August Weather in San Andres, Colombia

Last updated: August 21, 2025

Nestled in the Caribbean, San Andres, Colombia experiences a distinctive August weather pattern that beautifully combines warmth and humidity. During this month, temperatures range from a maximum of 23°C (73°F) to a cool minimum of 8°C (46°F), with an average temperature of 15°C (59°F), making it a pleasantly mild destination. However, visitors should be prepared for significant precipitation, as the island sees an average rainfall of 476 mm (18.7 in) spread across 30 days, contributing to the lush landscapes. With a humidity level of 82%, August in San Andres offers a vibrant yet damp tropical experience, perfect for those seeking both adventure and relaxation.

August Temperature in San Andres

In August, temperatures in San Andres, Colombia maintain a comfortable consistency, with a minimum of 8°C (46°F), an average of 15°C (59°F), and a maximum reaching 23°C (73°F). This month sees a slight dip in the minimum temperature compared to the hotter summer months, yet it remains on par with the annual average. The stable temperatures throughout the year suggest a secluded paradise, where daytime warmth is perfectly balanced by cooler evenings, inviting visitors to indulge in both sun-soaked activities and restful nights. Overall, August exemplifies the region's mild climate, making it an ideal time to explore the lush beauty and vibrant culture of San Andres.

August Weather in San Andres: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in San Andres, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Andres, August typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec596059606060595959595959
Data source: Temperature data for San Andres generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in San Andres

In August, San Andres experiences significant rainfall, with a total precipitation of 476 mm (18.7 in) over the course of 30 days. This places August among the wetter months of the year, following the peak of June and May, which record even higher amounts. The consistent precipitation patterns observed from April through August highlight a prominent rainy season that engulfs the region, with moisture accumulation peaking in May at 546 mm (21.5 in). As the year progresses, August's rainfall may signal the tail end of this intense wet spell, transitioning into the relatively drier months ahead, such as September and October, which start to show signs of decline. Such trends emphasize the tropical climate of San Andres, where vibrant ecosystems thrive amidst the seasonal deluge.

August Precipitation Trends in San Andres

The chart displays monthly precipitation patterns in San Andres, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In San Andres, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec125133295440546549493476426473298131
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in San Andres

August in San Andres, Colombia, sees an average humidity of 82%, reflecting a slight decline from the peak levels of the previous two months, which maintained an impressive 88%. This notable shift demonstrates the region's characteristic tropical climate, where humidity is typically high from May through August, peaking during the wettest months of June and July. As the year progresses, humidity levels gradually decrease from August onward, with September seeing a dip to 78%. This trend underscores San Andres' dynamic weather patterns, balancing between sultry summer conditions and the refreshing shifts that signal the arrival of the drier months ahead.

August Average Humidity in San Andres

This chart illustrates the average monthly humidity levels in San Andres, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in San Andres is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec52%47%45%54%81%88%88%82%78%83%84%70%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Andres

In August, San Andres, Colombia experiences a consistent UV Index of 15, categorized as extreme and resulting in a burn time of just 10 minutes. This trend of elevated UV levels is characteristic of the region, as the index hovers around similar figures throughout the summer months, peaking in March and April at 18. With such high UV exposures persisting from January through August, it's crucial for residents and visitors alike to remain vigilant and employ sun protection strategies. For more detailed insights on UV levels throughout the year, visit San Andres UV Index.

Maximum UV Index Levels in San Andres for August

The chart shows the monthly maximum UV Index (UVI) for San Andres in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in San Andres typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141618181615151515151313
Data source: San Andres August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

August Sunshine in San Andres

In San Andres, Colombia, August basks in 298 hours of glorious sunshine, marking it as a bright highlight of the year. Following the sun-soaked peak of February with 302 hours, August showcases a promising consistency in daylight, only slightly trailing behind. This month effectively bridges the vibrant energy of summer and the transitional beauty of the fall, offering residents and visitors alike a taste of summer’s enduring warmth. Interestingly, the months leading up to August, particularly July with 281 hours, and the subsequent months like September with 279 hours, reveal a beautiful rhythm of sunshine that characterizes the region and enhances its allure as a tropical paradise.

Monthly Sunshine Duration in San Andres: August Highlighted

The August sunshine duration represents the total number of hours San Andres experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec263h302h300h257h240h246h281h298h279h265h278h322h
Data source: San Andres August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in San Andres During August

When considering the likelihood of sunny weather in August in San Andres, Colombia, it stands at 8%, a continuation of a trend seen throughout the mid-year months. Following the particularly low percentages in May and June, August does not show significant improvement, trailing just slightly behind July's 12%. This pattern suggests that if you're hoping for sun-soaked beach days during this time, you might want to prepare for mixed weather. In contrast, the potential for clearer skies does pick up as the year progresses into the fall months, with September seeing a modest rise to 15% and October holding steady at 12%. Overall, August remains part of a drier spell where sunshine is quite fleeting, reflecting the region's unique climatic patterns.

Percentage of Sunny Days in August in San Andres

The chart illustrates the percentage of sunny days in San Andres throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often San Andres experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%22%9%7%6%6%12%8%15%13%20%21%
Data source: San Andres August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in San Andres in August

August in San Andres, Colombia, brings consistent daylight that graces the island with 12 hours of sunlight. This duration aligns with the trend observed over the warmer months from March to September, where daylight remains steadfastly at 12 hours, creating a perfect backdrop for outdoor adventures and exploration. As the calendar shifts towards October, daylight begins to taper off, returning to 11 hours, a gentle reminder of the region's more compact daylight span towards the end of the year. This stable daylight pattern not only enhances the beauty of San Andres but also offers residents and visitors alike ample opportunities to savor its stunning landscapes throughout the vibrant month of August.

Average Daylight Hours in San Andres for August

The chart illustrates the variation in daylight duration in San Andres throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 46m11h 54m12h 4m12h 15m12h 24m12h 29m12h 26m12h 18m12h 8m11h 57m11h 48m11h 43m
Data source: San Andres daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in San Andres

In San Andres, Colombia, the August wind brings a gentle caress with an average speed of just 1.1 m/s (2 mph), mirroring the mild breezes seen throughout the preceding months. This slight decline from the more consistent breezes of earlier summer months reflects a tranquil transition into the latter half of the year. As summer draws to a close, winds remain steady and soft, creating an inviting atmosphere perfect for serene beach days and relaxed exploration. Through the remaining months, wind speeds hover around 1.1 m/s, ensuring that the island retains its peaceful charm, with only a gradual increase starting in November. In this vibrant setting, the subtle shifts in wind not only enhance the island's allure but also evoke a sense of calm, ideal for those seeking a serene escape.

Average August Wind Speed in San Andres

The chart displays monthly wind speed patterns in San Andres, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.11.11.11.11.11.11.1 m/s1.11.11.21.3
Data source: San Andres August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in San Andres Compares to Other Months

Weather in San Andres varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in San Andres, focusing on differences in temperature, rainfall, humidity, and UV levels.

In August, temperatures range from a minimum of 8°C (46°F) to a maximum of 23°C (73°F), with an average of 15°C (59°F). This month is also characterized by heavy rainfall, with a total precipitation of 476 mm (18.7 in) over 30 days, resulting in high humidity levels of 82%. In contrast, January experiences slightly cooler temperatures, with a minimum of 4°C (39°F) but similar maximum and average temperatures of 23°C (74°F) and 15°C (59°F), respectively. Precipitation is significantly lower in January, totaling 125 mm (4.9 in) over 20 days, contributing to a much drier atmosphere with a humidity level of 52%. For more details, you can visit San Andres weather in January.

In comparing the weather between August and February, we find that both months have similar average temperatures, with February slightly cooler at 15°C (60°F). August tends to be wetter, experiencing a significant 476 mm (18.7 in) of precipitation over 30 days, while February sees only 133 mm (5.2 in) across 21 days. Additionally, humidity levels are much higher in August at 82%, compared to a much drier 47% in February, making February generally more comfortable for outdoor activities. For more detailed weather information for February, you can visit San Andres weather in February.

When comparing the weather in August and March, both months feature similar temperature ranges, with minimums around 8°C (46°F), average temperatures of 15°C (59°F), and maximums reaching 23°C (73°F). However, August is notably wetter, receiving 476 mm (18.7 in) of precipitation over 30 days, while March experiences only 295 mm (11.6 in) of rain across 29 days. Additionally, humidity levels are significantly higher in August at 82%, compared to a much drier 45% in March. For more details, you can check out San Andres weather in March.

When comparing the weather in August and April, we find some notable similarities and differences. Both months have a comparable average temperature of around 15°C (59°F), with maximum temperatures peaking at 23°C (73°F) in each month. However, August experiences slightly higher minimum temperatures, with lows of 8°C (46°F), compared to April's 7°C (46°F). In terms of precipitation, August is significantly wetter, receiving 476 mm (18.7 in) over 30 days, while April sees a bit less at 440 mm (17.3 in) across 28 days. Additionally, humidity levels are markedly higher in August at 82%, compared to a more comfortable 54% in April. For more detailed information, you can refer to San Andres weather in April.

When comparing the weather in August and May, we see some interesting similarities and differences. August tends to have slightly cooler temperatures, with average highs reaching 23°C (73°F) compared to May's 24°C (76°F). The minimum temperatures in both months are quite close, with August starting at 8°C (46°F) and May at 9°C (48°F). Additionally, precipitation is a significant factor; August receives 476 mm (18.7 in) of rain over 30 days, while May has even higher precipitation at 546 mm (21.5 in) across 31 days. In terms of humidity, both months are quite high, with August at 82% and May at 81%. For more specific details on May's weather, you can visit San Andres weather in May.

When comparing the weather in August and June, both months showcase similar temperature ranges, with minimums of around 8°C (46°F), average temperatures close to 15°C (59°F), and maximums reaching up to 23°C (73°F). However, June experiences slightly higher overall precipitation, with 549 mm (21.6 in) compared to August's 476 mm (18.7 in), despite both months seeing rain on all days. Humidity levels are also elevated in June at 88%, compared to August's 82%, contributing to a more humid atmosphere. For a detailed look at June weather patterns, you can check San Andres weather in June.

In comparing the weather between July and August, we notice that both months exhibit similar temperature ranges, with average temperatures around 15°C (59°F). However, August experiences slightly lower minimum and maximum temperatures, with a minimum of 8°C (46°F) and a maximum of 23°C (73°F), compared to July's minimum of 9°C (48°F) and maximum of 23°C (74°F). Precipitation is another key difference, as August sees a total of 476 mm (18.7 in) across 30 days, while July has slightly more rainfall at 493 mm (19.4 in) over 31 days. Additionally, humidity levels in July are higher at 88%, compared to 82% in August. For more detailed information, you can check San Andres weather in July.

In comparing the weather patterns of August and September, we see some similarities and slight variations. Both months have average temperatures around 15°C (59°F), with similar maximum temperatures reaching 23°C (73°F) in August and 23°C (74°F) in September. However, August experiences a slightly higher minimum temperature of 8°C (46°F) compared to September's 7°C (45°F). Rainfall decreases from 476 mm (18.7 in) in August to 426 mm (16.8 in) in September, indicating less precipitation overall during the latter month, while humidity also sees a slight dip from 82% to 78%. For more specific insights, you can check San Andres weather in September.

In comparing the weather of August and October, both months share similar minimum and average temperatures, with August having a maximum temperature of 23°C (73°F) while October slightly rises to 24°C (75°F). Precipitation levels are also comparable, with August experiencing 476 mm (18.7 in) and October at 473 mm (18.6 in), both spread over 30 days. Additionally, humidity is slightly higher in October at 83% compared to August's 82%. For more detailed insights, you can check San Andres weather in October.

In comparing the weather between August and November, both months exhibit similar average temperatures, hovering around 15°C (59°F), but August experiences slightly higher maximum temperatures at 23°C (73°F) compared to November's peak of 22°C (73°F). Precipitation levels are notably higher in August, with 476 mm (18.7 in) spread over 30 days, while November sees a reduction to 298 mm (11.7 in) across 28 days. Humidity levels are comparable, with August at 82% and November slightly higher at 83%. For a more detailed look at November weather, you can visit San Andres weather in November.

In August, the weather is generally warmer with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 23°C (73°F), accompanied by high humidity levels of 82% and substantial rainfall of 476 mm (18.7 in) over 30 days. In contrast, December sees slightly milder temperatures, with a minimum of 5°C (41°F) and a maximum of 22°C (72°F); however, it enjoys a significant reduction in rainfall, totaling only 131 mm (5.2 in) across 23 days and lower humidity at 70%. For more detailed information, you can check San Andres weather in December.

Compare San Andres's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in San Andres

August in San Andres brings a distinctive blend of cooler temperatures and heightened humidity, making it a unique month compared to the rest of the year. While temperatures hover in the low twenties during the day, dipping significantly at night, it's the persistent cloud cover and rainfall that set this month apart, with nearly every day witnessing precipitation. This results in lush landscapes and invigorating freshness in the air, though visitors should be prepared for the wet conditions. If you're considering a trip during this time, you can expect a vibrant, albeit damp, tropical experience. For a comprehensive look at the weather throughout the year, visit San Andres Climate.