Last updated: August 21, 2025
In La Union, Colombia, May brings a captivating blend of warm temperatures and high humidity, making it an intriguing time to explore this vibrant region. Residents and visitors can expect maximum temperatures reaching up to 29°C (85°F), with pleasant average temperatures around 22°C (72°F) and cooler nights dipping to a minimum of 16°C (62°F). This month is characterized by significant rainfall, averaging an impressive 687 mm (27.1 in) over 31 days, creating a lush, green landscape. With humidity levels soaring to 87%, the atmosphere feels tropical, inviting adventure and exploration amidst the captivating natural beauty.
In May, La Union, Colombia, experiences a gentle rise in temperatures, with minimums reaching a cozy 16°C (62°F) and maximums cooling slightly to 29°C (85°F). The average temperature remains consistent at a comfortable 22°C (72°F), echoing the stable climate seen throughout the preceding months. This slight variation indicates the transition into the early rainy season, where warmth persists while inviting refreshing breezes. As nature awakens in May, locals and visitors alike can enjoy the pleasant weather, making it an ideal time for outdoor activities amidst the region's lush landscapes.
In May, La Union, Colombia, experiences its wettest month, with a staggering 687 mm (27.1 in) of rainfall over 31 days. This deluge marks a continuation of the trend seen since the beginning of the year, with precipitation steadily increasing each month, culminating in an April average of 569 mm (22.4 in) before peaking in May. The consistent number of rainy days, from 24 in January to a full 31 in May, underscores the region's shift into its wet season. Following this peak, rainfall tapers off slightly in June, yet the total remains substantial. This pattern not only emphasizes the heavy rainfall characteristic of Colombian May but also highlights the critical role of seasonal shifts in influencing the local climate, shaping both the ecosystem and the daily lives of La Union's residents.
In May, the humidity in La Union, Colombia, reaches its peak at 87%, marking a notable increase from the preceding months. As the region transitions from the relatively milder conditions of early spring, where humidity hovered around 78% to 83%, the rise to May’s high indicates the onset of the rainy season. This trend continues into June, with consistent levels of 87%, suggesting that the warm, tropical climate prevails, leading to lush landscapes but potentially wearing on those unaccustomed to the moisture. Following May, humidity begins to gradually decline again, stabilizing around 85% through the summer months of July and October before a slight rebound takes place towards the end of the year. Overall, La Union experiences a clear rise in humidity from February through May, which not only influences the region's weather patterns but also enriches its vibrant natural environment.
In La Union, Colombia, the UV Index during May remains notably high at 15, categorizing it as extreme with a burn time of just 10 minutes. This trend of intense UV exposure has been consistent since January, peaking in April with an index of 17 before slightly retracting in May. Throughout the first five months of the year, the UV Index showcases a gradual rise from 14 in January to its April peak, indicating a clear pattern of increasing solar intensity that demands vigilance. As the months progress into June, a slight decrease to 14 is anticipated, yet the extreme category persists, emphasizing the necessity to prioritize skin protection. For detailed insights, explore more at La Union UV Index.
UV Risk Categories
May in La Union, Colombia, typically basks in an inviting 229 hours of sunshine, contributing to the region's vibrant atmosphere. While this month enjoys a healthy dose of sun, it reflects a slight dip from the preceding lush month of April, which boasted 239 hours. The trend continues as we transition into the more luminous months ahead; June sees an uptick with 237 hours, paving the way for July and August, where the sun shines even brighter with 278 and 290 hours respectively. This seasonal shift highlights La Union's transformation into a sun-kissed haven, particularly as the summer months approach, making it an ideal time for outdoor exploration and relaxation.
In La Union, Colombia, the chances of sunny weather in May rest at a modest 8%, which reflects a notable decline from the sunnier months at the beginning of the year. As we transition from April's peak of 4%, May enters into a pattern that sees sporadic glimpses of sunshine, reminiscent of the conditions in July and October. Despite the generally overcast climate, the brief moments of sunlight can add a touch of warmth to the region, offering a charming contrast to the heightened cloud cover typical of the following months. As the year progresses, opportunities for sunshine become increasingly scarce, reminding us to savor the fleeting sunny spells that May provides.
In La Union, Colombia, the daylight duration reveals a fascinating rhythm throughout the year. From January to February, residents enjoy a consistent 11 hours of daylight, setting a mild tone for the early months. As March arrives, there's a notable shift, with daylight increasing to 12 hours, a trend that continues through April and maintains its peak until October. This prolonged stretch of 12 hours of daylight fosters a vibrant atmosphere, perfect for outdoor activities and social gatherings. As the year winds down, daylight dips back to 11 hours in November and December, gently ushering in the quieter, reflective months. This pattern not only reflects the geographic location but also creates a dynamic backdrop for the community's lifestyle throughout the seasons.
In La Union, Colombia, the month of May marks a slight uptick in wind activity, with an average wind speed of 1.1 m/s (3 mph), a small yet notable increase from the consistent 1.0 m/s (2 mph) observed in the preceding months. This gentle rise in winds reflects a transitional period as the region shifts from the calmer early months of the year towards the slightly breezier conditions of late spring. Following May, the wind speeds hold steady at 1.1 m/s through July and August, indicating a consistent atmospheric trend that may enhance outdoor activities and rejuvenate the landscape. Such subtle variations in wind patterns can significantly shape the local climate experience, giving residents and visitors alike a delightful taste of the region's emerging seasonal changes.
Weather in La Union varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in La Union, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather patterns of May and January, we see that both months share similar average temperatures, hovering around 22°C (72°F). However, May tends to experience slightly higher maximum temperatures, reaching up to 29°C (85°F), compared to January's peak of 30°C (87°F). Notably, May is characterized by significantly more precipitation, with 687 mm (27.1 in) spread over 31 days, in contrast to January's 267 mm (10.5 in) over 24 days. Moreover, the humidity levels in May are higher, averaging 87%, compared to January's 78%. For more detailed information on January weather, you can refer to La Union weather in January.
When comparing May and February weather, both months exhibit similar average temperatures, hovering around 22°C (72°F). However, May typically features a wider temperature range, with minimums at 16°C (62°F) and maximums reaching 29°C (85°F), while February sees low temperatures of 14°C (57°F) and highs of 30°C (86°F). Notably, May is characterized by significantly higher precipitation, with 687 mm (27.1 in) over 31 days, in contrast to February’s 323 mm (12.7 in) across 24 days. The humidity also tends to be higher in May at 87%, compared to February's 77%. For more detailed insights into February weather, visit La Union weather in February.
In comparing the weather between March and May, both months exhibit relatively warm temperatures, with March having a minimum of 14°C (57°F) and an average of 22°C (71°F), while May boasts slightly higher lows at 16°C (62°F) with the same average of 22°C (72°F). Although May has a maximum temperature of 29°C (85°F), March peaks slightly higher at 30°C (86°F). Precipitation levels are notably higher in May, with 687 mm (27.1 in) falling across 31 days, compared to March's 452 mm (17.8 in) over 29 days. Humidity levels also differ, with May showing a higher average of 87% compared to March's 80%. For more detailed insights into March's weather, you can explore La Union weather in March.
In comparing the weather for May and April, both months exhibit similar average temperatures, with May showing a minimum of 16°C and a maximum of 29°C, while April has a minimum of 15°C and a maximum of 30°C. However, May experiences significantly higher precipitation, totaling 687 mm over 31 days, compared to April's 569 mm over 29 days. Additionally, May's humidity is slightly higher at 87%, compared to April's 83%. For more specific details about April weather, you can refer to La Union weather in April.
May and June share similar temperature ranges, with both months experiencing minimum temperatures around 16°C (61°F), average temperatures of 22°C (72°F), and maximum temperatures reaching 29°C (85°F). However, May is significantly wetter, with 687 mm (27.1 in) of precipitation over 31 days, compared to June's 526 mm (20.7 in) over 30 days. Remarkably, both months maintain the same humidity level of 87%. For more specific insights into June weather patterns, you can check out La Union weather in June.
In May, temperatures range from a minimum of 16°C (62°F) to a maximum of 29°C (85°F), with an average of 22°C (72°F). The month is characterized by high humidity at 87% and significant precipitation, totaling 687 mm (27.1 in) over 31 days. In contrast, July maintains similar temperature patterns, with a minimum of 16°C (61°F), an average of 22°C (72°F), and a maximum of 29°C (85°F). However, July experiences less rainfall, with 496 mm (19.5 in) recorded over 29 days and slightly lower humidity at 85%. For more detailed information on the weather in July, you can visit La Union weather in July.
In May, the weather is characterized by mild temperatures and significant rainfall, with average temperatures ranging from 16°C (62°F) to a maximum of 29°C (85°F) and total precipitation reaching 687 mm (27.1 in) over 31 days. The high humidity of 87% contributes to a muggy atmosphere. In contrast, August experiences slightly cooler minimum temperatures of 15°C (60°F) and a maximum of 30°C (86°F), while total precipitation decreases to 400 mm (15.7 in) spread over 29 days, resulting in lower humidity at 80%. While both months have similar average temperatures, August offers a drier and less humid environment compared to the wetter and more humid conditions of May. For a detailed look at August weather, check out La Union weather in August.
May and September share a similar average temperature of 22°C (72°F), but they differ significantly in other weather aspects. In May, the temperatures range from a minimum of 16°C (62°F) to a maximum of 29°C (85°F), accompanied by high humidity at 87% and substantial rainfall totaling 687 mm (27.1 in) across 31 days. In contrast, September experiences slightly lower humidity at 80% and significantly less rain, with only 395 mm (15.6 in) falling over 28 days. Additionally, September can reach a warmer maximum temperature of 31°C (88°F), making it feel hotter than May despite the similar averages. For more detailed insights into September weather, check this link: La Union weather in September.
May and October in La Union exhibit similar temperature ranges, with both months featuring minimums around 16°C (62°F) and averages near 22°C (71-72°F). However, October sees slightly higher maximum temperatures, peaking at 30°C (86°F) compared to May's 29°C (85°F). While both months experience substantial rainfall, May is significantly wetter, averaging 687 mm (27.1 in) across 31 days, in contrast to October's 513 mm (20.2 in) over 30 days. Humidity remains high in both months, with May at 87% and October slightly lower at 85%. For more details, check out La Union weather in October.
When comparing the weather in May and November, both months feature similar average temperatures, with May having a minimum of 16°C (62°F), while November has a slightly higher minimum of 17°C (62°F). The average high in both months is close, with May reaching up to 29°C (85°F) and November peaking at 30°C (86°F). However, May sees significantly more precipitation, at 687 mm (27.1 in) over 31 days, compared to November's 474 mm (18.6 in) over 29 days. Despite these differences in rainfall, both months maintain a consistent humidity level of 87%. For more details on November weather, you can check out La Union weather in November.
In both May and December, the weather exhibits similar temperature ranges, with minimums at 16°C (62°F), averages around 22°C (72°F), and maximums peaking at 29°C (84-85°F). However, May experiences significantly higher rainfall, with 687 mm (27.1 in) over 31 days, compared to December's 349 mm (13.8 in) over 29 days. The humidity levels are also slightly higher in May at 87%, while December sees a humidity of 83%. For a more detailed look at December's climate, you can explore La Union weather in December.
In May, La Union experiences a distinct weather pattern characterized by relatively high temperatures, with warm days averaging around 22°C and maximum temperatures peaking at 29°C. This month also marks the peak of the rainy season, seeing significant precipitation across 31 days and a humidity level that remains high at 87%. Compared to other months, May tends to be wetter and more humid, which can give the region a lush, vibrant atmosphere but may also impact outdoor activities. For more detailed insights on the weather patterns, explore the complete overview at La Union Climate.