December Weather in Usumacinta, Mexico

Last updated: April 22, 2025

December in Usumacinta, Mexico offers a delightful contrast of temperatures, with maximum highs reaching 34°C (94°F) and average temperatures around 24°C (75°F). The nights can be cooler, dipping to a minimum of 12°C (54°F). Visitors should be prepared for some rain, as the month records 46 mm (1.8 inches) of precipitation over 8 days, contributing to a humid climate with humidity levels at 86%. This unique weather blend creates a vibrant atmosphere, perfect for exploring the region’s rich cultural and natural attractions.

December Temperature in Usumacinta

As December rolls into Usumacinta, Mexico, temperatures begin to reflect the cooler side of the region's tropical climate. With minimums dipping to 12°C (54°F), this month experiences a subtle chill compared to the warmer months preceding it. The average temperature settles around a pleasant 24°C (75°F), offering comfortable conditions ideal for exploration. While daytime highs can still reach 34°C (94°F), the evenings invite a refreshing coolness, perfect for relaxing after a day of adventure. December acts as a transition, providing a brief respite from the sweltering heat typical of earlier months, without losing the allure of warmth that beckons travelers to enjoy all the beauty Usumacinta has to offer.

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

The chart illustrates December temperature patterns in Usumacinta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec747882868884848482807775
Data source: Temperature data for Usumacinta 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 Usumacinta

In December, Usumacinta experiences a modest precipitation of 46 mm (1.8 in), marking a significant drop from the peak rainy months of June and September, where totals swelled to over 200 mm. While the rainfall is less intense, December still sees about 8 days of precipitation, indicating a consistent but mild wet period as the year comes to a close. This trend reflects a transition from the heavy downpours of the summer months towards a drier winter, providing a clearer, cooler climate for visitors and residents alike. Overall, December’s weather embodies the end of the rainy season, offering a gentle reminder of the region's diverse climatic patterns throughout the year.

December Precipitation Trends in Usumacinta

The chart displays monthly precipitation patterns in Usumacinta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec532716461012878515522722711246
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Usumacinta

In December, Usumacinta experiences a notable surge in humidity, reaching 86%, which is the highest level of the year. This increase marks a continuation of a gradual rise in humidity that begins in late fall, with levels climbing from 82% in November. The trend clearly indicates that as the year draws to a close, moisture in the air intensifies, creating a dense and enveloping climate. This seasonal shift brings a distinct sense of heaviness to the air, contrasting sharply with the drier months that precede it, particularly April and March, when humidity dips to around 52% and 59%, respectively. As Usumacinta transitions into the winter, this drastic change contributes to a lush environment, reshaping the landscape and impacting local weather patterns.

December Average Humidity in Usumacinta

This chart illustrates the average monthly humidity levels in Usumacinta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec84%73%59%53%54%55%61%71%77%78%82%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Usumacinta

In December, Usumacinta, Mexico, experiences a UV Index of 8, placing it in the very high exposure category with a burn time of approximately 15 minutes. This marks a slight decrease from the extreme levels seen throughout the peak months of March to October, which consistently recorded indices ranging from 12 to 14 and required only 10 minutes of protection. As the year draws to a close, while the UV levels decrease moderately, it remains essential for residents and visitors alike to stay vigilant about sun exposure, especially considering the high UV levels during the earlier months. For more detailed insights on UV levels throughout the year, visit Usumacinta UV Index.

Maximum UV Index Levels in Usumacinta for December

The chart shows the monthly maximum UV Index (UVI) for Usumacinta 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.
JanFebMarAprMayJunJulAugSepOctNovDec911131413131313131298
Data source: Usumacinta 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 Usumacinta

In the charming town of Usumacinta, Mexico, December welcomes a delightful 278 hours of sunshine, offering a pleasant transition into the new year. As the final month of the year, it stands out with ample daylight compared to January's mere 214 hours, marking an impressive rise in brightness as the cooler months approach. While December still lags behind the sun-drenched highs of May and July, when the sun graces the skies for 321 and 331 hours respectively, it remains a vibrant time to bask in warmer rays. This gradual decline from the summer's peak underscores the town's climatic allure, ensuring that every corner of Usumacinta gleams with a warm glow even as we embrace the holiday spirit.

Monthly Sunshine Duration in Usumacinta: December Highlighted

The December sunshine duration represents the total number of hours Usumacinta 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.
JanFebMarAprMayJunJulAugSepOctNovDec214h269h310h308h321h294h331h328h303h291h276h278h
Data source: Usumacinta December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Usumacinta During December

In December, Usumacinta, Mexico, enjoys a notable 69% chance of sunny weather, making it one of the sunniest months of the year. This percentage marks a significant increase from the preceding months, particularly when compared to November's 48%. As the calendar transitions from the rainy season in June, where sunny days drop to a mere 21%, there's a gradual upward trend in sunshine throughout the late months of the year. February and March boast even higher probabilities, indicating that while December offers ample sunshine, the following months usher in even brighter days, encouraging visitors to relish the warm, inviting climate.

Percentage of Sunny Days in December in Usumacinta

The chart illustrates the percentage of sunny days in Usumacinta 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 Usumacinta experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%69%73%57%38%21%34%35%32%43%48%69%
Data source: Usumacinta December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Usumacinta in December

In Usumacinta, Mexico, the rhythm of daylight varies throughout the year, showcasing a consistent pattern that mirrors the changing seasons. From December onward, the sun graces the region with approximately 11 hours of daylight, a duration that remains steady into January and February. As spring approaches in March, daylight begins to expand to 12 hours, peaking in June and July with a generous 13 hours. This bountiful sunlight gradually recedes, as daylight contracts back to 12 hours by August, and then returns to the 11-hour mark by October, holding steady through the end of the year. This cycle beautifully reflects the transition from the long, sunlit days of summer to the shorter, cozy days of winter, providing a rhythmic reminder of nature's ebb and flow.

Average Daylight Hours in Usumacinta for December

The chart illustrates the variation in daylight duration in Usumacinta throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 12m11h 34m12h 2m12h 32m12h 56m13h 8m13h 2m12h 40m12h 12m11h 42m11h 17m11h 5m
Data source: Usumacinta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Usumacinta

In December, the winds in Usumacinta, Mexico, pick up to an average speed of 2.5 m/s (6 mph), rejuvenating the air with a crispness often welcomed during the cooler month. This increase, mirroring the wind patterns of earlier months like January and February, contrasts with the quieter summer breezes, which saw speeds dip below 3 m/s. Notably, September and October recorded the calmest conditions, with wind speeds falling to 1.9 m/s and 1.7 m/s respectively. As the year closes, the resurgence in wind not only refreshes the landscape but also signals a transition, hinting at the delightful variability that characterizes Usumacinta's climate throughout the seasons.

Average December Wind Speed in Usumacinta

The chart displays monthly wind speed patterns in Usumacinta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.73.12.92.52.22.42.31.91.71.72.5 m/s
Data source: Usumacinta December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Usumacinta Compares to Other Months

The weather in Usumacinta 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 Usumacinta and find detailed weather information for every month.

In December, the weather features a minimum temperature of 12°C (54°F) and an average of 24°C (75°F), with maximum temperatures reaching up to 34°C (94°F). The month experiences about 46 mm (1.8 in) of precipitation over 8 days, accompanied by high humidity at 86%. Conversely, January sees slightly warmer minimum temperatures at 13°C (56°F) and a marginally lower average temperature of 23°C (74°F). The maximum temperature in January can climb to 36°C (97°F), and precipitation increases to 53 mm (2.1 in) over the same number of rainy days, with humidity remaining similar at 84%. For more detailed insights, you can visit Usumacinta weather in January.

In comparing December and February, February enjoys slightly warmer average temperatures, with highs reaching up to 40°C (104°F) compared to December's maximum of 34°C (94°F). While both months have the same minimum temperature of 12°C (54°F), February's overall climate offers a more comfortable humidity level at 73%, versus December's higher humidity of 86%. Additionally, February experiences less precipitation, with only 27 mm (1.1 in) over 4 days compared to December's 46 mm (1.8 in) over 8 days. For more specific weather details, you can visit Usumacinta weather in February.

In December, temperatures are typically milder, with a minimum of 12°C (54°F) and an average of 24°C (75°F), reaching a maximum of 34°C (94°F). This month experiences substantial humidity at 86% and around 46 mm (1.8 in) of precipitation over approximately 8 days. In contrast, March brings warmer conditions, with temperatures starting at a minimum of 16°C (61°F), averaging 28°C (82°F), and peaking at a scorching 40°C (105°F). Precipitation decreases to just 16 mm (0.6 in) over 4 days, and humidity drops to 59%. The transition from December to March highlights a significant increase in temperature and a reduction in both rainfall and humidity levels, making March much warmer and drier. For more detailed insights, you can check Usumacinta weather in March.

When comparing the weather in December and April, December offers a milder climate with minimum temperatures around 12°C (54°F) and an average of 24°C (75°F), while April sees a significant rise in warmth, featuring minimum temperatures of 16°C (61°F) and an average of 30°C (87°F). Both months experience similar precipitation levels of 46 mm (1.8 in), but December has slightly more rainy days, averaging 8 compared to April's 6. Additionally, humidity levels are notably higher in December at 86%, while April enjoys a drier atmosphere with humidity at 52%. For more detailed insights on the weather during this time, you can check Usumacinta weather in April.

December and May present contrasting weather patterns. In December, temperatures range from a mild 12°C (54°F) to a warm 34°C (94°F), with an average of around 24°C (75°F). Humidity is notably high at 86%, and the month experiences approximately 46 mm (1.8 in) of precipitation over 8 days. In contrast, May serves up much warmer conditions, with minimum temperatures at 20°C (68°F) and soaring maximums reaching an extreme 45°C (113°F). The average temperature for May is 31°C (88°F), accompanied by lower humidity levels of 53% and increased precipitation of 101 mm (4.0 in) spread over 11 days. For more detailed insights on weather conditions, check out Usumacinta weather in May.

In December, the weather is generally milder with temperatures ranging from a comfortable minimum of 12°C (54°F) to a maximum of 34°C (94°F), accompanied by an average temperature of 24°C (75°F). The month experiences relatively low precipitation of 46 mm (1.8 in) spread over about 8 days, alongside high humidity at 86%. In contrast, June brings much warmer conditions, with minimum temperatures starting at 22°C (72°F) and soaring to a sweltering 41°C (106°F) at its peak, with an average temperature of 29°C (84°F). However, June is characterized by significantly higher rainfall, totaling 287 mm (11.3 in) over approximately 20 days and lower humidity at 55%. For more details on the weather specifics for June, you can refer to Usumacinta weather in June.

When comparing the weather in December and July, notable differences emerge. December boasts milder temperatures, with a minimum of 12°C (54°F) and a comfortable average of 24°C (75°F), peaking at 34°C (94°F). In contrast, July experiences much warmer conditions, with temperatures starting at a minimum of 22°C (71°F) and often reaching up to 40°C (104°F) on hot days.

Precipitation levels also vary significantly; December sees around 46 mm (1.8 in) over approximately 8 days, while July is wetter with 85 mm (3.4 in) distributed across 15 days. Additionally, December is far more humid at 86%, compared to July’s 61%. For more detailed insights on July weather, you can refer to Usumacinta weather in July.

When comparing the weather in December and August, notable differences emerge in both temperature and precipitation. December typically experiences milder temperatures, with a minimum of 12°C (54°F) and an average of 24°C (75°F), while August sees higher temperatures, ranging from a minimum of 22°C (71°F) to an average of 29°C (84°F) and peaking at a scorching 39°C (102°F). Precipitation is also significantly higher in August, with 155 mm (6.1 in) falling over 21 days compared to December's 46 mm (1.8 in) spread over just 8 days. Furthermore, December is characterized by high humidity levels of 86%, while August has a comparatively lower humidity of 71%. For more details about August weather specifics, you can check Usumacinta weather in August.

December and September present contrasting weather patterns. In December, temperatures are milder, ranging from a minimum of 12°C (54°F) to a maximum of 34°C (94°F), with an average of 24°C (75°F). The month sees moderate precipitation of 46 mm (1.8 in), occurring over about 8 days, and high humidity at 86%. In contrast, September experiences hotter conditions with a minimum temperature of 22°C (71°F) and highs reaching up to 39°C (103°F), averaging 28°C (83°F). This month is significantly wetter, receiving 227 mm (8.9 in) of rainfall over 23 days, accompanied by lower humidity at 77%. For a more detailed look, check Usumacinta weather in September.

In comparing the weather of December and October, we see notable differences in temperature and precipitation. December tends to be milder, with minimum temperatures around 12°C (54°F) and maximums reaching up to 34°C (94°F), while October experiences higher overall warmth, with minimums at 19°C (67°F) and maximums climbing to 36°C (97°F). Precipitation also varies significantly; December sees about 46 mm (1.8 in) of rain over 8 days, while October is much wetter, accumulating 227 mm (8.9 in) of rain over 21 days. Additionally, humidity levels are slightly higher in December at 86%, compared to 78% in October, making the latter feel a bit less oppressive despite the increased rainfall. For more details, you can check out Usumacinta weather in October.

In comparing the weather between December and November, December experiences slightly cooler temperatures, with a minimum of 12°C (54°F) and an average of 24°C (75°F), compared to November's minimum of 16°C (61°F) and average of 25°C (77°F). Both months share the same maximum temperature of 34°C (94°F). However, December is notably drier, receiving only 46 mm (1.8 in) of precipitation over 8 days, whereas November sees significantly more rainfall, totaling 112 mm (4.4 in) over 14 days. Humidity levels also differ slightly, with December at 86% compared to November's 82%. For more details, check Usumacinta weather in November.

Compare Usumacinta's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Usumacinta

As December approaches in Usumacinta, the weather presents a delightful shift, offering a blend of coolness and warmth. The average temperature hovers comfortably around 24°C, contrasting with the heat of the summer months, while maximum temperatures can gently rise to 34°C. Unlike the rain-soaked season prior, December sees a notable reduction in precipitation, with fewer wet days totaling 46 mm over just 8 days, allowing for clearer skies and a more refreshing atmosphere. High humidity levels, at 86%, add a touch of tropical feel but are mitigated by the cooler air, making this month a unique balance between seasons. For a more detailed look at how December fits into the overall pattern, visit Usumacinta Climate.