Cancun Weather in December
In December, Cancun averages a high of 28°C (83°F) and a low of 19°C (66°F), based on 38 years of historical weather data from CANCUN.
28°C
Average high
83°F
19°C
Average low
66°F
38°C
Record high
100°F · 1972
9°C
Record low
48°F · 1972
What to Expect in Cancun in December
Typical December days in Cancun reach 28°C (83°F) during the afternoon and cool to around 19°C (66°F) overnight. On average, measurable rain falls on about 26% of days this month. Over the past 38 years, December temperatures in Cancun have ranged from a record high of 38°C (1972) down to a record low of 9°C (1972).
For a day-by-day look or other months, see the full Cancun weather history.