Last updated: April 22, 2025
December in San Carlos, Mexico offers a delightful blend of mild temperatures and refreshing coastal breezes. The maximum temperature can reach a comfortable 28°C (82°F), while the average hovers around a pleasant 11°C (53°F). The minimum temperature can dip to a chilly -10°C (14°F) during the night, making layers essential for evening outings. With only 24 mm (0.9 in) of rain over just 2 days, you can expect predominantly dry weather, though humidity is relatively high at 85%. Embrace the unique charm of December in this coastal paradise, where the climate invites both relaxation and adventure.
December in San Carlos, Mexico, ushers in a noticeable coolness, with temperatures ranging from a chilly -10°C (14°F) at night to a comfortable 28°C (82°F) during the day. As the last month of the year, it marks a transition from the warmer autumn months, where averages hover around 15°C (60°F) in November, to the cooler winter period. This month’s daytime highs, while still pleasant, begin to reflect the lower averages, emphasizing a gradual dip in temperatures. With evenings that can be crisp, December offers a delightful contrast, making it an ideal time for cozy gatherings or exploring the breathtaking landscapes of the region.
December in San Carlos, Mexico, marks a notable transition as the year draws to a close, with precipitation averaging 24 mm (0.9 in). This uptick follows a general trend where rainfall has gradually increased from the drier months of earlier in the year. With just 2 days of recorded rain, December mirrors the drier patterns seen in January, February, and November, suggesting a shift towards slightly wetter conditions as the region heads into winter. Compared to the heavier rains of summer, where August and September saw peaks of 57 mm and 81 mm respectively, December provides a gentler respite, heralding the cooler, more temperate months ahead. Overall, while December's rain is modest, it plays a vital role in sustaining the local ecosystem as the year transitions into its final chapter.
In San Carlos, Mexico, December marks the culmination of a year characterized by fluctuating humidity levels. As the year draws to a close, humidity peaks at a notable 85%, mirroring the conditions from the previous month, November. This trend signifies a transition from the drier months of early spring, where humidity dipped to around 62% in both March and April. The weather begins to feel more tropical as the year progresses, with humidity consistently rising from July onward. Such high humidity levels in December not only enhance the coastal charm of San Carlos but also prime the region for the upcoming warm season, creating an inviting atmosphere for both residents and visitors.
In December, San Carlos experiences a moderate UV Index of 5, marking a slight decline from the higher extremes seen in the peak summer months. As the year winds down, the risk of harmful exposure diminishes, allowing for a more leisurely outdoor experience with a burn time of 30 minutes. This trend of lowering UV levels is a welcome reprieve from the month’s earlier averages, where indices soared as high as 13 from April to July, categorized as extreme. In contrast, December's UV conditions encourage sun-seekers to remain vigilant but enjoy longer periods outdoors. For more detailed insights on the yearly UV patterns in this beautiful region, visit San Carlos UV Index.
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In San Carlos, Mexico, December offers a delightful transition into winter, boasting about 267 hours of sunshine. As the year winds down, daylight begins to recede slightly from the sun-drenched peaks witnessed in April and May, which see the highest totals around 324 and 361 hours, respectively. The gradual decrease extends from the summer months, where July enjoys the most sunshine at 363 hours, to the more temperate winter. This trend highlights a pattern of abundant sunlight from early spring through summer, with December still providing a cheerful glow that tempts visitors with a warm escape from colder climates, making it a perfect time to soak in the tranquil beauty of this coastal paradise.
As December rolls in, the likelihood of sunny weather in San Carlos, Mexico, dips to 54%, marking a notable decrease from the sunnier months earlier in the year. After enjoying 74% sun in January and a consistent presence of bright skies through the spring and early summer, the approach of winter brings shorter days and more cloud cover. This trend highlights the gradual transition from the vibrant sunshine of preceding months to a cooler and cloudier December, setting the stage for a serene yet less sunny holiday season. While the chance of sun is lower, the charm of San Carlos still shines through, making it an appealing destination for those seeking a warmer escape from the winter chill elsewhere.
As December unfolds in San Carlos, Mexico, the region experiences about 10 hours of daylight, mirroring the sunlight of January and November. This reduction in daylight is part of a rhythmic cycle, where daylight duration peaks in the summer months of May through August, reaching almost 13 hours. Following this peak, daylight begins to taper off through September and October, only to stabilize again at 10 hours during the winter months at year’s end. This gradual ebb and flow of sunlight not only marks the changing seasons but also sets the perfect backdrop for enjoying the serene beauty of San Carlos as the year concludes.
As December unfolds in San Carlos, Mexico, the average wind speed picks up slightly to 3.0 m/s (7 mph), marking a transition toward the more dynamic breezes of late winter. This month experiences a modest increase compared to the preceding months, which typically range around 2.5 to 2.9 m/s. Notably, the steady patterns in wind speed from spring and early summer—peaking at 4.0 m/s (9 mph) in March—give way to a gentle, refreshing chill as the year draws to a close. This subtle uptick in wind speed provides a delightful backdrop for evening strolls along the coast, weaving a sense of tranquility into the vibrant atmosphere of the region.
The weather in San Carlos 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 San Carlos and find detailed weather information for every month.
In December, the weather features a broader range of temperatures, with a minimum of -10°C (14°F), an average of 11°C (53°F), and a maximum of 28°C (82°F). The month experiences relatively high humidity at 85%, accompanying 24 mm (0.9 in) of precipitation over just 2 days. In contrast, January brings slightly milder temperatures, with a minimum of -7°C (19°F), an average of 10°C (50°F), and the same maximum of 28°C (82°F). Precipitation decreases to 11 mm (0.4 in) over the same 2 days, and humidity drops to 75%. For more details on January weather, visit San Carlos weather in January.
In December, the weather tends to be cooler, with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 28°C (82°F) and an average temperature of 11°C (53°F). The month experiences higher humidity at 85% and receives 24 mm (0.9 in) of precipitation over just two days. In contrast, February sees a slight increase in average temperature to 13°C (56°F), with similar minimum and maximum temperatures ranging from -11°C (13°F) to 31°C (88°F). February is drier, with only 9 mm (0.4 in) of precipitation, and the humidity drops to a more comfortable 72%. For more details, check San Carlos weather in February.
December and March present a notable contrast in weather conditions. In December, temperatures range from a chilly minimum of -10°C (14°F) to a warm maximum of 28°C (82°F), with an average of 11°C (53°F). The month experiences higher humidity at 85% and receives about 24 mm (0.9 in) of precipitation over two days. In contrast, March offers a milder climate with minimum temperatures around -2°C (28°F) and maximum temperatures reaching a sweltering 34°C (94°F), averaging 18°C (64°F). This month sees significantly lower humidity at 62% and less precipitation, totaling only 6 mm (0.2 in) over two days. For more detailed insights into March weather, you can check San Carlos weather in March.
In December, temperatures in San Carlos can drop as low as -10°C (14°F), with pleasant averages around 11°C (53°F) and a maximum reaching up to 28°C (82°F). The month experiences relatively high humidity at 85%, with limited precipitation of 24 mm (0.9 in) over just 2 days. In contrast, April brings significantly warmer weather, with minimum temperatures around 4°C (39°F) and average highs soaring to about 22°C (71°F), peaking at a sweltering 35°C (95°F). With lower humidity at 62% and only 9 mm (0.4 in) of rainfall across the same number of days, April provides a much drier and sunnier climate. For more details on the weather in April, check out San Carlos weather in April.
In December, temperatures can be quite chillier, ranging from a minimum of -10°C (14°F) to a maximum of 28°C (82°F), with an average temperature of 11°C (53°F). This month experiences higher humidity at 85% and limited precipitation of 24 mm (0.9 in) over just 2 days. In contrast, May boasts significantly warmer conditions, with temperatures ranging from a minimum of 9°C (49°F) to a scorching maximum of 39°C (102°F) and an average of 26°C (79°F). Although May sees more rainy days (4 days), the total precipitation is lower at 16 mm (0.6 in) and the humidity is more comfortable at 69%. For more details about May weather in San Carlos, check out San Carlos weather in May.
December and June present strikingly different weather patterns. In December, temperatures can drop as low as -10°C (14°F) and typically average around 11°C (53°F), with a maximum of 28°C (82°F). The month sees about 24 mm (0.9 in) of precipitation over just 2 days, coupled with a high humidity level of 85%. In contrast, June boasts a much warmer climate with minimum temperatures around 15°C (59°F), averages of 28°C (82°F), and can peak at a scorching 40°C (104°F). Precipitation in June is higher, totaling 45 mm (1.8 in) over 6 days, but humidity is lower at 73%. For a detailed look at conditions during this month, you can explore San Carlos weather in June.
In December, the weather tends to be significantly cooler, with temperatures ranging from a minimum of -10°C (14°F) to an average of 11°C (53°F), and a maximum of 28°C (82°F). The humidity is quite high at 85%, but precipitation is relatively low, occurring on only 2 days with a total of 24 mm (0.9 in). In contrast, July brings much warmer conditions, with temperatures ranging from a minimum of 17°C (63°F) to an average of 27°C (81°F), peaking at a scorching 39°C (103°F). The month experiences more precipitation, with 32 mm (1.3 in) spread over 7 days, and the humidity is lower at 67%. For a closer look at the specific weather conditions during July, you can check San Carlos weather in July.
December and August present contrasting weather patterns, with December showcasing cooler temperatures and higher humidity. During December, temperatures range from a chilly minimum of -10°C (14°F) to an average of 11°C (53°F) and can reach a maximum of 28°C (82°F), accompanied by 24 mm (0.9 in) of precipitation over just 2 days and a humidity level of 85%. In stark contrast, August experiences warmer conditions with temperatures ranging from a minimum of 15°C (59°F) to an average of 27°C (80°F), peaking at a scorching 38°C (100°F). Additionally, August sees more precipitation, totaling 57 mm (2.2 in) over 9 days, but with a lower humidity of 62%. For more detailed insights, check out San Carlos weather in August.
In December, weather conditions are notably cooler, with temperatures ranging from a minimum of -10°C (14°F) to a maximum of 28°C (82°F) and an average of 11°C (53°F). The month sees only 24 mm (0.9 in) of precipitation over just 2 days, and humidity levels are quite high at 85%. Conversely, September experiences much warmer temperatures, with a minimum of 11°C (52°F), an average of 23°C (75°F), and a peak of 36°C (98°F). Precipitation is significantly higher at 81 mm (3.2 in) spread over 10 days, while humidity levels are slightly lower at 75%. For those interested in more details, you can check out San Carlos weather in September.
In December, the weather takes a noticeable turn, with temperatures ranging from a chilly -10°C (14°F) to a warmer 28°C (82°F), but averaging around 11°C (53°F). In contrast, October offers a more temperate climate, where the temperatures vary from a mild -1°C (31°F) to a peak of 34°C (93°F) and boast an average of 20°C (68°F). Additionally, December experiences lower humidity at 85% but fewer precipitation days, totaling just 24 mm (0.9 in) over 2 days. October, on the other hand, sees slightly higher rainfall at 28 mm (1.1 in), spread over 5 days, with a lower humidity level of 78%. For more detailed insights, take a look at San Carlos weather in October.
December experiences slightly cooler temperatures compared to November, with minimums reaching as low as -10°C (14°F) while November's minimum is a milder -5°C (24°F). The average temperature in December is 11°C (53°F), which is 4°C lower than November's average of 15°C (60°F). Additionally, while both months see precipitation on two days, December has a higher total of 24 mm (0.9 in) compared to November's 13 mm (0.5 in). Interestingly, humidity levels remain consistent at 85% for both months. For a closer look at weather specifics in November, visit San Carlos weather in November.
December in San Carlos brings a refreshing contrast to the region's warmer months, where temperatures can vary significantly from the crisp average of 11°C (53°F) to an occasional peak of 28°C (82°F). With humidity levels hovering around 85%, the air feels cooler, particularly at night when it can dip to a chilly minimum of -10°C (14°F). Notably, precipitation is minimal, with just a couple of rainy days adding up to 24 mm (0.9 in), making the month feel drier compared to the more humid summer season. Overall, December offers a unique blend of mild temperatures and low rainfall, setting it apart from the sweltering season. For a deeper dive into the unique climate of this region, visit San Carlos Climate.