Last updated: August 21, 2025
January in San Andres, Colombia brings a delightful blend of warm temperatures and occasional rainfall, making it a unique month for visitors. With maximum temperatures reaching 27°C (80°F) and an average of 18°C (65°F), the weather is generally pleasant. However, temperatures can dip to a cool 10°C (50°F) during the nights. Expect about 105 mm (4.1 in) of rainfall spread over 18 days, contributing to a humidity level of 74% that adds to the island's lush, tropical atmosphere. This combination of warmth and moisture creates a vibrant environment perfect for enjoying the stunning scenery and local culture.
In January, San Andres, Colombia enjoys a pleasant climate characterized by mild temperatures that make it a lovely escape from harsher winter conditions elsewhere. The month starts with minimums around 10°C (50°F), while daytime averages hover at a comfortable 18°C (65°F), peaking at a delightful 27°C (80°F). This blend of cooler nights and warm days sets the tone for the year, as February echoes similar temperature ranges. As the months progress into spring, temperatures gradually increase slightly, with March recording a low of 12°C (54°F) but still maintaining an inviting average of 18°C (65°F). Consistency is key, as January’s charm reflects the overall climate of San Andres, where mild weather persists, ensuring visitors can bask in sunny days and enjoy refreshing breezes throughout the year.
In January, San Andres, Colombia, experiences a notable start to the year with 105 mm (4.1 in) of rainfall spread over 18 days. This marks the beginning of a gradual increase in precipitation that peaks in May, where the island faces its wettest month with a staggering 453 mm (17.8 in). As the year unfolds, each subsequent month typically sees heightened rainfall, culminating in a consistent pattern of frequent rain days. Interestingly, as January transitions into February, the precipitation increases to 125 mm (4.9 in), setting the stage for months dominated by tropical downpours. The steady rise in both precipitation amount and rainy days highlights a clear trend toward the island's lush and vibrant environment, as it gears up for its peak rainy season in the following months.
In January, San Andres, Colombia, experiences a comfortable humidity level of 74%, setting the stage for a tropical atmosphere. As the month transitions into February and March, humidity gradually decreases to 68% and 65%, respectively, offering a brief respite before the rainy season peeks around the corner. However, come April, the levels bounce back to 73%, hinting at the impending wet weather. The real surge begins in May, with humidity soaring to 88%, and remains consistently high throughout the summer and into the fall, peaking at 90% in November. Interestingly, this trend shows how San Andres transitions from milder conditions at the start of the year into a humid climax, reminding visitors of the region's lush, vibrant beauty amid its tropical climate. As the year wraps up in December, humidity slightly dips to 85%, but the overall pattern showcases a rich tapestry of moisture that defines San Andres's charm throughout the year.
In January, San Andres, Colombia experiences a dramatic UV Index of 13, categorized as extreme, indicating that even short exposure can lead to skin burning in just 10 minutes. As the month progresses into February and March, the UV Index rises to an impressive 15, maintaining the extreme exposure category, before peaking at 16 in April. This trend highlights the region's consistently intense UV radiation as it transitions into May. Throughout the latter part of the year, from June to December, the UV Index remains notably high, fluctuating between 12 and 14, but always demanding vigilance due to the extreme burn risk. For anyone planning to soak up the sun, understanding this staggering UV data is crucial, so be sure to prepare adequately by checking San Andres UV Index.
UV Risk Categories
January in San Andres, Colombia, welcomes visitors with an impressive 250 hours of sunshine, setting a vibrant tone for the year ahead. As the months progress, the sun continues to shine brightly, peaking in February with 284 hours, creating the ideal backdrop for beachgoers and adventurers alike. The trend, however, begins to ebb slightly after this high, with March still basking in 276 hours before falling to 235 hours in April. As we move into the later months, there’s a noticeable recovery in sunshine, culminating in a festive finish as December boasts an impressive 282 hours. This delightful ebb and flow not only highlights the Caribbean charm of San Andres but also enhances the allure of visiting during the sun-drenched start of the year.
In San Andres, Colombia, January boasts a 25% chance of sunny weather, making it one of the brightest months of the year. The likelihood of sunshine begins to decline in February, with a 22% chance, before plummeting dramatically in the following months. From March onward, the chances of sunny days drop significantly, settling at a mere 9% in March and even lower through April, May, and June, where sunshine is a rare sight, hovering around 3% to 4%. This trend highlights January as a prime time for sun-seekers, as the island's weather becomes increasingly overcast in the subsequent months. As the year progresses, sunshine becomes a fleeting luxury, only slightly improving again in late November and December. Thus, visitors hoping for revitalizing rays should plan their trips for early in the year to embrace San Andres at its sunniest.
In San Andres, Colombia, January brings an inviting 11 hours of daylight, setting a warm tone for the year ahead. As the months progress, daylight remains consistent through February before transitioning into a splendid 12 hours of sun from March to August. This peak period of bright days encapsulates the region’s tropical charm, allowing for vibrant outdoor activities and exploration. As summer wanes, daylight gradually recedes back to 11 hours in October, continuing through November and December, reminding visitors and locals alike of the natural rhythms of the island. This seamless shift in daylight serves as a beautiful backdrop for all the adventures that await in this tropical paradise.
In January, San Andres, Colombia, kicks off the year with the highest average wind speed at 1.1 m/s (2 mph), hinting at a gentle breeze that sets a soothing tone for the month. As the calendar transitions into February, the winds slightly calm to 1.0 m/s, while the trend continues into March and April, where speeds drop to 0.9 m/s and 0.8 m/s respectively. This pattern of softening winds persists throughout the year, with only minor fluctuations, as average speeds remain consistently low, hovering around 0.8 to 0.9 m/s from May to October. By November and December, the winds pick up again slightly, returning to 0.9 m/s, completing a cycle of subtle breezy days that characterize this beautiful Caribbean destination.
Weather in San Andres varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in San Andres, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and February, both months showcase similar average temperatures, ranging from a minimum of 9-10°C (49-50°F) to a maximum of 27°C (80°F). However, February tends to be slightly wetter, with 125 mm (4.9 in) of precipitation over 21 days, compared to January's 105 mm (4.1 in) over 18 days. Interestingly, February also experiences lower humidity at 68%, compared to January's 74%. For those looking for more details about February weather, you can find additional information here: San Andres weather in February.
In comparing the weather between January and March, January exhibits a slightly warmer temperature range, with minimums at 10°C and maximums reaching 27°C, averaging 18°C. In contrast, March starts with a minimum of 12°C and a maximum of 26°C, maintaining the same average of 18°C. However, March sees a significant increase in precipitation, with 267 mm (10.5 in) over 28 days, compared to January's 105 mm (4.1 in) over 18 days. Moreover, March has lower humidity at 65%, while January's humidity is higher at 74%. For more detailed insights, you can check San Andres weather in March.
When comparing the weather in January and April, both months exhibit mild temperatures, though April is slightly warmer on average, with a minimum of 13°C (55°F) compared to January's 10°C (50°F). January has a maximum temperature of 27°C (80°F), similar to April's peak, but overall, April's average temperature reaches 19°C (66°F) versus January's 18°C (65°F). However, April sees significantly more rainfall, with 298 mm (11.7 in) of precipitation over 29 days, compared to January's 105 mm (4.1 in) over 18 days. Despite the increased rainfall, humidity remains fairly consistent, with January at 74% and April slightly lower at 73%. For more details on April weather, you can visit San Andres weather in April.
In January, the weather is generally mild with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 27°C (80°F), averaging around 18°C (65°F). This month experiences significant precipitation, totaling 105 mm (4.1 in) over approximately 18 days, contributing to a humidity level of 74%.
In contrast, May sees a slight increase in temperatures, with minimums of 13°C (55°F) and maximums around 26°C (80°F), averaging 19°C (66°F). However, this month is much wetter, with a substantial 453 mm (17.8 in) of rainfall spread over 31 days, resulting in higher humidity at 88%. For more detailed information on the climate, check out this link: San Andres weather in May.
In January, the weather in San Andres offers a pleasant range of temperatures, with a minimum of 10°C (50°F), an average of 18°C (65°F), and a maximum reaching 27°C (80°F). Precipitation is relatively moderate, totaling 105 mm (4.1 in) over about 18 days, paired with a humidity level of 74%. In contrast, June brings warmer mornings with a minimum temperature of 13°C (55°F), while average temperatures remain similar at 19°C (66°F). However, June experiences significantly increased rainfall, with total precipitation soaring to 373 mm (14.7 in) across 30 days, and humidity rising to 89%. This stark difference in precipitation and humidity characterizes June as a much wetter period compared to January. For more details, visit San Andres weather in June.
January and July present contrasting weather patterns. In January, temperatures range from a minimum of 10°C (50°F) to a maximum of 27°C (80°F), with an average of 18°C (65°F). The month sees around 105 mm (4.1 in) of precipitation over 18 days, and humidity levels sit at a comfortable 74%. In contrast, July brings slightly warmer temperatures, with a minimum of 13°C (56°F) and a maximum that matches January's peak at 27°C (81°F), but the average increases only marginally to 19°C (66°F). However, July is much wetter, with 319 mm (12.6 in) of rain over 31 days and higher humidity at 89%. For a more detailed look at how these conditions unfold, visit San Andres weather in July.
In comparing the weather for January and August, January features slightly warmer temperatures with a minimum of 10°C (50°F), an average of 18°C (65°F), and a maximum of 27°C (80°F). In contrast, August has a minimum of 12°C (53°F), an average of 19°C (66°F), and a maximum of 26°C (80°F), making it a bit cooler at the high end. Notably, August experiences significantly more precipitation, with 328 mm (12.9 in) over 30 days compared to January's 105 mm (4.1 in) across 18 days. This results in a higher humidity level in August at 87%, compared to January's 74%. For a detailed look at August weather in this region, you can check out San Andres weather in August.
In comparing the weather between January and September, we see some notable differences. January typically enjoys a milder climate with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 27°C (80°F), averaging around 18°C (65°F). Precipitation in January is relatively moderate at 105 mm (4.1 in) over 18 days, accompanied by a humidity level of 74%. In contrast, September experiences slightly cooler temperatures, with a minimum of 12°C (55°F) and a maximum of 26°C (79°F), but its average remains similar at 18°C (66°F). However, September is characterized by significantly higher rainfall, totaling 418 mm (16.5 in) over 30 days, and increased humidity at 88%. For more details on the weather specifics during September, you can check San Andres weather in September.
In comparing the weather between January and October, it is evident that both months have similar average temperatures, hovering around 18°C (65°F). However, January experiences slightly warmer minimum and maximum temperatures, ranging from 10°C (50°F) to 27°C (80°F), while October has a minimum of 12°C (53°F) and a maximum of 27°C (81°F). Precipitation is significantly higher in October, with 377 mm (14.8 in) falling over 30 days, compared to January's 105 mm (4.1 in) over 18 days. Additionally, October sees increased humidity at 89%, compared to January's 74%. For more detailed information on October weather, check San Andres weather in October.
In comparing the weather between January and November, we can see notable differences in both temperature and precipitation. January has a milder range with minimum temperatures around 10°C (50°F) and maximums reaching up to 27°C (80°F), while November experiences slightly warmer minimums at 13°C (55°F) and maximums of 25°C (78°F). However, November is significantly wetter, with total precipitation of 249 mm (9.8 in) that falls over 28 days, compared to January's 105 mm (4.1 in) spread across 18 days. Additionally, humidity is higher in November at 90%, compared to January's 74%. For more details on the weather in November, you can visit San Andres weather in November.
In comparing the weather of January and December, both months experience similar average temperatures, hovering around 18°C (65°F). However, January tends to have slightly warmer temperatures, with a maximum of 27°C (80°F) compared to December's 25°C (78°F). When it comes to precipitation, December is wetter, receiving 125 mm (4.9 in) over 25 days, whereas January sees 105 mm (4.1 in) across 18 days. Additionally, December has higher humidity levels at 85%, compared to January's 74%. For more details about December weather, check out San Andres weather in December.
In January, San Andres experiences a unique blend of mild temperatures and increased precipitation, setting it apart from other months. With maximums around 27°C and a notable 18°C average, visitors can enjoy pleasantly warm days, though nighttime dips can make things feel cooler. The heightened humidity of 74% combined with nearly 18 rainy days means that showers are common, offering a refreshing break from the heat. This wetter climate can add a lush vibrancy to the surroundings, enhancing the island's natural beauty. For those planning a trip, it's a great opportunity to experience the island's charm, making sure to check the complete forecast to pack accordingly. Discover more about the patterns that make San Andres special by visiting San Andres Climate.