December weather forecast
Playa del Carmen, Mexico

December comes with milder weather and a decrease in rainfall, making it an ideal month for visitors to explore Playa del Carmen. Subtle temperature shifts signal the presence of winter, with a slight increase in wind speed creating a more refreshing atmosphere. An important temperature feature of this month is the slightly decreased sea temperature, which sits at 27°C (80.6°F). The reduced rainfall and longer sunshine hours turn the city into a winter haven for tourists. The variety in weather, completed by the persistent northeastern winds, concludes the climatological year on a pleasant note in Playa del Carmen.

Temperature

Playa del Carmen's December average high-temperature settles at a still moderately hot 27.2°C (81°F), showing a near match with the preceding month. December nights document an average temperature reading of 23.3°C (73.9°F).

Heat index

The heat index value during December is computed to be a hot 30°C (86°F). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', evaluates the perceived heat by adding the effect of moisture in the air. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

In December, the average relative humidity is 77%.

Rainfall

In Playa del Carmen, during December, the rain falls for 17.9 days and regularly aggregates up to 53mm (2.09") of precipitation. Throughout the year, there are 227.4 rainfall days, and 1021mm (40.2") of precipitation is accumulated.

Sea temperature

In December, the average sea temperature is 27°C (80.6°F).
Note: In water activities such as swimming and diving, temperatures from 25°C (77°F) to 29°C (84.2°F) are deemed highly pleasurable for extended periods without any unease.

Daylight

The month with the shortest days is December, with an average of 10h and 54min of daylight.
On the first day of December in Playa del Carmen, sunrise is at 7:08 am and sunset at 6:06 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 6:18 pm EST.

Sunshine

The average sunshine in December in Playa del Carmen is 8.4h.

UV index

The months with the lowest UV index in Playa del Carmen, Mexico, are January, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In December, a regular UV index of 6 translates into these guidelines:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Alert! Sand and water increase UV exposure due to their reflective properties.