Last updated: April 22, 2025
December in San Cristobal, Mexico offers an intriguing blend of warm and cool temperatures, with maximums reaching 34°C (93°F) and averages around 23°C (74°F). As the month unfolds, visitors can expect about 16 days of precipitation, accumulating to 81 mm (3.2 in), which contributes to the town's lush landscapes. The air carries a notable humidity of 88%, adding a tropical touch to the cool, refreshing atmosphere. Whether you’re exploring the vibrant streets or enjoying the local culture, December is a unique time to experience the enchanting charm of San Cristobal.
In December, San Cristobal experiences a delightful transition that heralds the cooler end of the year. With minimum temperatures averaging around 14°C (57°F) and daily averages settling at a comfortable 23°C (74°F), this month invites pleasant outdoor activities. The maximums reach a peak of 34°C (93°F), mirroring the warmth seen in November but starting to drop slightly as winter approaches. As the festive season unfolds, the pleasant climate makes it an ideal time to explore this charming city, offering a balance between sunny days and cooler nights that truly enhances the magical atmosphere of December in this vibrant Mexican locale.
In December, San Cristobal experiences a moderate precipitation level of 81 mm (3.2 in), continuing the trend of diminished rainfall as the year draws to a close. With 16 rainy days, it marks a shift from the heavier downpours of the preceding months. Notably, the city transitions from the peak rainy months of June to September, where it saw over 300 mm of rain, to a relatively drier December, echoing the patterns observed in earlier winter months like January and February. This seasonal variation highlights San Cristobal’s dynamic climate, as the dry spells emerge just before the onset of fresh rains in the coming months, setting the stage for a rejuvenated landscape in the new year.
In December, San Cristobal, Mexico experiences a high humidity level of 88%, reflecting the trend of increasing moisture that characterizes the latter part of the year. As the months transition from the dry to the wet season, humidity levels steadily rise from 59% in April to a peak of 88% by December. This month, along with November and October, shares the highest humidity readings, cascading from the summer months where humidity spiked to 87% in August and September. The consistent increase underscores the region's shift towards a more tropical feel, enveloping visitors in a rich, moist atmosphere just as the holiday season approaches.
In December, San Cristobal experiences a UV Index of 8, categorized as very high, which translates to a burn time of approximately 15 minutes. This marks a slight decrease compared to the previous months, which consistently hovered in the extreme range between 11 to 14, with burn times as short as 10 minutes in the peak of summer. The trend highlights a gradual tapering off of the intense UV radiation characteristic of the earlier months, yet caution remains crucial. Residents and visitors should take care to protect their skin, especially as the holiday season encourages outdoor festivities. For detailed insights on UV exposure, visit San Cristobal UV Index.
UV Risk Categories
As December unfolds in San Cristobal, Mexico, the city welcomes a cozy blend of sunshine and seasonal charm, boasting 226 hours of sunlight. While this mark is slightly lower than the bustling month of November with its 235 hours, it still signifies a vibrant continuation of the year’s sun-filled journey. December stands out as a gentle transition from the peak sunshine months of April and May, which each basked in 295 and 317 hours respectively. The trend showcases a remarkable ebb and flow of daylight, with winter giving way to shorter days, yet still offering a delightful respite of warmth and light as the year draws to a close. Whether sipping coffee in a sunlit plaza or exploring the picturesque streets, December's sunshine invites both locals and travelers to savor the beauty of San Cristobal's winter days.
In December, San Cristobal, Mexico, enjoys a 58% chance of sunny weather, making it one of the more pleasant months as the year draws to a close. This figure highlights a notable increase in sunshine compared to the more overcast summer months, where chances drop to as low as 15% in June and 14% in September. As the seasons transition, the likelihood of sunny days gradually rises from 43% in November, culminating in December's favorable prospects. This reflects an upward trend in sunshine starting from the autumn months, encouraging outdoor activities and festive celebrations under the warm December sun. Overall, visitors can look forward to a pleasant balance of sunshine and mild temperatures, perfect for exploring the rich culture and stunning landscapes of San Cristobal.
In San Cristobal, Mexico, the daylight duration exhibits a rhythmic pattern throughout the year, punctuated by notable shifts. Starting from January to November, the city enjoys a consistent 11 hours of daylight, creating a harmonious climate for its residents. As spring approaches in March, daylight increases to 12 hours, peaking at 13 hours in the summer months of June and July. This seasonal abundance of light fosters vibrant outdoor activities and a lively atmosphere. As summer fades, daylight gently recedes back to 12 hours in August and September, then returns to the familiar 11 hours by October through December. This gradual ebb and flow highlights the natural beauty of San Cristobal, making it a charming destination year-round.
As December settles over San Cristobal, Mexico, the average wind speed gently hovers at 2.3 m/s (5 mph), marking a subtle decline from the higher breezes of early spring and autumn. In March, the winds peak at 3.2 m/s (7 mph), providing a refreshing contrast to the calmer summer months. By mid-year, the winds recede to their lowest in June and September, with speeds of just 1.8 m/s (4 mph). However, as the year draws to a close, a slight uptick in wind speed is observed in November, giving way to a tranquil yet invigorating atmosphere in December. This consistent yet mild wind pattern throughout the year contributes to San Cristobal’s charm, offering a pleasant backdrop for both residents and visitors to enjoy the town's vibrant culture and stunning landscapes.
The weather in San Cristobal 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 Cristobal and find detailed weather information for every month.
In December, the weather features a minimum temperature of 14°C (57°F) and an average of 23°C (74°F), while the maximum can reach up to 34°C (93°F). The month experiences significant precipitation, with 81 mm (3.2 in) over 16 days, leading to a high humidity level of 88%. In contrast, January sees slightly cooler temperatures with a minimum of 13°C (55°F) and an average of 23°C (73°F), while still maintaining a maximum of 34°C (94°F). Precipitation increases slightly to 84 mm (3.3 in) but is spread over only 12 days, resulting in a lower humidity of 83%. For more detailed information, you can check San Cristobal weather in January.
In December, the weather tends to be warm, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F) and an average of 23°C (74°F). The month experiences relatively high humidity at 88% and sees significant rainfall, totaling 81 mm (3.2 in) over 16 days. In contrast, February offers slightly warmer temperatures, with an average of 24°C (75°F) and maximums reaching 34°C (94°F), but features a lower minimum temperature of 13°C (56°F). Precipitation also decreases in February to 53 mm (2.1 in) over just 9 days, accompanied by a drop in humidity to 76%. For more information, check out San Cristobal weather in February.
In December, the weather is generally milder, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F) and an average of 23°C (74°F). The month experiences higher humidity at 88% and 81 mm (3.2 in) of precipitation over 16 days, making it feel quite damp and cooler. In contrast, March sees warmer temperatures, with a minimum of 16°C (61°F) and reaching up to 37°C (99°F), as well as an average of 25°C (78°F). March is significantly drier, with only 31 mm (1.2 in) of precipitation over just 8 days and a lower humidity level of 66%, resulting in a more comfortable and drier climate. For more details on the weather specifics, check out San Cristobal weather in March.
In comparing the weather patterns of December and April, we notice a significant shift in both temperature and humidity levels. December features more moderate temperatures, with a minimum of 14°C (57°F), an average of 23°C (74°F), and a maximum of 34°C (93°F). This month also experiences higher precipitation, totaling 81 mm (3.2 in) over 16 days, coupled with humidity levels peaking at 88%. In contrast, April brings warmer conditions, with minimum temperatures rising to 18°C (64°F), an average of 28°C (82°F), and maximum highs soaring to 39°C (102°F). The month is noticeably drier, with only 28 mm (1.1 in) of precipitation across just 6 days and lower humidity levels at 59%. This makes April feel significantly hotter and more comfortable in terms of dryness compared to the more humid December. For more specific details about the weather in April, you can check San Cristobal weather in April.
In December, the weather is characterized by a range of temperatures that vary from a minimum of 14°C (57°F) to a maximum of 34°C (93°F), with an average temperature of 23°C (74°F). The month receives around 81 mm (3.2 in) of precipitation over 16 days, coupled with high humidity of 88%. In contrast, May experiences warmer conditions with a minimum temperature of 19°C (67°F) and a maximum reaching up to 39°C (103°F), averaging at 29°C (85°F). Although May receives a similar amount of rainfall at 83 mm (3.3 in) over just 12 days, the humidity is significantly lower at 64%. For further details, you can check San Cristobal weather in May.
In December, the weather is relatively mild with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F) and an average of 23°C (74°F). Despite the warm temperatures, December experiences substantial precipitation, totaling 81 mm (3.2 in) over 16 days and high humidity at 88%. In contrast, June is significantly warmer, with minimum temperatures starting at 22°C (73°F) and peaking at 38°C (100°F), averaging 28°C (83°F). However, June is much wetter, with 270 mm (10.6 in) of rainfall across 24 days, but the humidity is comparatively lower at 69%. For more information on June weather, you can visit San Cristobal weather in June.
In December, the weather is generally milder, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (93°F) and an average of 23°C (74°F). Rainfall is moderate with 81 mm (3.2 in) over approximately 16 days, and the humidity is high at 88%. In contrast, July experiences warmer conditions with minimum temperatures starting at 22°C (72°F) and peaking at 36°C (97°F), averaging 28°C (82°F). July is also characterized by significantly higher precipitation, totaling 302 mm (11.9 in) over 28 days, combined with a slightly lower humidity of 82%. For more detailed insights about the conditions specific to July, you can check San Cristobal weather in July.
When comparing the weather in December and August, it's clear that August tends to be hotter and wetter. In December, temperatures range from a minimum of 14°C (57°F) to a maximum of 34°C (93°F), with an average of 23°C (74°F) and total precipitation of 81 mm (3.2 in) over 16 days, paired with high humidity at 88%. In contrast, August offers a warmer experience, with temperatures ranging from 22°C (73°F) to a scorching maximum of 36°C (96°F) and an average of 28°C (82°F). The month is also significantly wetter, boasting 369 mm (14.5 in) of rainfall spread across 28 days and only slightly lower humidity at 87%. For more details on the specifics of August weather, you can check San Cristobal weather in August.
When comparing the weather in December and September, notable differences arise in temperature and precipitation. December experiences a milder range, with minimum temperatures around 14°C (57°F) and an average of 23°C (74°F), while September is quite warmer, starting at a minimum of 22°C (72°F) and averaging 28°C (82°F). Despite this warmth, September is significantly wetter, receiving 358 mm (14.1 in) of rain over 27 days, compared to December's 81 mm (3.2 in) spread across 16 days. Humidity levels are fairly similar, with December at 88% and September slightly lower at 87%. For more detailed insights on September's weather, you can check out San Cristobal weather in September.
In comparing the weather between December and October, we see marked differences in temperature and precipitation. December experiences milder temperatures, with a minimum of 14°C (57°F) and an average of 23°C (74°F), while October boasts warmer conditions, ranging from a minimum of 20°C (68°F) to an average of 27°C (80°F). Additionally, October tends to be much wetter, receiving 295 mm (11.6 in) of rainfall over 24 days, compared to December's 81 mm (3.2 in) across 16 days. Both months share high humidity levels of 88%, creating a consistently humid atmosphere. For a more detailed look at October's weather, you can visit San Cristobal weather in October.
The weather in December experiences slightly warmer temperatures compared to November, with a minimum of 14°C (57°F) and an average of 23°C (74°F), while November has a minimum of 15°C (59°F) and an average of 25°C (76°F). Both months share the same maximum temperature of 34°C (93°F), but December sees a decrease in total precipitation, with 81 mm (3.2 in) over 16 days compared to November's 151 mm (5.9 in) across 18 days. Despite these differences, humidity remains consistent at 88% in both months. For a more detailed look at November weather patterns, you can refer to San Cristobal weather in November.
As December arrives in San Cristobal, the weather begins to shift towards a cooler yet still warm climate, marking a departure from the hotter months. Daytime temperatures comfortably hover around a pleasant average of 23°C (74°F), contrasting with the maximum highs that can peak at 34°C (93°F) earlier in the year. However, with an increase in precipitation—typically seen on 16 days this month—humidity levels rise to a sticky 88%, adding a unique tropical feel to the air. Travelers can expect to enjoy the lush surroundings nourished by 81 mm (3.2 in) of rainwater while experiencing the refreshing respite from the heat, making December an ideal time for exploration. For a deeper understanding of the climate and what to expect throughout the year, visit San Cristobal Climate.