast, Mexico and the USA (Washington).
Maximum daytime temperature (°C)
Cancun, Caribbean Coast, Mexico
USA (Washington)
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Metric (°C / mm) | Imperial (°F / inches)
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Tropical storm risk: Cancun, Mexico hurricane season
% of month affected by tropical storms
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The Cancun, Mexico tropical storm risk chart above shows the hurricane season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.
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