Cancun weather in January 2026

Expect 28°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Cancun in January based on long-term weather averages. There is usually 6 days with some rainfall and 69 mm of average monthly rainfall in January.

  • 28°C maximum daytime temperature in January in Cancun28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 6 days with some rainfall in January in Cancun6
    6 days with some rainfall
  • 18°C minimum night-time temperature in January in Cancun18
    18°C min night temperature
  • 11 hours of daylight per day in January in Cancun11
    11 hours of daylight per day
  • Moderate heat & humidity in January in CancunM
    Moderate heat & humidity
  • 69 mm monthly rainfall in January in Cancun69
    69 mm of monthly rainfall
  • UV (maximum) index 7 (High) in January in Cancun7
    7 (High) UV index
  • 26°C sea temperature in January in Cancun26
    26°C sea temperature

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The January 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 / mm)  |  Imperial (°F / inches)

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More about Mexico's Caribbean Coast

How hot is it in Cancun in January?

Daytime temperatures usually reach 28°C in Cancun in January with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Cancun in January?

There are normally 6 hours of bright sunshine each day in Cancun in January - that's 58% of daylight hours.

How warm is the sea around Cancun in January?

The average sea temperature around Cancun in January is 26°C.

Does it rain in Cancun in January?

There are usually 6 days with some rain in Cancun in January and the average monthly rainfall is 69mm.

Cancun January sunrise & sunset times

Browse the sunrise and sunset times for Cancun in January 2026. Select a month to view Cancun sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 07:25 18:17
Friday, 16th January 2026 07:27 18:27
Saturday, 31st January 2026 07:25 18:37

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