December Weather in El Arco, Mexico

Last updated: April 22, 2025

In December, El Arco, Mexico experiences a delightful blend of mild temperatures and low precipitation. With a maximum of 29°C (84°F) and an average of 15°C (60°F), daytime warmth is balanced by cooler nights, dipping to a minimum of 2°C (35°F). The month sees a mere 4 mm (0.2 in) of rainfall, ensuring 0 precipitation days, making it an ideal time for outdoor activities. The air carries a comfortable humidity level of 81%, contributing to the pleasant coastal climate and inviting visitors to explore the stunning natural beauty of the region.

December Temperature in El Arco

In December, temperatures in El Arco, Mexico, showcase a slight chill as the year ends. With a minimum dipping to 2°C (35°F) at night, it marks one of the cooler months of the year, while daytime averages settle around a comfortable 15°C (60°F). The highs can reach up to 29°C (84°F), offering a pleasant escape from winter's harshness in other regions. As the month progresses, the warmth of previous months gives way to a refreshing coolness, signaling the transition into winter while still keeping the sun's allure. This blend of cool nights and mild days makes December a delightful time to explore the scenic beauty of El Arco.

December Weather in El Arco: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in El Arco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec606469727472686867666360
Data source: Temperature data for El Arco 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 El Arco

December in El Arco, Mexico, sees a remarkable decline in precipitation, with only 4 mm (0.2 in) recorded this month. Notably, December is the driest month of the year, following a series of wetter months from June through September, where rainfall peaks at 217 mm (8.6 in) in July. This pattern reveals a clear trend towards a dry winter, as the year wraps up with no recorded precipitation days in December, contrasting sharply with the 17 to 23 rainy days seen during the peak monsoon months. As the dry season settles in, residents and nature alike prepare for a tranquil pause in the annual cycle of rain.

December Precipitation Trends in El Arco

The chart displays monthly precipitation patterns in El Arco, 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.
JanFebMarAprMayJunJulAugSepOctNovDec57833316621718819465214
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in El Arco

In December, El Arco, Mexico experiences an 81% humidity level, which reflects a gradual decline from November's peak of 84%. This higher humidity in the late months of the year paints a picture of a region that transitions from the relatively drier conditions of early winter; for instance, January begins with a notable 74%. Following this pattern, March and April reach more moderate 58% humidity levels, before climbing again through late spring into the summer months. Interestingly, October and November display the year's highest humidity, suggesting that El Arco’s increase in moisture continues later into the year than many other regions, making December a notable time for a vibrant, albeit humid, atmosphere.

December Average Humidity in El Arco

This chart illustrates the average monthly humidity levels in El Arco, 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.
JanFebMarAprMayJunJulAugSepOctNovDec74%65%58%58%67%76%67%68%81%83%84%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in El Arco

In El Arco, Mexico, the UV Index sees a notable trend throughout the year, peaking during the spring and summer months. From January's already high UV Index of 9, it escalates dramatically to a maximum of 14 in both March and June, classified as extreme exposure with a burn time of just 10 minutes. Interestingly, this extreme level persists from March through June, indicating a critical need for sun protection. As the year progresses, the index gradually declines, with November and December returning to a very high classification of 9 and 8, respectively, allowing for burn times of 15 minutes. This seasonal variation highlights the essential awareness required for sun safety in El Arco. For detailed insights and monthly updates, explore the full report at El Arco UV Index.

Maximum UV Index Levels in El Arco for December

The chart shows the monthly maximum UV Index (UVI) for El Arco 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.
JanFebMarAprMayJunJulAugSepOctNovDec911141414141313131298
Data source: El Arco 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 El Arco

El Arco, Mexico, basks in a remarkable abundance of sunshine throughout the year, with December offering a generous 290 hours of sunlight. As the year draws to a close, this tropical haven showcases a consistent trend of ample daylight, dipping slightly from the sun-drenched peak of 342 hours in May. The sunshine remains fairly robust, maintaining a warm and inviting atmosphere ideal for year-end escapes. Notably, December's hours still surpass those of the preceding months, drawing visitors to celebrate the festive season under clear blue skies. This delightful climate not only highlights El Arco’s appeal during the winter months but also promises a vibrant backdrop for holiday adventures and relaxation.

Monthly Sunshine Duration in El Arco: December Highlighted

The December sunshine duration represents the total number of hours El Arco 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.
JanFebMarAprMayJunJulAugSepOctNovDec237h273h321h325h342h308h321h318h293h297h284h290h
Data source: El Arco December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in El Arco During December

In December, El Arco, Mexico, enjoys a promising 71% chance of sunny weather, making it a delightful time to visit this charming locale. This figure reflects a notable trend of increasing sun exposure as the year draws to a close, following a consistent rise from November's 66%. As winter sets in, residents and visitors alike can expect more sun than in the sweltering summer months, where the likelihood drops significantly. Overall, December's weather presents an inviting blend of mildness and sunshine, perfect for outdoor activities and exploration.

Percentage of Sunny Days in December in El Arco

The chart illustrates the percentage of sunny days in El Arco 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 El Arco experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec60%91%82%69%63%18%18%28%20%39%66%71%
Data source: El Arco December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in El Arco in December

In El Arco, Mexico, the rhythm of daylight unfolds gracefully throughout the year, revealing distinct trends that may surprise you. Starting the year with 11 hours of daylight in both January and February, the days gradually stretch out to a peak of 13 hours by May and June, offering plenty of sunshine for outdoor activities. As summer wanes, the daylight gradually recedes, returning to 12 hours in August and September, before slipping back to 11 hours in October and November. December, however, ushers in the shortest days of the year, with only 10 hours of daylight, signaling a time of shorter, cooler days as the holiday season approaches. This gentle ebb and flow of sunlight not only shapes the ambiance of El Arco but also highlights the region's natural beauty throughout the seasons.

Average Daylight Hours in El Arco for December

The chart illustrates the variation in daylight duration in El Arco throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 2m11h 28m12h 2m12h 36m13h 5m13h 19m13h 11m12h 46m12h 13m11h 38m11h 9m10h 55m
Data source: El Arco daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in El Arco

As December settles over El Arco, the wind brings a gentle calm, with average speeds dropping to 1.4 m/s (3 mph), the lowest of the year. This trend of decreasing wind speed creates a tranquil atmosphere as the year winds down. Following a relatively consistent pattern, the months preceding December show only slight fluctuations, with speeds generally hovering between 1.4 and 2.1 m/s (3-5 mph). Notably, the summer months experience the most subdued gusts, while early winter transitions us into an even more serene environment. This seasonal shift not only enhances the charm of the coastal landscape but also invites leisurely outdoor activities, allowing visitors to savor the crisp, gentle breeze without distraction.

Average December Wind Speed in El Arco

The chart displays monthly wind speed patterns in El Arco, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.72.11.92.11.91.81.41.61.41.61.71.4 m/s
Data source: El Arco December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in El Arco Compares to Other Months

The weather in El Arco 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 El Arco and find detailed weather information for every month.

In December, the weather features a comfortable average temperature of 15°C (60°F), with daytime highs reaching 29°C (84°F) and nighttime lows around 2°C (35°F). Precipitation is minimal, with no rainy days, and humidity levels hover at 81%. In contrast, January experiences slightly warmer temperatures, with a minimum of 3°C (37°F) and a maximum of 30°C (86°F), while maintaining the same average of 15°C (60°F). However, January sees a modest increase in precipitation with 5 mm (0.2 in) on one rainy day, and humidity decreases to 74%. For more detailed information, visit El Arco weather in January.

December and February both offer mild temperatures, yet February tends to be slightly warmer overall. In December, the temperatures range from a minimum of 2°C (35°F) to a maximum of 29°C (84°F), with an average of 15°C (60°F). With low precipitation recorded (4 mm or 0.2 in) and a high humidity level of 81%, December feels quite comfortable. In contrast, February sees a minimum temperature of 5°C (40°F) and peaks at 31°C (89°F), averaging around 18°C (64°F). Although February experiences slightly more precipitation at 7 mm (0.3 in) over 2 days, the lower humidity of 65% makes the weather feel drier. For a detailed outlook, you can check El Arco weather in February.

In December, the weather tends to be milder with average temperatures ranging from a minimum of 2°C (35°F) to a maximum of 29°C (84°F), accompanied by high humidity at 81% and virtually no precipitation. In contrast, March experiences warmer temperatures, with a minimum of 6°C (44°F) and a maximum of 33°C (92°F), alongside slightly higher precipitation at 7 mm (0.3 in) over two days and lower humidity at 58%. This shift indicates a transition to warmer conditions and a more varied climate as winter gives way to spring. For more detailed information, you can check El Arco weather in March.

December and April present quite a contrast in weather conditions. In December, temperatures range from a cool 2°C (35°F) to a warm 29°C (84°F), with an average of 15°C (60°F). The month is characterized by high humidity at 81% and minimal precipitation of just 4 mm (0.2 in) over 0 days. In contrast, April experiences warmer temperatures, with a minimum of 9°C (48°F) and a maximum reaching up to 35°C (95°F), yielding an average of 22°C (73°F). This month sees slightly less precipitation at 3 mm (0.1 in) over a single day, and the humidity drops significantly to 58%. For more details on April weather, you can check out El Arco weather in April.

In December, the weather features mild temperatures, with a minimum of 2°C (35°F) and an average of 15°C (60°F), peaking at a comfortable 29°C (84°F). Notably, December experiences minimal precipitation at just 4 mm (0.2 in) across 0 rainy days, contributing to a relatively high humidity level of 81%. In contrast, May brings significantly warmer weather, with a minimum temperature of 12°C (53°F) and an average of 24°C (75°F), reaching up to a scorching 37°C (99°F). This month sees increased precipitation of 33 mm (1.3 in) over approximately 5 rainy days, resulting in lower humidity levels of 67%. For more detailed information, you can check El Arco weather in May.

December and June present striking contrasts in weather. December enjoys a milder temperature range with a minimum of 2°C (35°F) and a maximum of 29°C (84°F), coupled with low humidity at 81% and negligible precipitation. In stark contrast, June experiences significantly warmer temperatures, with a minimum of 13°C (55°F) and a sweltering maximum of 36°C (97°F). Additionally, June sees much higher precipitation, averaging 166 mm (6.5 in) over 17 rainy days, while humidity levels drop slightly to 76%. For a detailed look at the conditions during June, you can visit El Arco weather in June.

December and July present contrasting weather patterns. In December, temperatures range from a minimum of 2°C (35°F) to a maximum of 29°C (84°F), with an average of 15°C (60°F), showcasing milder days and cool nights. Importantly, there is no recorded precipitation during this month, and humidity levels are relatively high at 81%. In stark contrast, July experiences a minimum temperature of 12°C (54°F) and an average of 20°C (68°F), with highs reaching up to 29°C (85°F). However, July is significantly wetter, boasting 217 mm (8.6 in) of rainfall over 23 days, and lower humidity at 67%. For a deeper look into the climate specifics, check out El Arco weather in July.

December and August in El Arco showcase distinct weather contrasts. December typically experiences milder temperatures, with a minimum of 2°C (35°F) and an average of 15°C (60°F), while August is noticeably warmer, featuring a minimum of 13°C (55°F) and an average of 20°C (68°F). Although both months can reach a maximum of 29°C (84°F in December and 85°F in August), August stands out with its significant precipitation, receiving 188 mm (7.4 inches) over 22 days compared to December's almost dry conditions with only 4 mm (0.2 inches) of rain. Additionally, December has higher humidity at 81%, while August's humidity is relatively lower at 68%. For more details on August weather, you can check El Arco weather in August.

December and September present quite different weather patterns. In December, temperatures range from a minimum of 2°C (35°F) to a maximum of 29°C (84°F), with an average of 15°C (60°F) and very minimal precipitation of just 4 mm (0.2 in) over 0 days. This month maintains a consistent humidity level of 81%. In contrast, September experiences warmer minimum and average temperatures, with lows of 10°C (51°F) and highs reaching 29°C (85°F), averaging at 20°C (67°F). However, it is significantly wetter, with precipitation totaling 193 mm (7.6 in) over 21 days. Despite both months sharing the same humidity level, the overall climate remains noticeably more humid and rainy in September. For more details, check out El Arco weather in September.

In comparing the weather between December and October, December tends to be milder with average temperatures ranging from a minimum of 2°C (35°F) to a maximum of 29°C (84°F), while October enjoys a warmer range, with minimums of 8°C (46°F) and maximums reaching 31°C (87°F). Additionally, October experiences significantly more precipitation, averaging 65 mm (2.6 in) over 10 days compared to December's dry conditions with only 4 mm (0.2 in) and no rainy days at all. Humidity levels are quite similar, with December at 81% and October slightly higher at 83%. For a closer look at October weather specifics, visit El Arco weather in October.

In December, the weather is generally milder with a minimum temperature of 2°C (35°F) and a comfortable average of 15°C (60°F), peaking at a maximum of 29°C (84°F). Notably, December experiences very little precipitation, with only 4 mm (0.2 in) recorded over no rainy days, and humidity levels at 81%. In contrast, November tends to be slightly warmer with minimum and average temperatures of 4°C (39°F) and 17°C (63°F) respectively, reaching a higher maximum of 31°C (87°F). However, November is more prone to rain, seeing 21 mm (0.8 in) of precipitation on three days, alongside a slightly higher humidity of 84%. For a detailed look at the weather in November, you can visit El Arco weather in November.

Compare El Arco's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in El Arco

As December descends upon El Arco, the weather transforms into a delightful blend of mild temperatures and refreshing humidity. Unlike the sweltering summer months that can soar above 30°C, December offers a cozy maximum around 29°C, perfect for outdoor activities. With an average temperature of 15°C, the cool nights remind visitors of the crispness of winter without the harshness often found in other regions. Precipitation is virtually nonexistent, allowing for ample sunshine to embrace the landscape, a stark contrast to the wetter months earlier in the year. This unique climate creates an inviting atmosphere for exploration and relaxation. To learn more about how December fits into the broader weather patterns of the area, visit El Arco Climate.