December weather forecast
Villahermosa, Mexico

December epitomizes winter season in Villahermosa, presenting the lowest temperature reading of 18.5°C (65.3°F). There's a diminution in rainfall and a slight drop in humidity compared to November. The daytime lasts a little over 11 hours, making it the shortest in the year. Despite this, December still hosts a fair amount of sunshine hours, setting the stage for exploring the city during the holiday season. The blend of festive fervor and pleasant weather creates an unforgettable ambiance.

Temperature

Villahermosa sees the arrival of December with an average high-temperature of a still warm 27.6°C (81.7°F), indicating a subtle variation from November. Villahermosa temperatures generally rest at a low of 18.5°C (65.3°F) during the December nights.

Heat index

For most parts of December, the heat index is calculated to be a hot 32°C (89.6°F). With extended exposure and activity, one might feel exhausted and experience heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

The average relative humidity in December is 86%.

Rainfall

In December, the rain falls for 14.5 days. Throughout December, 68mm (2.68") of precipitation is accumulated. In Villahermosa, Mexico, during the entire year, the rain falls for 198.8 days and collects up to 1061mm (41.77") of precipitation.

Daylight

With an average of 11h and 6min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:27 am and sunset at 5:34 pm. On the last day of December, in Villahermosa, sunrise is at 6:42 am and sunset at 5:47 pm CST.

Sunshine

In Villahermosa, the average sunshine in December is 5.7h.

UV index

In Villahermosa, the average daily maximum UV index in December is 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 6 in December translates into this advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.