Last updated: April 22, 2025
Experience the vibrant December weather of San Cristobal, Mexico, where temperatures range from a warm 14°C (58°F) at night to a sizzling 35°C (96°F) during the day, averaging a pleasant 25°C (77°F). Travelers can expect slight humidity levels around 70%, contributing to the region's lush landscapes. With only 24 mm of precipitation over three days, December provides a perfect backdrop for outdoor exploration and cultural experiences. Embrace the festive spirit in this picturesque town, where mild weather enhances every adventure!
In December, San Cristobal, Mexico, experiences a delightful end to the year, with temperatures that invite both exploration and relaxation. The minimum temperature hovers around 14°C (58°F), while the average remains a comfortable 25°C (77°F), making it ideal for outdoor adventures. With a maximum of 35°C (96°F), the warmth is just right for soaking in the vibrant local culture or enjoying the stunning landscapes. Notably, December's temperatures reflect a gradual cooling trend from the higher summer months, providing a perfect balance of warmth and chill as visitors prepare for the festive season. This month stands out as a fantastic time to experience the charm of San Cristobal amidst its pleasant climate.
December in San Cristobal, Mexico, marks a transition to drier conditions, with precipitation totaling just 24 mm (1.0 in) over the month. This slight uptick in rainfall comes after the region has experienced a remarkable wet season, especially from June through September, when precipitation regularly exceeded 300 mm (11.8 in) each month. December sees rainfall on three days, indicating a more sporadic pattern compared to the relentless downpours of preceding months. The gradual decline in precipitation reflects a seasonal shift, suggesting the start of a drier winter period, with January and February often remaining nearly rain-free, showcasing the typical climatic rhythm of the area.
In December, San Cristobal experiences a notable shift in humidity, settling at 70%, which reflects a gradual decline from the peak levels of summer and early autumn. Following an ascent to a high of 82% in August and September, the humidity begins to taper off as the year winds down. November sees a drop to 72%, and December's 70% indicates a transition towards drier conditions as the cool air of winter sets in. This trend highlights the city's relatively high humidity earlier in the year, providing a comfortable atmosphere for visitors and residents during the cooler months. As the year ends, the shift towards more moderate humidity can make December an ideal time to explore the region’s charming surroundings.
In December, the UV Index in San Cristobal, Mexico, registers at 9, placing it in the very high exposure category with a burn time of just 15 minutes. This marks a slight decline from the extreme levels seen from February through October, when values hovered around 12 to 14 and required careful sun protection with burn times dropping to a mere 10 minutes. The trends reflect a gradual tapering of UV intensity as the year draws to a close, but even in December, the potential for skin damage remains significant. Travelers and locals alike should stay vigilant with sun safety measures during this month. For a comprehensive view of the UV trends throughout the year, visit San Cristobal UV Index.
UV Risk Categories
December in San Cristobal, Mexico, welcomes visitors with 300 hours of glorious sunshine, making it a delightful conclusion to the year. As the months progress from January's 245 hours to the bright days of December, we observe a clear upward trend in sunlight, peaking in May with 327 hours. The sunshine is consistently abundant, particularly in the spring and early summer months, providing a vibrant backdrop for exploration and relaxation. Even as the year wraps up, December maintains a generous amount of sunshine, exceeding many of the preceding months. This delightful balance of warmth and light invites both locals and travelers alike to bask in the beauty of San Cristobal during the festive season.
December in San Cristobal, Mexico, offers a notable likelihood of sunny weather, boasting a sunshine probability of 81%. This marks a significant increase compared to the previous months, where November also enjoyed a respectable 65%. As the year winds down, the pattern of bright days begins to emerge, especially after the generally cloudier summer months that see a sharp drop in sunny chances, with June plummeting to just 10%. Consequently, December stands out as a prime time for visitors seeking pleasant weather, positioning it alongside earlier months like February, which features an impressive 82% chance of sunshine. This trend indicates that if you're dreaming of long, sun-kissed days, December is an excellent choice in San Cristobal.
In San Cristobal, Mexico, daylight duration follows a rhythmic pattern throughout the year. As winter sets in, December sees 11 hours of daylight, consistent with both January and February. This period marks the shorter days compared to the summer months, where daylight peaks at an impressive 13 hours in June. From March through September, residents enjoy a balanced 12 hours of light daily, fostering vibrant outdoor activities. As the year winds down towards December, the return to 11 hours signals the approach of winter, creating a gentle ebb and flow in the region's natural light that beautifully influences daily life.
In December, the winds in San Cristobal, Mexico, tend to breeze gently along at an average speed of 1.4 m/s (3 mph), echoing patterns observed throughout the year. Interestingly, while December sees a slight revival from the calmer months of June and August—which dip to 1.1 m/s (2 mph)—it remains consistent with the earlier winter months, such as January and November, which also hover around the same breeze. This trend indicates a subtle yet refreshing wind pattern as the year concludes, offering a perfect backdrop for San Cristobal’s vibrant atmosphere and stunning landscapes as the season turns.
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, temperatures in San Cristobal typically range from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), with an average temperature of 25°C (77°F). The month sees about 24 mm (1.0 in) of precipitation spread over three days, leading to higher humidity levels at approximately 70%. In contrast, January experiences slightly cooler conditions, with a minimum temperature of 13°C (55°F) and a maximum of 36°C (97°F), while maintaining the same average of 25°C (77°F). Notably, January is drier, receiving only 4 mm (0.2 in) of rain and boasting no rainy days, which contributes to a lower humidity level of 65%. You can find more detailed information in the following link: San Cristobal weather in January.
December and February exhibit distinct differences in weather patterns. In December, temperatures range from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F). This month also sees moderate humidity at 70% and some precipitation, receiving about 24 mm (1.0 in) over three days. In contrast, February offers slightly warmer conditions, with temperatures ranging from 12°C (54°F) to a peak of 37°C (100°F) and an average of 26°C (78°F). February is notably drier, with only 1 mm (0.1 in) of precipitation and no rainy days, accompanied by lower humidity at 61%. For more details on February's weather, visit San Cristobal weather in February.
In December, the weather tends to be warm with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), and an average temperature of 25°C (77°F). This month sees 24 mm (1.0 in) of precipitation over about 3 days, resulting in a humidity level of around 70%. In contrast, March experiences slightly warmer conditions, with temperatures ranging from a minimum of 16°C (61°F) to a notable maximum of 37°C (99°F) and an average of 27°C (80°F). Precipitation is minimal in March, only 3 mm (0.1 in) over just 1 day, leading to a lower humidity of 59%. For more detailed information, check out San Cristobal weather in March.
The weather in December features a comfortable mix of temperatures, ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F). This month sees some precipitation, with around 24 mm (1.0 in) spread over three days, contributing to a higher humidity level of 70%. In contrast, April offers warmer conditions, with temperatures starting at a minimum of 16°C (61°F) and peaking at a maximum of 39°C (102°F), averaging at 27°C (82°F). Notably, April experiences minimal rainfall, only about 4 mm (0.2 in), and boasts a dry spell with no precipitation days, coupled with lower humidity at 62%. For a detailed look at April's climate, check out San Cristobal weather in April.
December and May offer distinctly different weather experiences. In December, temperatures range from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F). The month sees relatively low precipitation of 24 mm (1.0 in) across about 3 days, accompanied by a humidity level of 70%. In contrast, May is hotter and more humid, with temperatures ranging from a minimum of 19°C (66°F) to a maximum of 38°C (100°F) and an average of 28°C (82°F). This month has significantly higher precipitation at 68 mm (2.7 in), spread over approximately 10 days and a slight increase in humidity to 73%. For more detailed insights, check out San Cristobal weather in May.
In December, the weather is typically warm and dry, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F) and an average of 25°C (77°F). The month experiences relatively low precipitation, totaling 24 mm (1.0 in) over just three days, and humidity levels are around 70%. In contrast, June presents a wetter climate, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 35°C (95°F), averaging at 26°C (79°F). Rainfall dramatically increases to 354 mm (13.9 in), spread across 26 days, making it a much more humid month at 78%. For more detailed insights on June weather, you can check San Cristobal weather in June.
In December, the weather is generally warmer with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), accompanied by low precipitation of just 24 mm (1.0 in) over three days. In contrast, July experiences more humid conditions, with temperatures ranging from a minimum of 20°C (68°F) to a peak of 35°C (94°F), but it is significantly wetter, receiving about 267 mm (10.5 in) of rain spread over 28 days. The higher humidity in July, averaging 79%, contrasts with the more moderate levels in December at 70%. For further details on the weather specific to July, you can explore San Cristobal weather in July.
December and August present contrasting weather patterns. In December, temperatures range from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), with an average of 25°C (77°F). The month sees relatively low precipitation at 24 mm (1.0 in) over just 3 days and maintains a humidity level of 70%. In sharp contrast, August is considerably wetter, with a striking 357 mm (14.1 in) of rainfall across 29 days, leading to high humidity at 82%. The temperatures in August are also warmer, with minimums around 19°C (67°F) and maximums reaching 34°C (94°F). For more detailed insights into August weather, you can explore San Cristobal weather in August.
In December, the weather is typically warmer during the day with average temperatures around 25°C (77°F), peaking at a maximum of 35°C (96°F), while the nights are cooler with a minimum temperature of 14°C (58°F). This month experiences relatively low precipitation, with only 24 mm (1.0 in) falling over about 3 days and humidity levels hovering around 70%. In contrast, September brings a much more humid climate, with humidity levels reaching 82%. The temperatures in September are slightly warmer, with an average of 25°C (78°F) and a maximum of 34°C (93°F), but the most notable difference is the heavy rainfall, totaling 444 mm (17.5 in) over 28 days. For a closer look at the weather specifics during September, check out San Cristobal weather in September.
December and October exhibit notable differences in weather patterns. While both months share an average temperature of 25°C (77°F), December experiences slightly cooler temperatures with a minimum of 14°C (58°F) and a maximum of 35°C (96°F). In contrast, October's temperatures range from a minimum of 19°C (67°F) to a maximum of 33°C (93°F). Precipitation also varies significantly; December receives only 24 mm (1.0 in) of rain over 3 days, while October is much wetter, with 291 mm (11.4 in) falling over 27 days. Additionally, October has higher humidity levels at 79%, compared to December's 70%. For more details, you can check San Cristobal weather in October.
In December, the weather remains warm with a minimum temperature of 14°C (58°F) and a maximum of 35°C (96°F), mirroring November's average of 25°C (77°F). However, December sees a slight decrease in humidity at 70%, compared to November's 72%. Precipitation also drops significantly, with only 24 mm (1.0 in) over just 3 days, whereas November experiences heavier rainfall at 42 mm (1.7 in) across 8 days. This makes December a drier month overall, making it ideal for outdoor activities compared to the wetter conditions of November. For a closer look at November weather, you can visit San Cristobal weather in November.
As December settles in San Cristobal, the weather presents a delightful shift, offering a blend of warmth and refreshing coolness that distinguishes it from other months. With maximum temperatures reaching a comfortable 35°C but averaging around 25°C, residents and visitors alike can enjoy outdoor activities without the sweltering heat of summer. The month sees a modest amount of rainfall, typically spanning just a few days, allowing for lush landscapes without the inconvenience of prolonged showers. With humidity hovering around 70%, the air feels pleasantly invigorating rather than stifling. This unique combination makes December a fantastic time to experience the vibrant beauty of San Cristobal, making it all the more appealing compared to the hotter, wetter months. For a deeper dive into what to expect throughout the year, visit San Cristobal Climate.