Last updated: April 22, 2025
December in San Blas, Mexico, offers a delightful blend of warm temperatures and refreshing breezes. With maximums reaching 34°C (94°F) and a pleasant average of 19°C (67°F), visitors can enjoy the sun while basking on the beautiful beaches. Although temperatures can dip to a brisk 4°C (40°F) at night, the month typically experiences low precipitation, averaging only 11 mm (0.4 in) across just one day. The humidity remains at a comfortable 72%, making December a perfect time for outdoor adventures and exploring the lush landscapes that San Blas has to offer.
In December, San Blas, Mexico experiences a delightful transition into the cooler season, with temperatures ranging from a refreshing 4°C (40°F) at night to a pleasant 19°C (67°F) during the day, peaking at a warm 34°C (94°F). As the year draws to a close, the weather showcases a significant dip from the sweltering heights of summer, making it an ideal time for outdoor activities and exploration. Visitors can enjoy the comfortable climate without the oppressive heat of earlier months, creating the perfect backdrop for beach strolls and local festivities. This month marks a distinct shift, emphasizing San Blas's charm and inviting ambiance for those seeking sun-soaked relaxation.
In December, San Blas experiences a marked reduction in precipitation, receiving only 11 mm (0.4 in) of rain over the course of just one day. This follows the heavier rainfall typical of the summer months, where July and August see deluges of 90 mm (3.6 in) and 133 mm (5.2 in) respectively. As the year winds down, the climate transitions into a drier spell, with November already hinting at this shift with a total of 30 mm (1.2 in) over just two days. Consequently, December stands out with its comparatively mild precipitation, indicative of the region's seasonal patterns, as the frequency and volume of rain taper off significantly heading into the new year.
In December, the humidity in San Blas, Mexico hovers around 72%, reflecting a slight uptick from the previous month. This period marks a transition from the higher humidity of late summer and early fall, which peaks at 78% in August and September. As the year winds down, humidity begins to decrease in the spring months, reaching a low of 58% in April, before gradually climbing again as summer approaches. December's humidity suggests a comfort that balances the cooler temperatures of winter with the coastal air, providing a refreshing atmosphere for visitors and locals alike. The overall trend reveals a pattern of fluctuation throughout the year, with December fitting neatly into this cycle of seasonal change.
As December rolls into San Blas, Mexico, residents and visitors can expect a UV Index of 6, categorizing exposure levels as high. This indicates a slight drop from the extreme levels experienced during the peak summer months, where the UV Index soared to a maximum of 12. With a recommended burn time of 25 minutes, December offers some respite from the intense sun, allowing for more leisurely outdoor activities while still necessitating sun protection. Trend-wise, the winter months transition from a very high UV Index in November to a more manageable level in December, making this the perfect time to enjoy the beautiful beaches and natural landscapes of San Blas without the searing heat of the summer sun. For detailed UV Index information throughout the year, visit San Blas UV Index.
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As December rolls into San Blas, Mexico, the sun continues to shine brightly, offering 265 hours of glorious sunlight. While this marks a slight decline from the peak of 362 hours in May, December still enjoys a generous amount of sunshine, providing ample opportunities for sun-soaked activities. The month sits comfortably in the middle of the year’s spectrum, reflecting the gradual ebb and flow of daylight hours across the seasons. With a steady transition from the sunnier months of summer to cooler winter days, December serves as a reminder that even as the year winds down, San Blas remains a vibrant paradise bathed in warm hues of sunshine.
In December, San Blas, Mexico experiences a 54% chance of sunny weather, a slight dip as the year winds down. This trend reflects the overall shift towards cooler months, where the likelihood of sunshine eases compared to the warmer spring and early summer months, like May with 79% sun exposure. While December isn’t the sunniest month, it still outperforms typical rainy periods seen in the late summer, making it a decent time for travelers seeking pleasant weather amidst the holiday cheer. So, whether you're strolling along the coast or savoring local delights, there’s still a good chance to soak in the sun this December!
In San Blas, Mexico, the daylight duration exhibits a rhythmic pattern throughout the year, peaking in the vibrant months of May through July with a generous 13 hours of daylight. As summer fades, daylight gradually diminishes, returning to 12 hours in August and September before tapering off to 11 hours in October and 10 hours in November. By December, the trend continues, with daylight remaining at 10 hours, mirroring the beginning of the year in January. This cyclical ebb and flow showcases the region's mild seasonal transition, ensuring plenty of sunshine for beachgoers and adventurers alike.
In December, the winds in San Blas, Mexico, begin to take a slight dip, averaging at 1.9 m/s (4 mph). This trend reflects a gentle decline from the breezy summer months, particularly from June’s peak of 2.4 m/s. As the year draws to a close, wind speeds remain consistently mild, maintaining a stable environment perfect for relaxation and outdoor activities. The transition from the more robust winds of the earlier months subtly enhances the charm of December, inviting both locals and travelers to enjoy the serene, balmy atmosphere that defines this coastal gem.
The weather in San Blas 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 Blas and find detailed weather information for every month.
December and January weather conditions in San Blas exhibit notable similarities, with both months experiencing mild minimum temperatures and warm maximums. In December, the minimum temperature averages at 4°C (40°F), with a maximum of 34°C (94°F) and an average temperature of 19°C (67°F). January, on the other hand, has slightly cooler minimums at 3°C (38°F), with a maximum of 35°C (95°F) and an average of 18°C (65°F). Precipitation remains consistent in both months, with December recording 11 mm (0.4 in) and January slightly lower at 10 mm (0.4 in), both over just one day. Humidity is also similar, at 72% for December and 70% for January, contributing to the tropical feel throughout. For more detailed insights, check out San Blas weather in January.
In comparing the weather between December and February, both months exhibit similar temperature ranges, with minimums around 4°C (40°F) and maximums reaching up to 34°C (94°F). The average temperature remains consistent at about 19°C (67°F) for both months. However, February sees a slight increase in precipitation, totaling 17 mm (0.7 in) over two days compared to December's 11 mm (0.4 in) across just one day. Additionally, February has a marginally lower humidity level at 67%, compared to December's 72%. For more detailed insights on February conditions, you can visit San Blas weather in February.
In December, temperatures range from a minimum of 4°C (40°F) to a maximum of 34°C (94°F), with an average temperature of 19°C (67°F). The month experiences a modest precipitation of 11 mm (0.4 in) over just 1 day and maintains a humidity level of 72%. In contrast, March sees slightly warmer temperatures, with a minimum of 5°C (42°F) and a maximum of 36°C (98°F), averaging at 21°C (70°F). March is characterized by lower precipitation of 5 mm (0.2 in), also occurring over 1 day, and a decrease in humidity to 62%. For a more detailed look at the weather specifics, check out San Blas weather in March.
In December, temperatures range from a minimum of 4°C (40°F) to a maximum of 34°C (94°F), with an average of 19°C (67°F) and a humidity level of 72%. This month experiences light precipitation of 11 mm (0.4 in) over just one day, creating a pleasant yet slightly humid atmosphere. In contrast, April sees a rise in temperatures with minimums of 9°C (48°F) and maximums soaring up to 38°C (100°F), accompanied by an average temperature of 24°C (75°F). Notably, April is characterized by dry weather, with no recorded precipitation and a lower humidity level of 58%, offering a much drier and warmer climate compared to December. For more details on April's weather, you can refer to San Blas weather in April.
In December, the weather showcases mild temperatures with a minimum of 4°C (40°F) and an average high reaching 34°C (94°F). Despite the warm conditions, the month experiences some humidity at 72% and a bit of precipitation, averaging 11 mm (0.4 in) over just one day. In contrast, May brings significantly warmer temperatures, with a minimum of 13°C (55°F) and a maximum soaring to 40°C (105°F), but it stands out for having zero rainfall and lower humidity at 59%. For more details on the weather during this month, you can check San Blas weather in May.
December and June offer contrasting weather experiences. In December, temperatures range from a cool 4°C (40°F) at night to a warm 34°C (94°F) during the day, with an average of 19°C (67°F). The month sees minimal precipitation, only about 11 mm (0.4 in) over just one day, while humidity lingers around 72%. In contrast, June brings noticeably warmer conditions with a minimum temperature of 17°C (64°F) and a maximum soaring to 42°C (107°F), averaging 30°C (86°F). Rainfall increases slightly to 19 mm (0.7 in) but still falls on only one day, and humidity is lower at 64%. For more details about the weather in June, you can check San Blas weather in June.
In December, the weather is noticeably milder compared to July, with temperatures ranging from a minimum of 4°C (40°F) to a maximum of 34°C (94°F) and an average of 19°C (67°F). The precipitation is minimal, averaging only 11 mm (0.4 in) over just one day, leading to a humidity level of 72%. In contrast, July boasts much warmer conditions, with temperatures varying from a minimum of 23°C (73°F) to a high of 40°C (105°F), averaging 31°C (87°F). However, it also experiences significantly more rainfall, with 90 mm (3.6 in) spread across 13 days and a humidity level of 74%. For more information on July weather specifics, visit San Blas weather in July.
In December, the weather is significantly cooler, with temperatures ranging from a mild minimum of 4°C (40°F) to a warm maximum of 34°C (94°F) and an average of 19°C (67°F). Precipitation is minimal, with only 11 mm (0.4 in) expected over just one day, and humidity hovers around 72%. In stark contrast, August experiences much warmer temperatures, with a minimum of 23°C (74°F), an average of 30°C (87°F), and a scorching maximum of 42°C (107°F). This month also sees much higher rainfall, with around 133 mm (5.2 in) over 15 days, contributing to a higher humidity level of 78%. For more specific details on the weather in August, check out San Blas weather in August.
In comparing the weather between December and September, there are notable differences in both temperature and precipitation. December presents a more moderate climate with minimum temperatures around 4°C (40°F) and average highs reaching 34°C (94°F), accompanied by very little precipitation of just 11 mm (0.4 in) over a single day, resulting in a humidity level of 72%. In contrast, September is significantly warmer, with minimum temperatures starting at 20°C (69°F) and averaging around 29°C (84°F), peaking at a scorching 40°C (104°F). This month experiences much higher rainfall, totaling 112 mm (4.4 in) spread over 15 days, and a slightly higher humidity at 78%. For more detailed insights on the weather in San Blas during September, you can check San Blas weather in September.
When comparing the weather between December and October, December tends to be milder, with minimum temperatures around 4°C (40°F) and an average of 19°C (67°F), highlighting a more moderate climate. In contrast, October experiences significantly warmer conditions, with minimum temperatures around 11°C (52°F) and an average high of 28°C (83°F), reaching peaks of up to 42°C (107°F). Additionally, October records more rainfall, with 19 mm (0.7 in) over 3 days, compared to December's 11 mm (0.4 in) over just 1 day. Humidity levels remain fairly similar, with December at 72% and October slightly higher at 75%. For more insights, check San Blas weather in October.
In comparing December and November weather, December experiences a cooler range of temperatures, with a minimum of 4°C (40°F) and an average maximum of 34°C (94°F), while November is noticeably warmer, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 39°C (103°F). November also boasts higher precipitation levels at 30 mm (1.2 in) over 2 days, compared to December's 11 mm (0.4 in) over just 1 day. Humidity levels are quite similar, with December at 72% and November slightly higher at 74%. For those looking to explore this region during November, more information can be found at San Blas weather in November.
In December, San Blas experiences a unique climate shift, characterized by mild temperatures that provide a pleasant escape from the heat of the preceding months. While maximum temperatures can reach a warm 34°C, the average chill brings a refreshing 19°C, contrasting sharply with the extremes often felt during summer. This month also typically boasts low precipitation, with just one rainy day and minimal overall rainfall, making it an ideal time for outdoor activities. Additionally, the humidity level remains comfortably moderate at 72%, creating a balanced atmosphere perfect for exploring the natural beauty of the region. For more detailed insights into the weather patterns throughout the year, check out San Blas Climate.