Last updated: August 21, 2025
In May, San Andres, Colombia, experiences a temperate climate characterized by an average temperature of 16°C (60°F), with a maximum reaching 24°C (76°F) and dipping to a minimum of 9°C (48°F). This month is also marked by significant rainfall, accumulating around 546 mm (21.5 in)—an average of 31 rainy days, contributing to a high humidity level of 81%. Visitors should prepare for lush, vibrant landscapes and an atmosphere filled with tropical charm, even as they navigate the frequent showers that define San Andres in May.
May in San Andres, Colombia, marks a subtle transition in temperatures, with minimums rising to 9°C (48°F) and maximums reaching 24°C (76°F). This slight warmth accompanies an unchanging average of 16°C (60°F), creating a pleasant climate perfect for outdoor adventures. Over the months, temperatures have gradually increased, showcasing a consistent pattern of warming as spring advances into early summer. Travelers can expect comfortable conditions, making May an ideal time to explore the island's stunning beaches and vibrant culture, while enjoying the early hints of summer's embrace.
May marks a peak in precipitation for San Andres, Colombia, with an impressive 546 mm (21.5 inches) of rain falling over the month. This deluge, the highest recorded for the year, occurs during a period characterized by 31 rainy days, emphasizing May's reputation as a critical month for rainfall. Following the already substantial downpours in April, which totals 440 mm (17.3 inches), the increase in precipitation underscores a pattern of intensifying rain leading into the mid-year months. The trend continues into June, which sees a similarly high volume of 549 mm (21.6 inches), solidifying this early part of the year as the rainy season in the region. Such data highlights the importance of adequate preparation for residents and visitors alike, as the lush landscapes of San Andres are nurtured by these abundant rains.
In May, San Andres, Colombia, experiences a notable surge in humidity, reaching a significant 81%, which sets the stage for the onset of its more humid months. Following the drier conditions of March and February, which averaged around 45% to 47%, May marks a marked transition as humidity levels climb sharply. This increase is an early indication of the approaching wet season, as the island moves toward its peak humidity in June and July, both hitting 88%. The gradual transition from the milder April (54%) creates a palpable shift in the climate, signaling to residents and visitors alike that the lush, vibrant beauty of the Caribbean is about to reveal itself in full bloom. With May acting as a precursor, it's clear that the weather patterns of San Andres embrace the warmth and wetness that define the region, inviting all to revel in its tropical allure.
In May, San Andres, Colombia, continues to experience an extreme UV Index of 16, with a burn time of just 10 minutes. This month follows the trend set in recent months, including April and March, where the UV levels peaked at 18. While there’s a slight decrease in May, the UV exposure remains dangerously high. This consistency throughout the early months of the year signals the importance of sun safety as sunny days invite outdoor activities. Travelers and locals alike should take heed of the UV index to effectively protect their skin during these intense sun hours. For more detailed information on UV levels, visit San Andres UV Index.
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In San Andres, Colombia, the month of May brings with it 240 hours of sunshine, slightly lower than the preceding months of January through April. This dip might be a signal of the approaching rainy season, as sunshine hours gradually decrease from the peak of 322 hours in December. February shines brightest with 302 hours, showcasing the sun's vibrant dominance before a gentle decline into spring. However, May still holds its charm, with an abundance of daylight that invites both adventure and relaxation. Following this, the summer months from July to September see an uplifting return of sunshine, reaffirming the island's allure as a year-round tropical paradise. Overall, the trend highlights a rhythm of sunshine that beautifully encapsulates the diverse climate of this stunning locale.
As May rolls in, San Andres, Colombia typically welcomes the arrival of cloudier skies and a noticeable dip in sunshine, with only a 6% chance of sun during this month. This marks a continuation of a downward trend from the preceding months, peaking in January at 37% but steadily decreasing through February and significantly by April. The transition into the early tropical rainy season means that while May is not the sunniest time of the year, it offers a lush, vibrant landscape. Visitors can expect more rain than shine, making it ideal for those who appreciate the island's rich greenery rather than sun-soaked beaches.
In San Andres, Colombia, the daylight duration exhibits an intriguing pattern throughout the year. Starting with a consistent 11 hours in January and February, the days gradually elongate to 12 hours by March and remain constant through September. This steady period of ample daylight creates an ideal backdrop for outdoor activities and exploring the island’s natural beauty. As the year winds down, daylight tapers back to 11 hours in October, November, and December, restoring the balance in this tropical paradise. This cycle not only highlights the region's equatorial charm but also underscores the seasonal rhythms that can influence both daily life and tourism in this idyllic locale.
In May, San Andres, Colombia experiences a gentle average wind speed of 1.1 m/s (2 mph), continuing the trend of calm breezes that begins in April. This wind pattern, consistent across several months, creates an inviting atmosphere, ideal for enjoying the island's stunning beaches and vibrant marine life. Notably, the wind picks up in June and July, returning to a slightly breezier 1.1 m/s (3 mph), but overall, the early part of the year remains marked by tranquility. The steady winds throughout the spring months underscore San Andres' allure as a serene getaway, where both relaxation and subtle coastal adventures can be savored.
Weather in San Andres varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in San Andres, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present distinctly different weather patterns. In May, temperatures range from a minimum of 9°C (48°F) to a maximum of 24°C (76°F), with an average of 16°C (60°F). This month is notably wetter, experiencing a significant precipitation total of 546 mm (21.5 in) over 31 days and high humidity levels at 81%. In contrast, January features milder weather, with temperatures varying from a minimum of 4°C (39°F) to a maximum of 23°C (74°F), averaging 15°C (59°F). The rainfall is considerably lower at 125 mm (4.9 in) across 20 days, and the humidity is more comfortable at 52%. For a more detailed outlook on January weather, you can visit San Andres weather in January.
When comparing the weather in May and February, we see some distinct differences. May boasts a slightly higher average temperature of 16°C (60°F) compared to February's 15°C (60°F), with daytime highs reaching up to 24°C (76°F) in both months. However, May is significantly wetter, receiving 546 mm (21.5 in) of precipitation over 31 days, while February sees much drier conditions with just 133 mm (5.2 in) over 21 days. Additionally, the humidity in May is much higher at 81%, making it feel more humid than February's 47%. For a more detailed look at February's weather, you can visit San Andres weather in February.
In comparing the weather of May and March, it’s evident that May experiences slightly higher temperatures, with an average of 16°C (60°F) and a maximum of 24°C (76°F), while March offers a similar average temperature of 15°C (60°F) and a peak of 23°C (73°F). However, May brings significantly more precipitation, recording 546 mm (21.5 in) over 31 days, compared to March's 295 mm (11.6 in) over 29 days. Additionally, May has a much higher humidity level at 81%, while March maintains a more comfortable 45%. For more detailed insights about the conditions in March, you can visit San Andres weather in March.
In comparing the weather of April and May, one can observe several notable differences. May generally experiences slightly warmer temperatures, with a minimum of 9°C (48°F) and a maximum of 24°C (76°F), compared to April's range of 7°C (46°F) to 23°C (74°F). However, May is significantly wetter, with total precipitation reaching 546 mm (21.5 in) over 31 days, whereas April sees 440 mm (17.3 in) across 28 days. Additionally, the humidity in May is considerably higher at 81%, contrasting with April's more moderate 54%. For more detailed information on April's weather, you can visit San Andres weather in April.
May and June exhibit somewhat similar weather patterns, but there are subtle differences worth noting. In May, temperatures range from a minimum of 9°C (48°F) to a maximum of 24°C (76°F), with an average of 16°C (60°F). The month is quite wet, receiving 546 mm (21.5 in) of precipitation over 31 days, accompanied by a humidity level of 81%. In contrast, June sees slightly cooler temperatures, with a minimum of 8°C (47°F), an average of 15°C (60°F), and a maximum of 22°C (73°F). Rainfall in June reaches 549 mm (21.6 in) over 30 days, with humidity climbing to 88%. Both months are marked by high precipitation and humidity, but June tends to be slightly gloomier and cooler compared to May. For more details, check San Andres weather in June.
In comparing the weather of May and July, we see some intriguing differences despite the two months sharing similar temperature ranges. May boasts a higher average temperature of 16°C (60°F), with a maximum of 24°C (76°F), while July's average drops slightly to 15°C (60°F), peaking at 23°C (74°F). Rainfall is another pivotal factor; May experiences more precipitation at 546 mm (21.5 in) compared to July's 493 mm (19.4 in), although both months see rainfall over 31 days. Additionally, July tends to be more humid, with a humidity level of 88% compared to May's 81%. For a closer look at July's climate, check out San Andres weather in July.
In comparing the weather of May and August, we observe that May generally has slightly higher temperatures, with an average of 16°C (60°F) compared to August's average of 15°C (59°F). Both months feature a similar range, with May reaching a maximum of 24°C (76°F), while August peaks at 23°C (73°F). Precipitation is quite significant in both months, although May records 546 mm (21.5 in) over 31 days, while August sees 476 mm (18.7 in) across 30 days. Humidity levels remain comparable, with May at 81% and August slightly higher at 82%. For more details on August weather, check out San Andres weather in August.
When comparing the weather in May and September, we see some subtle differences. In May, the temperatures range from a minimum of 9°C (48°F) to a maximum of 24°C (76°F), with an average of 16°C (60°F). This month is characterized by higher precipitation, recording 546 mm (21.5 in) over 31 days, and a humidity level of 81%.
In contrast, September tends to be slightly cooler, with temperatures varying from 7°C (45°F) to 23°C (74°F) and an average of 15°C (59°F). Additionally, the rainfall is less intense, totaling 426 mm (16.8 in) over 30 days, and the humidity is marginally lower at 78%. For more insights on September weather, you can visit San Andres weather in September.
May and October present similar temperature ranges, with both months experiencing daily highs around 24°C (76°F). However, May typically has a slightly higher average temperature of 16°C (60°F) compared to October's 15°C (59°F). In terms of precipitation, May sees a heftier rainfall of 546 mm (21.5 in) across 31 days, while October experiences less rain at 473 mm (18.6 in) over 30 days. Humidity levels are also quite comparable, with May at 81% and October slightly higher at 83%. For a specific look at October conditions, you can explore San Andres weather in October.
In comparing the weather between May and November, both months exhibit relatively mild temperatures, though May tends to be slightly warmer. May boasts a minimum temperature of 9°C (48°F) and a maximum of 24°C (76°F), while November ranges from a minimum of 6°C (43°F) to a maximum of 22°C (73°F). Despite the similar average temperatures of around 16°C (60°F), May experiences significantly higher precipitation, with 546 mm (21.5 in) over 31 days, compared to November's 298 mm (11.7 in) over 28 days. Humidity levels are comparable in both months, with November at 83% and May at 81%. For more specific information on November conditions, check out San Andres weather in November.
In May, the weather is characterized by warmer temperatures, with a minimum of 9°C (48°F) and maximum reaching up to 24°C (76°F). The month sees significant rainfall, with a total precipitation of 546 mm (21.5 in) spread over 31 days, contributing to a high humidity level of 81%. In contrast, December exhibits slightly cooler temperatures, with a minimum of 5°C (41°F) and a maximum of 22°C (72°F). Precipitation during this month is considerably lower, at 131 mm (5.2 in) over 23 days, and the humidity is also reduced to 70%. For more detailed information, you can visit San Andres weather in December.
As May unfolds in San Andres, the weather presents a unique character compared to other months. With the temperature range peaking at a comfortable 24°C (76°F) but dipping to a cooler 9°C (48°F) at night, residents and visitors alike can enjoy mild days and refreshingly cool evenings. However, this month also marks a shift in the climate, with substantial rainfall totaling approximately 546 mm (21.5 in) over 31 days, making humidity soar to 81%. This combination of warmth and increased precipitation contrasts with the drier, more stable conditions seen in previous months, inviting a lush landscape that thrives under these wet conditions. For a detailed look at the climate trends throughout the year, visit San Andres Climate.