December Weather in Coronado, Mexico

Last updated: April 22, 2025

December in Coronado, Mexico, offers a vibrant mix of weather conditions. With maximum temperatures reaching a comfortable 30°C (86°F) and an average of 12°C (54°F), visitors can enjoy pleasant daytime warmth. However, it’s worth noting that nighttime can get chilly, dipping to a minimum of -12°C (11°F). The month sees minimal rainfall, with only 16 mm (0.6 in) of precipitation across just 1 day, allowing for plenty of sunshine. Humidity levels hover around 87%, creating a mildly tropical atmosphere that enhances the charm of this beautiful destination.

December Temperature in Coronado

In December, Coronado, Mexico experiences notable temperature fluctuations that distinctly mark the transition into winter. The month begins with minimum temperatures dropping to a chilly -12°C (11°F), yet the climate warms up during the day, reaching an average of 12°C (54°F) and climbing to a pleasant maximum of 30°C (86°F). This reflects a broader trend seen throughout the year where temperatures dip notably in the winter months before gradually rising to warmer, sunnier highs. With December’s range, visitors can enjoy crisp morning air followed by comfortable afternoons, making it a delightful time to explore the region. As the year wraps up, Coronado offers a unique blend of cool nights and warm days, setting the perfect stage for holiday festivities.

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

The chart illustrates December temperature patterns in Coronado, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545966727882787873696254
Data source: Temperature data for Coronado 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 Coronado

In December, Coronado, Mexico, experiences a notable shift in precipitation, with total rainfall reaching 16 mm (0.6 in) over just one day. This marks a distinct contrast to the wetter months preceding it, such as September and July, where precipitation soared to 93 mm (3.7 in) and 61 mm (2.4 in) respectively. As the year draws to a close, December serves as a transitional month, featuring an average of one rainy day and a modest increase in rainfall compared to the preceding months like November. With its relatively low precipitation, December reflects the region's overall dry climate, while still hinting at the sporadic bursts of moisture that characterize the late fall and early winter months in this coastal paradise.

December Precipitation Trends in Coronado

The chart displays monthly precipitation patterns in Coronado, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3453624615593281216
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Coronado

As December arrives in Coronado, Mexico, residents and visitors experience a significant increase in humidity, climbing to 87%. This marks the peak of the year, following a steady rise from the milder levels of 75% in January to a more oppressive 86% by September. Interestingly, the transition into cooler months sees a shift; while January begins with a comfortable humidity, levels drop to their lowest in April and May at 48%, providing a brief respite. However, the arrival of the rainy season beginning in June ushers in higher moisture levels, culminating in December’s clinging humidity, leaving a distinct mark on the region's climate and lifestyle.

December Average Humidity in Coronado

This chart illustrates the average monthly humidity levels in Coronado, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75%65%58%48%48%54%72%77%86%82%85%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Coronado

As December arrives in Coronado, Mexico, the UV Index starts to taper off, indicating a shift in sun intensity as the year draws to a close. With a UV Index of 6 and a burn time of 25 minutes, this month falls into the high exposure category, providing a welcome respite from the extreme levels seen in earlier months. Throughout the year, residents and visitors alike have experienced varying degrees of sun strength; from February’s striking 10 and March’s peak at 11, down to the more manageable December levels. This trend emphasizes the importance of sun safety year-round, reminding us that even in winter, it's wise to stay informed about UV levels. For further details on UV exposure, check out Coronado UV Index.

Maximum UV Index Levels in Coronado for December

The chart shows the monthly maximum UV Index (UVI) for Coronado 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.
JanFebMarAprMayJunJulAugSepOctNovDec710111414131313121086
Data source: Coronado 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 Coronado

As December rolls into Coronado, Mexico, the vibrant sun continues to grace residents and visitors alike, providing 270 hours of glorious sunshine. While this marks a slight dip from the peak brightness of the warmer months, it still reflects a charming continuity of abundant light. Observing the year, one can't help but notice a discernible pattern: from the cooler January lows of 224 hours to the radiant highs of 359 hours in May, sunshine steadily beckons throughout the year. As winter approaches, the sun remains a steadfast companion, offering warmth and vitality even as the days grow shorter. Whether you're soaking it in on the beach or enjoying a local fiesta, December in Coronado is an invitation to bask in the lingering brightness of this coastal paradise.

Monthly Sunshine Duration in Coronado: December Highlighted

The December sunshine duration represents the total number of hours Coronado 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.
JanFebMarAprMayJunJulAugSepOctNovDec224h263h307h320h359h350h355h348h291h288h266h270h
Data source: Coronado December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Coronado During December

In December, Coronado, Mexico, experiences a 57% chance of sunny weather, marking a noticeable dip as the year winds down. This decline is a part of a broader trend as the region transitions from the sunnier months of the year; for instance, January boasts a robust 76% likelihood of sunshine, while February and March hover around 64%. As we move toward mid-year, the sunniest months shine through, with May and October each flirting with 75% and 71% chance, respectively. Interestingly, the summer months of July and August see a significant drop, showcasing that while December has a fair chance of sun, it remains one of the cloudier months in Coronado’s annual weather pattern.

Percentage of Sunny Days in December in Coronado

The chart illustrates the percentage of sunny days in Coronado 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 Coronado experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec76%64%64%63%75%67%51%48%60%71%63%57%
Data source: Coronado December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Coronado in December

In Coronado, Mexico, the daylight duration exhibits a cyclical dance that reflects the changing seasons. As the year begins in January, residents enjoy 10 hours of daylight, which gradually increases to 12 hours by March, providing a warm embrace of sunlight as spring approaches. This peak daylight persists through April, before giving way to the longest days of the year in May and June, where the sun shines for up to 13 hours. However, as summer transitions into autumn, daylight begins to taper off, dropping back to 10 hours by the end of December. This pattern illustrates a clear rhythm, with longer days in the summer, gradually giving way to shorter days during the winter months, creating a seasonal tapestry that enriches life in this charming coastal town.

Average Daylight Hours in Coronado for December

The chart illustrates the variation in daylight duration in Coronado throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 39m11h 15m12h 1m12h 48m13h 27m13h 46m13h 36m13h 1m12h 16m11h 29m10h 48m10h 28m
Data source: Coronado daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Coronado

As December arrives in Coronado, Mexico, the wind whispers a gentle farewell to the year, with average wind speeds settling at 2.5 m/s (6 mph). This marks a continuation of the mild breezes experienced in November, reflecting a subtle trend towards calmer conditions as the season shifts. While the earlier months of the year showcased slightly brisker winds, particularly in March and June—where speeds climbed to 3.8 m/s (8 mph)—the end of the year greets locals and visitors alike with a soothing atmosphere. December's winds, while gentle, invite everyone to enjoy the stunning coastal views and the serene beauty that Coronado has to offer during this tranquil month.

Average December Wind Speed in Coronado

The chart displays monthly wind speed patterns in Coronado, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.92.73.83.53.23.62.32.32.42.72.52.5 m/s
Data source: Coronado December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Coronado Compares to Other Months

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

December and January weather demonstrate some intriguing similarities and differences. In December, temperatures can drop significantly, reaching as low as -12°C (11°F), while the daily average remains around 12°C (54°F) and peaks at 30°C (86°F). Precipitation is minimal, with only 16 mm (0.6 in) over just one day, and humidity levels are relatively high at 87%. In contrast, January brings milder minimum temperatures of -3°C (26°F), maintaining a similar average of 12°C (54°F) but with a slightly lower maximum of 28°C (84°F). Precipitation drops even further to just 3 mm (0.1 in) over the same single day, and humidity decreases to 75%. To explore more about the weather in January, you can refer to Coronado weather in January.

In December, temperatures can range dramatically, with a minimum of -12°C (11°F) and a maximum of 30°C (86°F), resulting in an average temperature of 12°C (54°F). The month is characterized by high humidity at 87%, despite only experiencing 16 mm of precipitation over just one day. In contrast, February brings milder winter conditions, with a minimum of -3°C (26°F) and a maximum of 32°C (91°F), raising the average temperature to a comfortable 15°C (59°F). February also sees significantly lower humidity levels at 65% and much less precipitation, totaling only 4 mm across one day. For a closer look at what February has to offer, check out Coronado weather in February.

December and March present quite different weather profiles. In December, temperatures can drop to a chilly minimum of -12°C (11°F), with an average of 12°C (54°F) and a maximum reaching 30°C (86°F). Despite the wide temperature range, December experiences relatively high humidity at 87%, with just 16 mm of precipitation over a single day. In contrast, March sees milder conditions, with minimum temperatures starting at 1°C (34°F), an average of 19°C (66°F), and maximums soaring to 36°C (97°F). March is also drier, featuring only 5 mm of precipitation over a single day and lower humidity at 58%. For more details on weather conditions in March, check out Coronado weather in March.

December and April exhibit significantly different weather patterns. In December, temperatures can drop as low as -12°C (11°F), with an average of 12°C (54°F) and a maximum reaching up to 30°C (86°F). The month experiences higher humidity at 87% and receives about 16 mm (0.6 in) of precipitation over just one day. In contrast, April boasts milder temperatures, with a minimum of 3°C (37°F), an average of 22°C (72°F), and a maximum of 35°C (95°F). It enjoys lower humidity at 48% and significantly less precipitation, totaling only 3 mm (0.1 in) over the same number of days. For more details on April weather, check out Coronado weather in April.

In December, temperatures vary significantly, ranging from a frigid minimum of -12°C (11°F) to a warm maximum of 30°C (86°F), with an average of about 12°C (54°F). The month experiences high humidity at 87%, despite having only one day of precipitation totaling 16 mm (0.6 in). In contrast, May offers much milder conditions, with minimum temperatures of 7°C (44°F) and maximum highs soaring to 38°C (101°F), averaging around 26°C (79°F). The humidity drops significantly to 48%, and precipitation is lighter, with only 6 mm (0.2 in) over one day. For more detailed insights on May weather, visit Coronado weather in May.

December and June showcase stark contrasts in weather. In December, temperatures can plummet to a chilly minimum of -12°C (11°F), with an average temperature of 12°C (54°F) and a maximum reaching 30°C (86°F). This month sees minimal precipitation, just 16 mm (0.6 in) over one day, accompanied by high humidity at 87%. In contrast, June boasts much warmer conditions, with a minimum temperature of 15°C (59°F) and an average of 28°C (82°F), peaking at a sweltering 39°C (103°F). Precipitation is slightly higher at 24 mm (0.9 in) over three days, and humidity drops to a more comfortable 54%. For more detailed insights, check out Coronado weather in June.

December weather contrasts sharply with that of July. In December, temperatures can drop as low as -12°C (11°F), with an average of 12°C (54°F) and a maximum reaching 30°C (86°F). The month sees minimal precipitation, with only 16 mm (0.6 in) falling over just one day, alongside high humidity at 87%. In contrast, July experiences much warmer conditions, with minimum temperatures around 16°C (61°F) and maximums soaring up to 37°C (100°F), averaging 25°C (78°F). July also brings more rainfall, accumulating 61 mm (2.4 in) over 11 days, coupled with lower humidity at 72%. For a more detailed view of July weather, you can check Coronado weather in July.

When comparing the weather in December and August, notable differences emerge. December experiences a broader temperature range, with nighttime lows plummeting to -12°C (11°F) and afternoon highs peaking at 30°C (86°F), while August maintains milder temperatures, averaging between 14°C (58°F) at night and reaching up to 37°C (99°F) during the day. Precipitation levels also vary significantly; December sees only 16 mm (0.6 in) of rain over just one day, whereas August receives much more, totaling 55 mm (2.2 in) spread across seven days. Additionally, December's higher humidity at 87% contrasts with August’s more comfortable 77%. For a detailed look at how the weather shapes the experience in August, visit Coronado weather in August.

In December, temperatures range from a chilly -12°C (11°F) at night to a comfortable 30°C (86°F) during the day, with an average of 12°C (54°F). This month experiences minimal precipitation, with only 16 mm (0.6 in) recorded over just one day, resulting in high humidity levels of 87%. In contrast, September boasts significantly warmer temperatures, with nighttime lows around 12°C (53°F) and daytime highs reaching 36°C (97°F), averaging 23°C (73°F). However, it is also much wetter, with 93 mm (3.7 in) of rain falling over 12 days, and slightly lower humidity at 86%. For more details on the weather in September, you can check out Coronado weather in September.

In comparing the weather patterns of December and October, December tends to be significantly cooler, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 30°C (86°F), while October offers milder conditions, with temperatures that range from 1°C (35°F) to a maximum of 35°C (95°F). November also sees less precipitation, with only 16 mm (0.6 in) over one day, compared to October's 28 mm (1.1 in) over five days. Furthermore, humidity levels are slightly higher in December at 87%, compared to October's 82%. For a detailed look at how conditions change in October, you can visit Coronado weather in October.

December weather shows a wider temperature range compared to November. In December, temperatures can plunge to a minimum of -12°C (11°F), while averaging around 12°C (54°F) and reaching a maximum of 30°C (86°F). In contrast, November presents milder conditions with a minimum of -5°C (24°F), an average of 16°C (62°F), and a peak of 33°C (91°F). Both months experience relatively low precipitation, but December has slightly more humidity at 87%, compared to November's 85%. Notably, December also sees less rainfall, recording just 16 mm (0.6 in) over one day, while November receives 12 mm (0.5 in) over two days. For a detailed overview, check out Coronado weather in November.

Compare Coronado's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Coronado

As December unfolds in Coronado, the weather showcases a unique charm that sets it apart from other months. With mild temperatures ranging from average lows to warm highs, this month offers a refreshing escape from the hotter season's peak. The remarkably low precipitation, averaging just a single rainy day, adds to the overall pleasantness, making it an ideal time for outdoor activities. Despite the higher humidity level, December's climate is more bearable compared to the sweltering summer months. Embrace the beauty of Coronado this December, where mild weather and sunny days invite you to explore. For more insights, visit Coronado Climate.