Cancun weather in July 2025

Expect 90°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Cancun in July. Check more long-term weather averages for Cancun in July before you book your next holiday to Mexico's Caribbean Coast in 2025/2026.

  • 90°F maximum daytime temperature in July in Cancun90
    90°F max day temperature
  • 7 hours of sunshine per day
  • 11 days with some rainfall in July in Cancun11
    11 days with some rainfall
  • 73°F minimum night-time temperature in July in Cancun73
    73°F min night temperature
  • 13 hours of daylight per day in July in Cancun13
    13 hours of daylight per day
  • Very high heat & humidity in July in CancunVH
    Very High heat & humidity
  • 5.0 inches monthly rainfall in July in Cancun5.0
    5.0 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in July in Cancun11
    11+ (Extreme) UV index
  • 82°F sea temperature in July in Cancun82
    82°F sea temperature

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The July weather guide for Mexico's Caribbean Coast (Cancun) 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)  |  Imperial (°F)

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More about Mexico's Caribbean Coast

How hot is it in Cancun in July?

Daytime temperatures usually reach 90°F in Cancun in July with very high heat and humidity, falling to 73°F at night.

How sunny is it in Cancun in July?

There are normally 7 hours of bright sunshine each day in Cancun in July - that's 54% of daylight hours.

How warm is the sea around Cancun in July?

The average sea temperature around Cancun in July is 82°F.

Does it rain in Cancun in July?

There are usually 11 days with some rain in Cancun in July and the average monthly rainfall is 5.0 inches.

Cancun July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 06:09 19:33
Wednesday, 16th July 2025 06:15 19:32
Thursday, 31st July 2025 06:21 19:26

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