Last updated: August 21, 2025
In January, San Antonio, Colombia experiences a comfortable climate characterized by a maximum temperature of 25°C (78°F) and an average of 17°C (63°F), making it a pleasant month for visitors. However, the temperatures can drop to a minimum of 9°C (49°F), particularly in the evenings. This month also sees significant rainfall, with an average precipitation of 190 mm (7.5 in) spread across approximately 16 days, contributing to a humidity level of 74%. Travelers should be prepared for occasional showers while enjoying the vibrant natural scenery that January's weather supports.
In San Antonio, Colombia, January begins the year with a mild climate characterized by minimum temperatures around 9°C (49°F), climbing to an average of 17°C (63°F) and peaking at 25°C (78°F). This refreshing weather sets a tranquil tone, inviting both locals and visitors to enjoy outdoor activities. As the month progresses into February and beyond, temperatures show a subtle upward trend, with February and March each seeing minimums rise slightly to 10°C (50°F) and maximums reaching up to 26°C (79°F). Overall, the region maintains a comfortable and consistent temperature range, making it a delightful destination as the seasons transition, with average temperatures remaining stable around 17°C (64°F) throughout these months. This mild weather enhances the natural beauty of the area, perfect for exploring its vibrant culture and scenic landscapes.
In January, San Antonio, Colombia experiences substantial precipitation, receiving 190 mm (7.5 in) over approximately 16 rainy days. This sets the stage for a trend of increasing rainfall as the year progresses, with February drastically ramping up to 312 mm (12.3 in) and peaking in November with a staggering 455 mm (17.9 in). Interestingly, while January marks the beginning of the wet season, it is marked by fewer rainy days compared to the wetter months ahead, suggesting that the storms in future months are often more intense. The overall pattern reveals a steady rise in both the amount of rainfall and the number of precipitation days, culminating in an extended period of robust weather that characterizes the region’s tropical climate.
In January, the humidity in San Antonio, Colombia, stands at a moderate 74%, setting the stage for a month that transitions towards more humid conditions as the year progresses. As February arrives, humidity dips slightly to 71%, but this is just a brief reprieve. By March, the environment begins to feel more tropical, with levels rising to 78%. The trend continues upward, peaking in May at a notable 88%, which marks the start of the region's wet season. This persistent rise in humidity is evident until mid-year, with figures hovering around 80% in October and November, before tapering off again in the latter part of the year. The yearly cycle illustrates a clear pattern: a gradual increase in humidity from the dry months of early January through the vibrant, moisture-laden months of summer.
In January, the UV Index in San Antonio, Colombia is an intense 15, signaling an extreme level of sun exposure that demands caution, especially with a rapid burn time of just 10 minutes. As the year progresses, the UV levels remain perilously high, peaking at 18 in both March and April, making sun protection essential throughout the early months. Interestingly, even as the UV Index slightly fluctuates in the following months, it maintains an extreme rating, with figures hovering around 15 to 16 from June to October. This trend underscores the need for vigilance against UV radiation year-round. To learn more about the UV Index and how to stay safe, visit San Antonio UV Index.
UV Risk Categories
January in San Antonio, Colombia, brings a delightful 254 hours of sunshine, setting a vibrant tone for the year. As the months unfold, the sun's embrace gradually intensifies, peaking in July and August with a remarkable 324 and 330 hours, respectively. This sustained sunshine highlights the region's tropical allure, ideal for enjoying the breathtaking landscapes and rich culture. Though October sees a slight dip to 285 hours, the sunlight remains generous, with November trailing at 258 hours. Overall, San Antonio's consistent trend of abundant daylight invites residents and visitors alike to bask in its warm glow throughout the year.
In San Antonio, Colombia, January boasts the highest likelihood of sunny weather among the months, with a 25% chance of sunshine gracing the skies. This promising start to the year contrasts sharply with the subsequent months, as February's likelihood drops to 15% and continues to decline to a mere 8% by March. The trend persists through the rainy season, where April and May see further reductions in sun exposure. Interestingly, there’s a slight uptick to 16% in July, only to descend again in the following months. Overall, January stands out as a beacon of bright potential, inviting residents and visitors alike to enjoy its sun-soaked days before the clouds roll in.
In San Antonio, Colombia, the month of January welcomes approximately 11 hours of daylight, a duration that remains constant into February. As the seasons shift towards March, daylight begins to extend, peaking at 12 hours from March through October. This period of extended sunlight contributes to the region's lush landscapes and vibrant atmosphere. As November arrives, daylight gradually retracts back to 11 hours, echoing the patterns of January and February. This rhythmic cycle of daylight underscores a predictable yet enchanting variation throughout the year, reflecting the tropical climate's stable embrace of time.
In San Antonio, Colombia, the January winds offer a gentle embrace, with an average speed of just 1.3 m/s (3 mph), mirroring the calm air of February. As the months progress into spring, the breezes maintain a consistent demeanor, only slightly picking up to 1.4 m/s (3 mph) in April before reaching their peak in July at 1.8 m/s (4 mph). This noticeable increase signifies the arrival of a more invigorating climate, where wind speeds gracefully ebb and flow throughout the year. By autumn, the winds taper off, reflecting their mild January origins, dropping to 1.1 m/s (2 mph) by November and December. Overall, January serves as a gentle introduction to the shifting patterns of wind that characterize the vibrant atmosphere of San Antonio throughout the year.
Weather in San Antonio varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in San Antonio, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and February, both months feature mild temperatures with January showing a minimum of 9°C (49°F) and a maximum of 25°C (78°F), while February experiences slightly warmer conditions with temperatures ranging from 10°C (50°F) to 26°C (79°F). However, February sees a significant increase in precipitation, totaling 312 mm (12.3 in) over 20 days compared to January's 190 mm (7.5 in) over 16 days. Humidity levels remain relatively stable, with January measuring 74% and February slightly lower at 71%. For more details, you can refer to San Antonio weather in February.
January and March experience similar average temperatures, with January's averages ranging from a minimum of 9°C (49°F) to a maximum of 25°C (78°F) and March showing slightly warmer figures of 10°C (50°F) to 26°C (79°F). However, March tends to be wetter than January, receiving a significant increase in precipitation, totaling 394 mm (15.5 in) over 26 days compared to January's 190 mm (7.5 in) across 16 days. Additionally, humidity levels rise from 74% in January to 78% in March, contributing to a noticeably more humid atmosphere. For those interested in a deeper dive into March's conditions, you can explore San Antonio weather in March.
In comparing the weather between January and April, January tends to be slightly cooler with average temperatures ranging from a minimum of 9°C (49°F) to a maximum of 25°C (78°F). In contrast, April sees a rise in minimum temperatures to around 12°C (53°F) while maintaining a similar maximum of 25°C. Precipitation levels also differ significantly, with January experiencing 190 mm (7.5 in) over 16 days, whereas April has a higher total of 279 mm (11.0 in) spread across 25 days. Additionally, humidity increases from 74% in January to 81% in April, contributing to a more humid atmosphere in the latter month. For more details on the climate in April, check out San Antonio weather in April.
In January, the weather features a mild temperature range, with a minimum of 9°C (49°F) and a maximum of 25°C (78°F), averaging around 17°C (63°F). The month sees 190 mm (7.5 in) of precipitation spread over 16 days, accompanied by a humidity level of 74%. In contrast, May offers slightly warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 26°C (79°F), averaging 18°C (64°F). Although May also experiences 190 mm (7.5 in) of precipitation, it is spread over more days—26—resulting in higher humidity at 88%. For a closer look at May weather conditions, check out San Antonio weather in May.
In January, San Antonio experiences mild temperatures, with a minimum of 9°C (49°F) and an average of 17°C (63°F), peaking at 25°C (78°F). The month sees significant rainfall, with a total of 190 mm (7.5 in) spread over 16 days, creating a relatively humid atmosphere at 74%. In contrast, June features slightly warmer temperatures, starting at a minimum of 12°C (53°F) and averaging 18°C (64°F), with a similar maximum of 25°C (77°F). Despite this, June has less overall rainfall at 124 mm (4.9 in), although it experiences more rainy days, totaling 25, and increased humidity at 85%. For more details on June weather, you can visit San Antonio weather in June.
In January, San Antonio experiences milder temperatures, with an average ranging from 9°C (49°F) to a max of 25°C (78°F). This month also sees significant rainfall, accumulating 190 mm (7.5 in) over 16 days, contributing to a relatively humid atmosphere with 74% humidity. In contrast, July brings slightly warmer temperatures, with a minimum of 11°C (53°F), an average of 18°C (65°F), and a maximum of 26°C (79°F). However, July is much drier, with only 76 mm (3.0 in) of precipitation spread over 24 days, maintaining a similar humidity level of 75%. For more specific details on July weather, you can check San Antonio weather in July.
In comparing the weather between January and August, January experiences slightly cooler temperatures, with a minimum of 9°C (49°F) and an average of 17°C (63°F), peaking at 25°C (78°F). This month is also quite wet, receiving 190 mm (7.5 in) of precipitation over 16 days and exhibiting a higher humidity level of 74%. In contrast, August sees a modest rise in temperatures, with minimums of 11°C (53°F) and an average of 18°C (65°F), reaching up to 27°C (81°F). Additionally, it is much drier, with only 61 mm (2.4 in) of precipitation across the same number of days and a lower humidity of 64%. For more details on August weather, you can refer to this link: San Antonio weather in August.
In January, the weather is characterized by milder temperatures, with a minimum of 9°C (49°F) and a maximum of 25°C (78°F), along with higher humidity levels at 74%. This month also experiences more precipitation, with about 190 mm (7.5 in) falling over 16 days. In contrast, September brings slightly warmer temperatures, with a minimum of 11°C (51°F) and a maximum of 28°C (82°F), along with lower overall precipitation of 58 mm (2.3 in) over 11 days, contributing to a less humid atmosphere at 69%. For more detailed information, you can check out San Antonio weather in September.
January and October showcase distinct weather patterns, with January experiencing milder temperatures ranging from a minimum of 9°C (49°F) to a maximum of 25°C (78°F) and an average of 17°C (63°F). In contrast, October tends to be slightly warmer, with temperatures fluctuating between 12°C (53°F) and 27°C (81°F), averaging 18°C (65°F). Precipitation levels increase in October, with 231 mm (9.1 in) over 22 days compared to January's 190 mm (7.5 in) over 16 days, and the humidity also rises slightly from 74% in January to 80% in October. For a detailed look at October weather specifics, you can check this link: San Antonio weather in October.
In January, the weather in San Antonio presents milder temperatures, with a minimum of 9°C (49°F) and a maximum of 25°C (78°F), averaging around 17°C (63°F). This month experiences less rainfall, totaling 190 mm (7.5 in) spread over approximately 16 days, and the humidity level is around 74%. In contrast, November tends to be slightly warmer, with minimum temperatures of 11°C (52°F) and a maximum of 26°C (79°F), while still averaging the same 17°C (64°F). However, November is significantly wetter, with precipitation reaching 455 mm (17.9 in) over about 27 days and higher humidity at 85%. For more details, you can check San Antonio weather in November.
In comparing the weather between January and December, both months exhibit similar average temperatures, with January's temperatures ranging from a minimum of 9°C (49°F) to a maximum of 25°C (78°F), and December slightly warmer with a minimum of 10°C (50°F) to a maximum of 25°C (77°F). However, December tends to be wetter, experiencing 237 mm (9.3 in) of precipitation over 21 days, compared to January's 190 mm (7.5 in) over 16 days. Additionally, December has a higher humidity level at 82%, compared to January's 74%. For a detailed look at December's climate, you can visit San Antonio weather in December.
In January, San Antonio experiences mild yet dynamic weather, setting it apart from the warmer months that follow. With an average temperature of around 17°C (63°F), the crisp air is complemented by frequent rain, resulting in 16 wet days and a total precipitation of 190 mm (7.5 in). The humidity level remains notably high at 74%, creating a refreshing atmosphere. Compared to the summer heat, January provides a pleasant reprieve, making it an ideal time for outdoor activities. For a deeper insight into what to expect throughout the year, explore our detailed San Antonio Climate page.