Cozumel Weather in December

What's the weather like in Cozumel, Mexico in December 2018?

The climate in Cozumel during December can be summarized as hot, humid and damp.

December is in the winter in Cozumel and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a muggy 29°C (84°F), whilst at night 20°C (68°F) is normal.

Cozumel weather averages (imperial / metric)
Daytime temperature 28.7°C 83.6°F
Nightly temperature 20.2°C 68.3°F
Average temperature 24.4°C 75.9°F
Daily sunshine 6.7 hrs
Avg rainfall 107 mm 4.2 ins
Rainy days 9 days
Sea temperature 27.2°C 80.9°F
Humidity 84%
Windspeed 11.9kph 7 mph

On average December is the 5th driest month of the year in Cozumel with around 107mm 4.2 inches of rain making it a damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.

On the flip side this corresponds to an average of 6.7 hours of sunshine per day.

December temperatures in Cozumel

December rainfall

December hourly sunshine

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in December 2018.

Other monthly averages

Cozumel weather stats

Cozumel weather statistics
Hottest month: August 32.5°C 90.5°F
Driest month: March 40mm 1.6ins
Sunniest month: April 8.5hrs
Coldest month: January 28.2°C 82.8°F
Wettest month: September 242mm 9.5ins
Map showing location of Cozumel (20.416584, -86.919582)

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