December Weather in Bacalar, Mexico

Last updated: April 22, 2025

In December, Bacalar, Mexico experiences a delightful climate characterized by maximum temperatures reaching 32°C (90°F) and an average of 24°C (76°F), making it a perfect escape for sun-seekers. With minimum temperatures dipping to 12°C (54°F) at night, visitors can enjoy a comfortable range to unwind. However, prepare for occasional rain, as the month brings about 39 mm (1.5 in) of precipitation over approximately 12 days, creating a lush backdrop for this stunning region. The high humidity level of 88% adds a tropical feel, ensuring that Bacalar remains a captivating destination throughout the month.

December Temperature in Bacalar

In December, Bacalar, Mexico, welcomes the mild embrace of winter, with temperatures showcasing a gentle decline as the year draws to a close. The minimum temperature dips to a cool 12°C (54°F), offering refreshing evenings, while the average hovers around a comfortable 24°C (76°F). Daytime warmth peaks at a delightful 32°C (90°F), striking a perfect balance for beachgoers and explorers alike. This month marks a transition from the warmer autumn months, with December experiencing slightly lower highs compared to November's 33°C (92°F). As the holiday season approaches, Bacalar's climate invites visitors to enjoy both serene lake activities and the vibrant local culture without the exertion of the summer heat.

December Weather in Bacalar: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Bacalar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec757779828382838382807775
Data source: Temperature data for Bacalar generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Bacalar

In Bacalar, Mexico, December experiences a moderate precipitation level, with about 39 mm (1.5 in) of rain falling over 12 days. This month marks a transition as the rainfall begins to taper off from the peaks observed in the summer and early fall, like June's hefty 229 mm (9.0 in). Compared to the preceding month of November, which sees 75 mm (3.0 in) of rain across 14 days, December's milder precipitation reflects a gradual shift into the dryer winter season. This trend showcases Bacalar’s distinctive climate, where the rainy season gives way to a more tranquil atmosphere, making December a pleasant time for visitors to enjoy the rich natural beauty of the region without the burden of persistent rain.

December Precipitation Trends in Bacalar

The chart displays monthly precipitation patterns in Bacalar, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec4321213272229901261581807539
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Bacalar

In December, Bacalar, Mexico, experiences a notable peak in humidity, registering at 88%, closely mirroring the 88% recorded in November. This signifies the culmination of a wetter season, where humidity gradually escalates from 63% in May to the year-end highs. As the months transition from the drier spring to the humid fall, we observe a clear upward trend, with January's humidity starting at 85% and reaching its zenith in the closing months. The wet atmosphere in December not only enhances the lush landscapes but also creates a vibrant backdrop for visitors seeking to embrace the beauty and tranquility of this tropical paradise.

December Average Humidity in Bacalar

This chart illustrates the average monthly humidity levels in Bacalar, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%80%69%64%63%62%65%78%86%87%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Bacalar

In Bacalar, Mexico, the UV Index reflects a notable trend of strong sunlight exposure throughout the year. December, with a UV Index of 8, still falls within the very high category, necessitating mindful sun protection. This marks a slight decrease from the intense levels observed in the earlier months, where indices peaked at 14 in April, indicating extreme risk with a burn time as short as 10 minutes. As the year progresses, it's evident that while the winter months bring some respite, UV levels remain notably substantial. Travelers and locals alike should remain vigilant about sun safety even as the holiday season unfolds. For more details, check out the Bacalar UV Index.

Maximum UV Index Levels in Bacalar for December

The chart shows the monthly maximum UV Index (UVI) for Bacalar in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313131198
Data source: Bacalar December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Bacalar

In Bacalar, Mexico, December welcomes a delightful 299 hours of sunshine, continuing a trend of abundant sunlight as the year comes to a close. This enchanting destination experiences a gradual increase in sunny days from January's 233 hours, culminating in May's impressive peak of 334 hours. As the rainy season fades, the consistent brightness from June onwards, with hours around 275 to 322, creates a perfect backdrop for relaxation and exploration. By December, visitors can bask in nearly 10 hours of sunlight daily, making it an ideal month to enjoy Bacalar's stunning lagoons and vibrant culture amidst the warmth of the winter sun.

Monthly Sunshine Duration in Bacalar: December Highlighted

The December sunshine duration represents the total number of hours Bacalar experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec233h280h318h319h334h275h322h323h299h285h283h299h
Data source: Bacalar December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Bacalar During December

In Bacalar, Mexico, the likelihood of sunny weather in December is a promising 62%, making it one of the more favorable months for sunshine. This upward trend in sunlit days from the previous months indicates a shift from the lower chances seen in the summer, where June and July dipped to 32% and 36%, respectively. As the year closes, the probability of clear skies significantly increases compared to the autumn months, offering a delightful backdrop for those seeking to bask in the warm December sun. This rise in sunshine chances not only enhances the beauty of Bacalar's stunning lagoons but also encourages outdoor activities, positioning December as a prime time for visitors looking to enjoy the tranquil charm of this beautiful destination.

Percentage of Sunny Days in December in Bacalar

The chart illustrates the percentage of sunny days in Bacalar throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Bacalar experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%63%68%55%44%32%36%48%31%47%49%62%
Data source: Bacalar December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Bacalar in December

In Bacalar, Mexico, December embraces a moderate 11 hours of daylight, mirroring the previous months of October and November. The year kicks off with a consistent 11 hours in January and February, gradually brightening to 12 hours in March and April, culminating in the longest days of 13 hours during the peak months of May through July. As summer fades into autumn, the daylight gradually recedes, settling back to the 11-hour mark by the end of the year. This rhythmic pattern showcases the region's gentle transition through the seasons, offering visitors a balanced blend of sunshine in December, perfect for enjoying the breathtaking natural beauty of Bacalar.

Average Daylight Hours in Bacalar for December

The chart illustrates the variation in daylight duration in Bacalar throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 8m11h 31m12h 2m12h 34m13h13h 13m13h 6m12h 43m12h 12m11h 41m11h 14m11h
Data source: Bacalar daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Bacalar

In Bacalar, Mexico, the December wind dances lightly across the landscape, with an average speed of 2.4 m/s (5 mph). This gentle breeze marks a slight dip from the more robust winds of mid-year, where speeds peaked at 3.3 m/s (7 mph) in May. As the year winds down, the trend suggests a transition towards calmer conditions, reflecting the arrival of winter. Compared to the chilly gusts experienced in other regions during the same period, Bacalar’s soothing December winds create a serene atmosphere, perfect for enjoying the stunning views of the lagoon and embracing the tranquil charm of this tropical paradise.

Average December Wind Speed in Bacalar

The chart displays monthly wind speed patterns in Bacalar, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.83.23.23.33.02.72.52.51.92.12.4 m/s
Data source: Bacalar December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Bacalar Compares to Other Months

The weather in Bacalar changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Bacalar and find detailed weather information for every month.

December and January in Bacalar both feature warm temperatures, but January tends to be slightly hotter with a maximum temperature of 35°C (95°F) compared to December's 32°C (90°F). The average temperature remains similar, with December averaging 24°C (76°F) and January at 24°C (75°F). Precipitation increases slightly from December, which sees 39 mm (1.5 in) over 12 days, to January with 43 mm (1.7 in) across 10 days, and humidity is marginally lower in January at 85% compared to 88% in December. For more specific insights, you can check Bacalar weather in January.

In December, temperatures in Bacalar range from a comfortable minimum of 12°C (54°F) to a warm maximum of 32°C (90°F), with an average of 24°C (76°F). The month experiences relatively higher humidity at 88% and receives about 39 mm (1.5 inches) of rain over approximately 12 days. In contrast, February sees a slight increase in average temperature to 25°C (78°F) with maximums reaching up to 34°C (94°F), while the minimum remains consistent at 12°C (53°F). Additionally, February has lower precipitation, totaling around 21 mm (0.8 inches) over just 8 days, and the humidity decreases to 80%. For more details, check out Bacalar weather in February.

In December, the weather is generally warm, with nighttime temperatures dipping to around 12°C (54°F) and daytime highs reaching up to 32°C (90°F). The month experiences significant humidity at 88% and sees precipitation on about 12 days, accumulating around 39 mm (1.5 in). In contrast, March brings slightly warmer temperatures, with a minimum of 16°C (61°F) and a maximum of 34°C (94°F), along with an average temperature of 26°C (79°F). March also boasts reduced humidity at 69% and less rainfall, totaling just 21 mm (0.8 in) over 5 days. For more detailed information on March weather, check out Bacalar weather in March.

In December, the weather is characterized by warmer nights with a minimum temperature of 12°C (54°F) and average daytime temperatures reaching 24°C (76°F), peaking at a maximum of 32°C (90°F). The month experiences significant humidity at 88% and sees approximately 39 mm (1.5 in) of precipitation over 12 rainy days. In contrast, April is hotter, with minimum temperatures starting at 17°C (64°F) and averaging around 28°C (82°F), and maximum temperatures soaring to 36°C (97°F). Although April experiences slightly less rainfall at 32 mm (1.3 in) and only 7 rainy days, the humidity is notably lower at 64%. For more specific weather details, you can check Bacalar weather in April.

In December, the weather in Bacalar features mild temperatures, with a minimum of 12°C (54°F) and an average high of 32°C (90°F). The month experiences relatively high humidity at 88% and sees an average of 39 mm (1.5 in) of precipitation over about 12 rainy days. In contrast, May brings warmer temperatures, with a minimum of 20°C (69°F) and an average high reaching 36°C (97°F). Precipitation also increases to 72 mm (2.8 in), occurring on about 18 days, but the humidity drops significantly to 63%. For more detailed information, you can check Bacalar weather in May.

December and June present contrasting weather patterns. In December, temperatures typically range from a mild 12°C (54°F) at night to a warm 32°C (90°F) during the day, averaging around 24°C (76°F). The month sees relatively low precipitation at 39 mm (1.5 in) over 12 days, accompanied by high humidity levels at 88%. In contrast, June is significantly warmer and wetter, with temperatures ranging from a minimum of 22°C (73°F) to a scorching maximum of 37°C (99°F), averaging 28°C (83°F). This month experiences substantial rainfall, recording 229 mm (9.0 in) spread across 22 days, and lower humidity at 62%. For more detailed insights on Bacalar weather, you can refer to Bacalar weather in June.

In December, the weather is generally milder with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), coupled with high humidity at 88%. The month experiences around 39 mm (1.5 in) of precipitation over 12 days, making it a relatively wet period. In contrast, July sees warmer temperatures, where the minimum hovers around 23°C (73°F) and peaks at 36°C (97°F), with an average of 28°C (83°F). However, July also brings more rainfall, totaling 90 mm (3.5 in) across 21 days, alongside lower humidity at 65%. For a detailed look at July conditions, check out Bacalar weather in July.

When comparing the weather in December and August, notable differences emerge. December tends to be milder, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 32°C (90°F) and an average of 24°C (76°F). Precipitation is relatively low at 39 mm (1.5 in), spread across about 12 days, resulting in a humid environment with 88% humidity. In contrast, August experiences higher temperatures, with a minimum of 22°C (72°F) and reaching up to 36°C (97°F), averaging around 28°C (83°F). Additionally, August sees significantly more rainfall at 126 mm (4.9 in), over approximately 22 days, and a lower humidity level of 78%. For a detailed look at Bacalar's climate specifics, check out Bacalar weather in August.

When comparing the weather in December and September, we see notable differences. In December, temperatures range from a minimum of 12°C (54°F) to a maximum of 32°C (90°F), with an average of 24°C (76°F). The month experiences lower precipitation, totaling 39 mm (1.5 in) over 12 days, and a humidity level of 88%. In contrast, September is warmer, with temperatures ranging from a minimum of 22°C (73°F) to a scorching maximum of 36°C (97°F) and an average temperature of 28°C (83°F). September is also much wetter, with 158 mm (6.2 in) of rain over 26 days and slightly lower humidity at 85%. For more detailed insights about September weather, check out Bacalar weather in September.

In December, the weather features milder temperatures with a minimum of 12°C (54°F) and an average of 24°C (76°F), peaking at 32°C (90°F). Additionally, the month sees significantly less precipitation, totaling 39 mm (1.5 in) over just 12 days, while maintaining a high humidity level of 88%. In contrast, October experiences warmer temperatures, with a minimum of 18°C (64°F) and an average of 27°C (81°F), reaching maximums of 34°C (94°F). However, October is much wetter, accumulating 180 mm (7.1 in) of rainfall across 24 days. For more details on the weather, check out Bacalar weather in October.

In comparing the weather between November and December, we observe that December experiences slightly cooler temperatures, with a minimum of 12°C (54°F) and a maximum of 32°C (90°F), while November sees a minimum of 14°C (58°F) and a maximum of 33°C (92°F). The average temperature remains quite similar, with December at 24°C (76°F) and November at 25°C (77°F). Precipitation also differs significantly, as December receives 39 mm (1.5 in) over 12 days, whereas November has higher rainfall at 75 mm (3.0 in) across 14 days. Both months share the same high humidity level of 88%, ensuring that the air remains moist throughout. For more detailed information on November weather, you can visit Bacalar weather in November.

Compare Bacalar's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Bacalar

December in Bacalar offers a unique blend of warmth and humidity, making it distinct from the hotter summer months. The temperatures are more comfortable, resulting in ideal conditions for exploring the area's stunning natural attractions. However, it is also a month marked by increased precipitation, with occasional rain showers providing a refreshing break from the heat. While the humidity remains high, the cooler temperatures balanced with the frequent wet days create a pleasant atmosphere for visitors. For those seeking to understand the full range of Bacalar's weather patterns, be sure to check out Bacalar Climate.