Last updated: August 21, 2025
Experience the vibrant weather of La Union, Colombia in January, where temperatures range from a comfortable 9°C (49°F) at night to a warm 27°C (81°F) during the day, averaging around 18°C (65°F). This month is characterized by high humidity at 72%, offering a tropical feel that's typical for this region. However, be prepared for the frequent rain, as January sees 312 mm (12.3 in) of precipitation spread across 23 days. Embrace the lush greenery and refreshing atmosphere that comes with the rainy season, making January a unique time to explore the beauty of La Union.
In January, La Union, Colombia experiences a refreshing climate that makes it an appealing destination for travelers. With minimum temperatures dipping to 9°C (49°F) and comfortable averages around 18°C (65°F), the month invites outdoor exploration. The maximum temperatures reach up to 27°C (81°F), striking a pleasant balance that suits both sunny afternoons and cooler evenings. As the year progresses into February and beyond, temperatures gradually rise, but the overall trend remains stable, maintaining mild conditions throughout the early months. This consistent climate — marked by cooler evenings and warm days — creates a delightful atmosphere perfect for enjoying La Union's charm in the lush Colombian landscape.
In January, La Union, Colombia, experiences a notable start to the year with 312 mm (12.3 in) of rainfall spread across 23 days. This month marks the beginning of a gradual increase in precipitation, as the region transitions into a wetter season. Following January, February and March see a sharp rise in rainfall, peaking at 427 mm (16.8 in) by March, along with an increase in rainy days. The trend persists through the subsequent months, with April and May maintaining hefty rainfall totals around the 430 mm mark. Interestingly, the rainy days peak during this period, highlighting a sustained and relentless wet season that characterizes this tropical region. As the year progresses into June, precipitation dips to 272 mm (10.7 in) with fewer rainy days, signalling a gradual easing of the rains, though the total remains substantial compared to the drier months ahead. This pattern underscores La Union's unique climatic rhythm, where January serves as an impressive launch into a vibrant and rain-soaked cycle.
In January, La Union, Colombia, experiences a humidity level of 72%, setting the tone for a year of dynamic moisture variations. Following January, humidity dips slightly to 66% in February before climbing back to 74% in March. The transition into April marks a notable increase to 83%, paving the way for the sweltering may and June, where humidity peaks at an impressive 93%. After these peak months, a gradual decline begins, with July seeing 84% before dipping to 61% in August, the most arid month of the year. As the year progresses, humidity levels fluctuate, culminating in a rise during the final months, with December closing the year at 85%. This pattern showcases La Union's distinct wet and dry phases, making January a transitional period before the soaring summer humidity takes hold.
In La Union, Colombia, January sees an extreme UV Index of 16, with a burn time of just 10 minutes. This trend continues into February, indicating a consistent need for sun protection during these sunshine-filled months. As the year progresses into March and April, the UV intensity escalates to an alarming 18, marking some of the highest exposure levels. May sees a slight drop back to 16, but the extreme category remains, reflecting a persistent demand for caution. Interestingly, UV levels experience a gradual decline during the mid-year months of June and July, both sitting at 14, before increasing again in August and September to 15. As the year draws to a close in October with another peak of 16, November and December mirror a decline to 14 and 13, respectively. Overall, the data emphasizes the critical need for diligent sun safety measures year-round, particularly in January, when the sun is most intense. Stay informed about the UV risks in this beautiful region at La Union UV Index.
UV Risk Categories
In La Union, Colombia, January starts the year with a generous 224 hours of sunshine, setting the tone for a bright and inviting climate. As the months progress, sunlight becomes increasingly abundant, peaking in August with an impressive 298 hours. This trend highlights not only the allure of the summer months but also the gradual lengthening of days, inviting outdoor activities and exploration. Interestingly, after reaching its zenith, the sunshine begins to taper off in the fall, with November seeing a decrease to 223 hours. Overall, the consistent sunshine throughout the year showcases La Union as a vibrant destination for those seeking warmth and light, particularly during the sun-drenched peak of summer.
In January, La Union, Colombia experiences a 14% chance of sunny weather, marking it as one of the brighter months alongside May and August. This modest likelihood suggests that while residents and visitors may enjoy some sun, they should be prepared for a fair share of clouds as the rainy season approaches. As the year progresses, the chance of sunshine fluctuates, with July and September peaking at 27%, offering the sunniest conditions. In contrast, the months that follow, from November to April, see a decline, where January stands out positively against its neighboring months, inviting sun-seekers to take advantage of its potential warmth before the skies dim further.
In La Union, Colombia, January marks the continuation of a delightful pattern: consistent daylight duration of 12 hours across the entire year. This unchanging rhythm allows both residents and visitors to embrace a sense of balance, as each day offers the same amount of sunlight, creating a stable environment for outdoor activities and social gatherings. As the month progresses into February, March, and beyond, this steady daylight gives rise to a vibrant atmosphere, supporting a lifestyle rich in community and nature. With no fluctuations to disrupt the flow, the people of La Union enjoy the harmonious embrace of daylight throughout all twelve months, making it a unique gem in the tropical landscape.
In La Union, Colombia, January ushers in a gentle start to the year with an average wind speed of 1.2 m/s (3 mph), consistent with the following months of February and April. This tranquil breeze sets the tone for a calm early year, which is subtly contrasted by a slight increase in June and July, where wind speeds rise to 1.3 m/s and 1.5 m/s respectively. As we move toward the latter half of the year, August maintains these higher speeds before a gradual decrease begins in November, bringing wind speeds down to 1.0 m/s (2 mph) as the year closes out. Overall, while January features a mild breeze, the slight upward trend in mid-year exemplifies the dynamic nature of La Union's wind patterns throughout the seasons.
Weather in La Union varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in La Union, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and February, both months exhibit relatively mild temperatures, with averages hovering around 18°C (65°F) for January and 18°C (66°F) for February. January showcases a minimum temperature of 9°C (49°F) and a maximum of 27°C (81°F), while February's minimum rises to 12°C (54°F) with a similar maximum. However, February experiences higher rainfall, with 404 mm (15.9 in) across 26 days, compared to January's 312 mm (12.3 in) over 23 days. Interestingly, February also has slightly lower humidity at 66% compared to January's 72%. For more specifics on February weather, you can check La Union weather in February.
In January, the weather features a minimum temperature of 9°C (49°F) and a maximum of 27°C (81°F), with an average temperature of 18°C (65°F). The month sees significant rainfall, totaling 312 mm (12.3 in) over 23 days, contributing to a humidity level of 72%. In contrast, March experiences slightly warmer nights with a minimum temperature of 11°C (52°F) and an overall average of 18°C (65°F). Rainfall increases to 427 mm (16.8 in) spread over 30 days, resulting in a humidity of 74%. For more details, you can visit La Union weather in March.
In comparing the weather between January and April, we observe that January features a temperature range from a minimum of 9°C (49°F) to a maximum of 27°C (81°F), with an average of 18°C (65°F). The month experiences considerable rainfall, totaling 312 mm (12.3 in) over approximately 23 days and maintaining a humidity level of 72%. In contrast, April brings slightly warmer temperatures with a minimum of 13°C (56°F) and a maximum of 26°C (80°F), averaging 19°C (66°F). However, April is also wetter, experiencing 431 mm (17.0 in) of precipitation over 29 days, along with an increased humidity level of 83%. For more detailed insights, check out La Union weather in April.
In January, the weather features a minimum temperature of 9°C (49°F) and an average of 18°C (65°F), reaching a maximum of 27°C (81°F) on warmer days. However, this month sees significant precipitation, totaling 312 mm (12.3 in) over 23 days, contributing to a humidity level of 72%. In contrast, May exhibits slightly warmer conditions, with a minimum temperature of 13°C (56°F) and an average of 19°C (66°F), while also peaking at 27°C (81°F). The rainfall increases to 423 mm (16.7 in) spread over 30 days, leading to a higher humidity of 93%. For more details on May weather, you can visit La Union weather in May.
In January, the weather in La Union features a comfortable temperature range with minimums around 9°C (49°F) and maximums reaching 27°C (81°F), while averaging 18°C (65°F). However, this month experiences significant rainfall, with a total precipitation of 312 mm (12.3 in) spread over 23 days, contributing to a humidity level of 72%.
By contrast, June shows a slight increase in minimum temperatures, starting at 12°C (54°F) and maintaining a similar maximum of 27°C (80°F). The average temperature remains close at 19°C (66°F). Nevertheless, June is characterized by a slightly lower total precipitation of 272 mm (10.7 in) across 28 days and a higher humidity of 93%, indicating a more humid atmosphere. For a closer look at the June weather, visit La Union weather in June.
In January, the weather features a wider range of temperatures, with a minimum of 9°C (49°F) and an average of 18°C (65°F), rising to a maximum of 27°C (81°F). The month is characterized by substantial rainfall, totaling 312 mm (12.3 in) over 23 days, and a humidity level of 72%.
Conversely, July sees slightly warmer temperatures, with a minimum of 11°C (53°F) and an average of 19°C (67°F), while still peaking at 27°C (81°F). Precipitation in July decreases to 205 mm (8.1 in) over 21 days, yet humidity is higher at 84%. For more detailed insights, visit La Union weather in July.
When comparing the weather between January and August, January experiences cooler temperatures with a minimum of 9°C (49°F) and a maximum of 27°C (81°F), while August shows a slight increase, with minimums of 12°C (54°F) and maximums reaching 30°C (86°F). Additionally, January has significantly higher precipitation, totaling 312 mm (12.3 in) over 23 days, compared to August's 157 mm (6.2 in) over 18 days, making January feel much wetter. The humidity also differs, with January at 72% and August lower at 61%, resulting in a less muggy atmosphere during the latter month. For more details on August weather specifics, check out La Union weather in August.
In comparing the weather between January and September, January tends to be cooler with average temperatures ranging from 9°C (49°F) at night to a maximum of 27°C (81°F) during the day. This month also experiences significantly more rainfall, totaling 312 mm (12.3 in) across 23 days and higher humidity levels at 72%. In contrast, September features slightly warmer temperatures, with a minimum of 12°C (53°F) and a maximum of 29°C (85°F), but less precipitation overall at 230 mm (9.1 in) over 25 days, accompanied by a more comfortable humidity of 53%. For more details on September weather, you can check La Union weather in September.
In January, the weather features a minimum temperature of 9°C (49°F) and an average of 18°C (65°F), with maximum temperatures reaching 27°C (81°F). This month sees significant rainfall, totaling 312 mm (12.3 in) over approximately 23 days, leading to a humidity level of 72%. In contrast, October offers slightly warmer conditions, with minimum temperatures at 12°C (54°F) and maxima of 29°C (84°F), while maintaining the same average of 18°C (65°F). However, October is wetter, experiencing 426 mm (16.8 in) of precipitation across 29 days, coupled with a lower humidity of 67%. For a deeper look into October weather in the region, visit La Union weather in October.
In January, the weather features a minimum temperature of 9°C (49°F) and a maximum of 27°C (81°F), with an average of 18°C (65°F). The month experiences significant rainfall, totaling 312 mm (12.3 in) over 23 days, and maintains an average humidity of 72%. In contrast, November sees slightly warmer conditions, with minimum and maximum temperatures ranging from 11°C (53°F) to 26°C (79°F), while the average remains the same at 18°C (65°F). However, November is associated with greater precipitation, totaling 375 mm (14.8 in) across 29 days, and a higher humidity level of 78%. For a more detailed look at November weather, you can check La Union weather in November.
In January, the weather features slightly warmer daytime temperatures, with minimums around 9°C (49°F) and maximums reaching 27°C (81°F), while the average temperature stays at a comfortable 18°C (65°F). This month experiences significant rainfall of 312 mm (12.3 in) over 23 days, resulting in a relative humidity of 72%. In contrast, December has a slightly milder temperature range, with minimums at 12°C (54°F) and maximums at 26°C (79°F), still maintaining an average of 18°C (65°F). However, December is wetter, with total precipitation of 420 mm (16.5 in) spread over 30 days and a higher humidity level of 85%. For a more detailed comparison, you can refer to La Union weather in December.
In January, La Union experiences a unique blend of mild temperatures and considerable rainfall, setting it apart from the drier months. With an average temperature of around 18°C, visitors can expect comfortable days, though the maximum can reach up to 27°C. However, this month also sees about 23 days of precipitation, making it significantly wetter compared to the drier and warmer seasons ahead. The high humidity of around 72% adds to the lushness of the area, creating a vibrant atmosphere. For a deeper understanding of the weather patterns throughout the year, check out La Union Climate.