Last updated: August 21, 2025
December weather in San Antonio, Colombia is characterized by a warm and humid atmosphere, with average temperatures hovering around 17°C (64°F) and peaking at a comfortable 25°C (77°F). Visitors can expect brisk mornings with minimum temperatures dipping to 10°C (50°F), making light layers advisable. This month witnesses substantial rainfall, accumulating to 237 mm (9.3 inches) across 21 days, contributing to the lush, vibrant scenery of the region. With humidity levels reaching an average of 82%, the air feels quite tropical, inviting travelers to embrace the beauty of this Colombian destination, albeit with occasional rain.
As December arrives in San Antonio, Colombia, the temperatures begin to exhibit a delightful consistency that characterizes the region. With minimums around 10°C (50°F) and average highs peaking at 25°C (77°F), it's a comfortable time to experience the area's charm. This month maintains a steady trend observed throughout the year, where temperatures range between 17°C (64°F) and 25°C (77°F), ensuring that both warm afternoons and cool evenings are part of the experience. While December’s temperatures mark a slight dip from the warmer months, they remain pleasant, inviting visitors to enjoy outdoor activities in a beautiful climate that perfectly balances comfort and warmth.
In December, San Antonio experiences a notable decline in precipitation, receiving 237 mm (9.3 in) of rainfall over 21 days. Following the wettest month of the year in November, which brought a staggering 455 mm (17.9 in), December's rainfall marks a transition into a milder, yet still significant, wet season. This month’s precipitation indicates a shift from the heavy downpours typical of late fall, as it parallels the drier months of July and August, which see much less rain. Overall, while December's rainfall remains substantial, it signals the beginning of a gradual tapering off of the intense rains that characterize the end of the year in this vibrant Colombian region.
In San Antonio, Colombia, December brings a notable humidity level of 82%, which is a slight dip from the peaks witnessed in the preceding months. Throughout the year, humidity trends show a gradual increase leading up to May, where it reaches a high of 88%. Following this, the levels begin to fluctuate, with milder months like August showcasing a refreshing 64%. As we transition into the final month of the year, December's humidity remains comfortably elevated, reinforcing the region's tropical climate while still allowing for a bit of breathing room. Overall, the humidity levels in December can be seen as part of a cyclical pattern characterized by highs in the early half of the year and a gradual easing towards the end.
In December, San Antonio, Colombia, experiences a UV Index of 13, placing it in the extreme exposure category, with a quick burn time of just 10 minutes. This month marks a slight decline in UV intensity compared to earlier months, where the index peaked at 18 in March and April. Nevertheless, the overall trend throughout the year showcases consistently high UV levels, necessitating caution for sun exposure. As December comes to a close, residents and visitors alike should continue to prioritize sun safety, recognizing that even lower indices can still pose a significant risk. For more detailed insights, visit the San Antonio UV Index.
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In San Antonio, Colombia, December shines brightly with an impressive 296 hours of sunshine, contributing to a warm and inviting atmosphere as the year comes to a close. This month showcases a delightful blend of sunshine and mild temperatures, mirroring the trends of previous months. Notably, the summer peak in July and August, with 324 and 330 hours respectively, sets a vibrant tone that gradually tapers off but still maintains robust sunshine into December. The steady pattern of sunny days, particularly from March through September, highlights the region’s appeal for those seeking to bask in warm weather during the holiday season. As December approaches, visitors can expect a delightful continuation of this luminous trend, making it an ideal time to experience the rich culture and natural beauty of San Antonio.
In December, San Antonio, Colombia experiences a moderate likelihood of sunny weather, with a 14% chance of sunshine that month. This trend reflects a slight consistency compared to the preceding months, where the likelihood of sunny days shows little variation. Notably, December’s sunny prospects align closely with November and October, which suggest a gradual shift from typically wetter months to the first hints of drier conditions as the year closes. While sunshine may be limited, the festive spirit remains high, promising a lively atmosphere despite the clouds.
In San Antonio, Colombia, the sunlight dances with a gentle rhythm throughout the year, showcasing a delightful pattern in daylight duration. As we transition into December, the sun graces the landscape for about 11 hours, echoing the shorter daylight of January and November. This marks a subtle shift from the 12-hour days that dominate from March through October, where residents bask in ample sunlight. The months of April through August are particularly luminous, featuring a consistent 12-hour stretch that underscores the region's equatorial charm. As the year winds down, the return to 11 hours of daylight offers a comforting familiarity, reminding us of nature’s cycles and the gradual change in season.
As December arrives in San Antonio, Colombia, the winds begin to settle into a gentle rhythm, reflecting an annual trend. With an average wind speed of 1.1 m/s (2 mph), this month mirrors the light breezes of November, both bringing a serene calm after the slightly stronger gusts of the preceding months. Throughout the year, wind speeds have shown a subtle increase during mid-summer, peaking in July at 1.8 m/s (4 mph), before gradually tapering off as the year draws to a close. This soothing transition into winter is a reminder of the region's mild climate, where the gentle winds provide a perfect backdrop for the festive season, inviting both locals and visitors to enjoy the tranquil environment.
Weather in San Antonio varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Antonio, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January in San Antonio present quite similar temperatures, with averages hovering around 17°C (64°F), though January slightly dips in minimum temperature to 9°C (49°F) compared to December’s 10°C (50°F). Both months can reach a maximum temperature of 25°C (77°F), indicating a consistent warm climate. However, December experiences significantly more rainfall, with 237 mm (9.3 in) over 21 days, while January sees a reduction in precipitation to 190 mm (7.5 in) across just 16 days. Additionally, January's humidity drops to 74% compared to December’s higher 82%, suggesting a slightly drier feel as the year begins. For more details, you can check San Antonio weather in January.
In December, the weather in the region features temperatures ranging from a minimum of 10°C (50°F) to a pleasant average of 17°C (64°F), peaking at 25°C (77°F). This month experiences significant rainfall, with 237 mm (9.3 in) of precipitation over 21 days, contributing to a high humidity level of 82%.
In contrast, February sees slightly warmer temperatures, with a minimum of 10°C (50°F) and an average of 18°C (64°F) that reaches a maximum of 26°C (79°F). However, February is marked by even higher rainfall, totaling 312 mm (12.3 in) across 20 days, albeit with lower humidity at 71%.
For more detailed information, you can check San Antonio weather in February.
In December, the weather showcases mild temperatures with a minimum of 10°C (50°F) and an average of 17°C (64°F), peaking at a maximum of 25°C (77°F). However, it is also a wetter month, experiencing significant rainfall with 237 mm (9.3 in) spread over 21 days and an average humidity of 82%. In contrast, March sees a slightly higher maximum temperature of 26°C (79°F) while maintaining the same minimum and average temperatures as December. Nonetheless, March is characterized by heavier precipitation, totaling 394 mm (15.5 in) and occurring over 26 days, yet with slightly lower humidity at 78%. For more detailed insights on March weather, visit San Antonio weather in March.
In December, the weather features a minimum temperature of 10°C (50°F) and averages around 17°C (64°F), with a maximum of 25°C (77°F). The month experiences 237 mm (9.3 inches) of precipitation over 21 days, coupled with a humidity level of 82%. In contrast, April brings slightly milder temperatures, with a minimum of 12°C (53°F) and an average of 18°C (64°F), while still reaching up to 25°C (78°F). However, it sees increased rainfall, totaling 279 mm (11.0 inches) over 25 days, and maintaining a similar humidity level of 81%. For a closer look at April's weather specifics, check out San Antonio weather in April.
In December, the weather features a range of temperatures from a minimum of 10°C (50°F) to a maximum of 25°C (77°F), with an average of 17°C (64°F). This month experiences significant rainfall, totaling 237 mm (9.3 in) over 21 days, and humidity levels hover around 82%. In contrast, May offers slightly warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 26°C (79°F), while maintaining the same average of 18°C (64°F). Although May has a lower total precipitation of 190 mm (7.5 in), it sees rainfall across 26 days and experiences a higher humidity level at 88%. For more detailed information on May weather in San Antonio, you can check San Antonio weather in May.
In comparing the weather of December and June, both months exhibit remarkably similar average temperatures, with December ranging from a minimum of 10°C (50°F) to a maximum of 25°C (77°F) and June slightly warmer with minimums of 12°C (53°F) and an unchanged maximum of 25°C. However, December is notably wetter, receiving 237 mm (9.3 inches) of precipitation over 21 days, compared to June's 124 mm (4.9 inches) over 25 days. The humidity is fairly high in both months, rising slightly from 82% in December to 85% in June. This makes June feel somewhat more humid despite the reduced rainfall. For more detailed insights, check out San Antonio weather in June.
In December, the weather is generally warmer, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 25°C (77°F), compared to July, which has a slightly higher minimum at 11°C (53°F) but a similar maximum of 26°C (79°F). However, December experiences significantly more precipitation, totaling 237 mm (9.3 in) across 21 days, while July sees only 76 mm (3.0 in) over 24 days. Additionally, humidity is higher in December at 82%, compared to 75% in July, making December feel more oppressive despite the warmer temperatures. For a closer look at July weather specifics, you can visit San Antonio weather in July.
In comparing the weather of December and August, we find distinct differences in temperature, precipitation, and humidity. December tends to be milder with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 25°C (77°F), while August offers slightly warmer conditions with temperatures ranging from 11°C (53°F) to 27°C (81°F). Precipitation is significantly higher in December, with a total of 237 mm (9.3 in) over 21 days, indicating a wetter month compared to August's 61 mm (2.4 in) over 16 days. Furthermore, humidity in December is notably high at 82%, while in August it is more comfortable at 64%. For a closer look at the conditions during this summer month, visit San Antonio weather in August.
In comparing the weather of December and September, December tends to be slightly cooler with average temperatures ranging from a minimum of 10°C (50°F) to a maximum of 25°C (77°F). In contrast, September has a higher average temperature, peaking at 28°C (82°F) and a minimum of 11°C (51°F). December also sees significantly more precipitation, with 237 mm (9.3 in) falling over 21 days, compared to September’s 58 mm (2.3 in) over just 11 days. Furthermore, the humidity in December is higher at 82%, while September boasts a lower humidity level of 69%. For more details, you can explore San Antonio weather in September.
In comparing the weather between October and December, both months experience relatively mild temperatures, with December showing slightly cooler averages. In December, temperatures range from a minimum of 10°C (50°F) to a maximum of 25°C (77°F), while October is a bit warmer, with a minimum of 12°C (53°F) and a maximum of 27°C (81°F). Precipitation levels are similar, with December receiving 237 mm (9.3 in) over 21 days and October experiencing 231 mm (9.1 in) over 22 days. Humidity in December is slightly higher at 82%, compared to October’s 80%, indicating a somewhat more humid feel in December overall. For a closer look at the weather specifics, check out San Antonio weather in October.
In comparing the weather between December and November, we see that both months have similar average temperatures, hovering around 17°C (64°F). December features slightly cooler minimum temperatures at 10°C (50°F) compared to November’s minimum of 11°C (52°F). Interestingly, December experiences less rainfall, with 237 mm (9.3 in) over 21 days, while November is significantly wetter, recording 455 mm (17.9 in) across 27 days. Humidity is also marginally lower in December at 82% compared to 85% in November. For more details on the weather patterns during November, check out San Antonio weather in November.
As December rolls in, San Antonio experiences a shift in weather that sets it apart from the rest of the year. With an average temperature hovering around a comfortable 17°C (64°F), this month offers a refreshingly cool escape from the warmer temperatures previously seen. The air is notably more humid, contributing to a lush landscape, while rainfall becomes a more frequent visitor, with precipitation impacting nearly two-thirds of the days. This culmination of conditions creates a unique atmosphere perfect for enjoying the town's festive spirit. For a deep dive into the year-round weather patterns, explore San Antonio Climate.