December Weather in Costa Azul, Mexico

Last updated: April 22, 2025

December in Costa Azul, Mexico offers a delightful escape with mild temperatures that range from a maximum of 27°C (80°F) to a minimum of 14°C (58°F), creating an inviting atmosphere for visitors. The average temperature settles at a comfortable 21°C (70°F), ideal for outdoor activities and relaxation. With only 8 mm (0.3 in) of precipitation over about 2 days, the chances of encountering rain are minimal, allowing for plenty of sunshine. Coupled with a humidity level of 72%, December's climate is pleasantly refreshing, making it a perfect time to explore the stunning landscapes and vibrant culture of this coastal paradise.

December Temperature in Costa Azul

In Costa Azul, Mexico, December ushers in a delightful dip in temperatures, making it a charming time to visit. With nighttime lows around 14°C (58°F) and daytime highs reaching up to 27°C (80°F), the climate offers a comfortable average of 21°C (70°F). This month marks a transition from the warmth of autumn, contrasting sharply with the heat of summer when temperatures soar to the high 30s. As the year winds down, December’s cooler evenings create a cozy atmosphere, perfect for enjoying the festive season by the beach, where mild temperatures invite both relaxation and exploration. Overall, December exemplifies the idyllic weather that Costa Azul is known for, striking a delightful balance between warmth and coolness that can enhance any travel experience.

December Weather in Costa Azul: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Costa Azul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec666668727781848584827669
Data source: Temperature data for Costa Azul 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 Costa Azul

In December, Costa Azul experiences a modest precipitation total of 8 mm (0.3 in), marking a decline from the heavier rains of previous months. With only 2 days of rainfall, this month is a calmer counterpart to the stormy September, which recorded 154 mm (6.0 in) over 17 days. The trend shows that as the year wraps up, precipitation significantly tapers off, transitioning from the lush, wet summers to a more tranquil climate, making December a relatively dry month ideal for outdoor activities. This consistent decrease in rain ensures that the area remains appealing for visitors looking to enjoy the sunny beauty of Costa Azul during the festive season.

December Precipitation Trends in Costa Azul

The chart displays monthly precipitation patterns in Costa Azul, 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.
JanFebMarAprMayJunJulAugSepOctNovDec615200184210515430248
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Costa Azul

December in Costa Azul, Mexico, welcomes a moderate humidity level of 72%, which is a slight increase from the preceding months. As the year progresses, humidity typically ebbs and flows, peaking in the summer with 78% in August and September, then gradually tapering off as the colder months approach. Notably, after a dip to 58% in April, humidity rises again, hinting at the region's tropical nature and seasonal transitions. As locals and visitors alike enjoy the mild December weather, the relatively high humidity serves as a reminder of the lush beauty and vibrant life that Costa Azul maintains throughout the year.

December Average Humidity in Costa Azul

This chart illustrates the average monthly humidity levels in Costa Azul, 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.
JanFebMarAprMayJunJulAugSepOctNovDec70%67%62%58%59%64%74%78%78%75%74%72%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Costa Azul

In December, Costa Azul experiences a UV Index of 6, categorized as high, which indicates a burn time of roughly 25 minutes for unprotected skin. This shift from the extreme levels seen from April through September, where the UV Index peaks at 12 and requires only 10 minutes of exposure before burning, highlights the region’s fluctuating intensity of sunlight throughout the year. As winter approaches, the risk diminishes, making it a great time to enjoy the outdoors with a little more confidence. Visitors should still take care, as even in December, the sun can be powerful, reminding us to stay informed by checking the forecast at Costa Azul UV Index.

Maximum UV Index Levels in Costa Azul for December

The chart shows the monthly maximum UV Index (UVI) for Costa Azul 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.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212121086
Data source: Costa Azul 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 Costa Azul

Nestled in the heart of Costa Azul, Mexico, December boasts a delightful 265 hours of sunshine, offering a warm embrace as the year draws to a close. This month, while slightly less sun-drenched than the peak of summer, still captures the essence of tropical splendor. Observing the trends throughout the year, one can see a gradual build-up of sunlight from January's 220 hours to a vibrant 360 hours in May. Following the summer months, with hours remaining above 300, December gently ushers in shorter days while maintaining an inviting brightness. The consistent availability of sunshine throughout the year makes Costa Azul a perfect retreat, inviting visitors to bask in the warmth of the season.

Monthly Sunshine Duration in Costa Azul: December Highlighted

The December sunshine duration represents the total number of hours Costa Azul 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.
JanFebMarAprMayJunJulAugSepOctNovDec220h253h302h321h360h345h334h311h284h300h272h265h
Data source: Costa Azul December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Costa Azul During December

As December rolls into Costa Azul, the likelihood of encountering sunny weather dips slightly, with the chance of sun sitting at 56%. This marks a gradual decrease from the relatively sunnier months of October and May, which boast probabilities of 77% and 80%, respectively. Interestingly, while December is not the sunniest month, it does enjoy more sunshine than the peak rainy season of August, where the chances plummet to a mere 30%. Overall, December offers a somewhat softer climate, favoring those who seek a mild escape from winter chill, even if the sun may not shine as brightly as in the earlier months of the year.

Percentage of Sunny Days in December in Costa Azul

The chart illustrates the percentage of sunny days in Costa Azul 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 Costa Azul experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec67%61%59%65%80%62%52%30%52%77%61%56%
Data source: Costa Azul December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Costa Azul in December

In Costa Azul, Mexico, the daylight duration experiences a dynamic fluctuation throughout the year, peaking during the warmer months. January and December each offer about 10 hours of daylight, marking the low points of the cycle. As winter transitions to spring, there’s a gradual increase, with February enjoying 11 hours and March and April stretching to 12 hours. The sunlight reaches its zenith in May through July, basking in a generous 13 hours each day, ideal for beachgoers and outdoor adventurers. As summer wanes into autumn, daylight gradually recedes to 12 hours in August and September, followed by a sluggish decline in October and November. This rhythmic pattern of daylight not only enhances the breathtaking landscapes of Costa Azul but also reflects the vibrant seasonal changes that attract visitors year-round.

Average Daylight Hours in Costa Azul for December

The chart illustrates the variation in daylight duration in Costa Azul throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 45m11h 18m12h 1m12h 45m13h 21m13h 39m13h 29m12h 57m12h 15m11h 31m10h 54m10h 35m
Data source: Costa Azul daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Costa Azul

As December settles in over Costa Azul, residents and visitors can expect a refreshing shift in the coastal breeze, with average wind speeds reaching 4.0 m/s (9 mph). This marks a pleasant uptick from the gently breezy conditions experienced in previous months; notably, the transition from the slower winds of fall—3.5 m/s in November and 3.4 m/s in October—offers a welcoming change. Throughout the year, wind speeds have danced between 3.0 to 4.5 m/s, yet December’s winds often carry a bit more vigor, reminiscent of the spring's playful gusts. The year wraps up with a vibrant push of air, enhancing the charm of Costa Azul’s stunning landscapes and providing perfect conditions for outdoor enthusiasts to enjoy the natural beauty of this coastal paradise.

Average December Wind Speed in Costa Azul

The chart displays monthly wind speed patterns in Costa Azul, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.83.64.53.53.44.03.53.43.03.43.54.0 m/s
Data source: Costa Azul December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Costa Azul Compares to Other Months

The weather in Costa Azul 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 Costa Azul and find detailed weather information for every month.

In December, the weather is characterized by a warmer climate, with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 27°C (80°F), and an overall average of 21°C (70°F). The month sees about 8 mm (0.3 in) of precipitation over 2 days, with humidity levels at 72%. In contrast, January experiences slightly cooler temperatures, with an average of 19°C (67°F) and a maximum of 24°C (75°F), while maintaining the same minimum temperature of 14°C (58°F). Precipitation decreases to 5 mm (0.2 in) over just 1 day, and humidity drops slightly to 70%. For a more detailed overview of January weather, check out Costa Azul weather in January.

In December, the weather features a warm average temperature of 21°C (70°F), with maximums reaching up to 27°C (80°F) and a pleasant minimum of 14°C (58°F). The month experiences minimal precipitation, with only 8 mm (0.3 in) over two days and humidity levels around 72%. In contrast, February sees a slight decrease in average temperature, dropping to 19°C (67°F) with maximums of 24°C (75°F) and a consistent minimum of 14°C (57°F). This month is slightly wetter, accumulating 15 mm (0.6 in) of precipitation over two days, while humidity settles at a lower 67%. For more specific details on February conditions, visit Costa Azul weather in February.

In December, the weather features a pleasant range of temperatures, with a minimum of 14°C (58°F) and a maximum reaching 27°C (80°F). The month sees an average temperature of 21°C (70°F) and experiences a modest rainfall of 8 mm (0.3 in) over two days, contributing to a humidity level of 72%. In contrast, March presents slightly cooler temperatures, with a minimum of 14°C (58°F) and a maximum of 25°C (77°F), averaging 20°C (68°F). Notably, March enjoys significantly less precipitation, recording only 2 mm (0.1 in) and experiencing no rainy days at all, leading to a lower humidity of 62%. For more details on the weather during March, you can visit Costa Azul weather in March.

In December, the weather is generally warm with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 27°C (80°F), alongside an average temperature of 21°C (70°F). The month sees a bit of rainfall, with about 8 mm (0.3 in) of precipitation occurring over 2 days, resulting in a humidity level of 72%.

In contrast, April experiences slightly elevated temperatures, with minimums at 17°C (64°F) and maximums at 26°C (79°F), averaging around 22°C (72°F). Notably, April is dry, with no recorded precipitation and lower humidity levels at 58%. These differences make December feel more humid and unsettled compared to the more stable and dry conditions of April. For more detailed information, check out Costa Azul weather in April.

In December, the weather is characterized by a wider temperature range, with a minimum of 14°C (58°F) and a maximum of 27°C (80°F), averaging around 21°C (70°F). This month sees some precipitation, totaling 8 mm (0.3 in) over about two days, and humidity levels are relatively high at 72%. In contrast, May experiences warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 29°C (84°F), averaging 25°C (77°F). Notably, May experiences absolutely no rainfall, making it a much drier month with lower humidity at 59%. For more details on the weather during this time, check Costa Azul weather in May.

December and June present quite different weather experiences. In December, temperatures range from a mild 14°C (58°F) at night to a comfortable average of 21°C (70°F) during the day, peaking at 27°C (80°F). With only 8 mm (0.3 in) of precipitation spread across two days, the month has a relatively high humidity level of 72%. In contrast, June boasts warmer conditions, with nighttime lows of 23°C (74°F) and daytime averages of 27°C (81°F), reaching a maximum of 31°C (88°F). Although June sees increased rainfall at 18 mm (0.7 in), it enjoys low humidity levels of 64% and typically features just one day of precipitation. For more detailed information, check out Costa Azul weather in June.

When comparing the weather in December and July, there are notable differences in temperature and precipitation. In December, temperatures are milder, with a minimum of 14°C (58°F) and an average of 21°C (70°F), peaking at a comfortable 27°C (80°F). The month experiences relatively low precipitation, totaling only 8 mm (0.3 in) over just 2 days, along with a humidity level of 72%. In contrast, July is significantly warmer, with minimum temperatures starting at 26°C (78°F) and an average of 29°C (84°F), reaching up to 32°C (89°F). This month also sees more rainfall, with 42 mm (1.6 in) of precipitation over 6 days, accompanied by a slight increase in humidity at 74%. For more specific details about the weather conditions during this time, you can visit Costa Azul weather in July.

When comparing the weather in December and August, a marked contrast is evident. December typically showcases milder temperatures, with a minimum of 14°C (58°F) and an average that peaks at 21°C (70°F), while August experiences much warmer conditions, boasting a minimum of 26°C (78°F) and an average around 29°C (85°F). Additionally, December boasts relatively low precipitation levels at 8 mm (0.3 in) over just 2 days, in stark contrast to August, which sees a significant increase in rainfall at 105 mm (4.1 in) over 13 days. Humidity levels remain fairly high in both months, with December averaging 72% and August slightly higher at 78%. For more insights on August weather, you can explore Costa Azul weather in August.

The weather in December is markedly cooler and drier compared to September. December features a minimum temperature of 14°C (58°F) and an average of 21°C (70°F), with a maximum of 27°C (80°F), while September boasts much warmer temperatures, ranging from a minimum of 25°C (78°F) to an average of 29°C (84°F) and a maximum of 32°C (90°F). In terms of precipitation, December records just 8 mm (0.3 in) over 2 days, in stark contrast to September's heavy rainfall of 154 mm (6.0 in) over 17 days. Additionally, December has a humidity level of 72%, slightly lower than September's 78%. For a more detailed insight into September’s weather, check out this link: Costa Azul weather in September.

In comparing the weather between December and October, it’s clear that October tends to be warmer overall. With average temperatures reaching 28°C (83°F) and a maximum of 32°C (90°F), October's days are more balmy compared to December, which has an average of 21°C (70°F) and max temperatures around 27°C (80°F). Additionally, October experiences higher rainfall, with 30 mm (1.2 in) over three days, in contrast to December's lighter precipitation of 8 mm (0.3 in) spread over two days. Humidity levels are also slightly higher in October at 75%, compared to December's 72%. For more details, you can check out Costa Azul weather in October.

In comparing the weather conditions of December and November, December experiences slightly cooler temperatures, with a minimum of 14°C (58°F) and an average around 21°C (70°F), compared to November's higher minimum of 19°C (67°F) and average of 25°C (76°F). While November has maximum temperatures reaching up to 30°C (85°F), December peaks at 27°C (80°F). Additionally, December has considerably less precipitation, with only 8 mm compared to November's 24 mm, despite both months having the same number of rainy days at two. Humidity levels remain similar, with December at 72% and November slightly higher at 74%. For more details on November weather, visit Costa Azul weather in November.

Compare Costa Azul's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Costa Azul

As December unfolds in Costa Azul, the weather reflects a delightful transition into the cooler, more comfortable season. With a mildly warm average temperature of 21°C (70°F), this month stands out from the hotter summer months, making it a perfect time for outdoor activities without the sweltering heat. While there are only a couple of days of light rain, humidity levels at 72% add a refreshing touch, enhancing the overall pleasantness of the climate. If you're keen on exploring more about the weather patterns throughout the year, be sure to check Costa Azul Climate.