August Weather in San Andres, Colombia

Last updated: August 21, 2025

Discover the August weather in San Andres, Colombia, where tropical vibes dominate the atmosphere. This month boasts an average temperature of 19°C (66°F), with daytime highs reaching up to 26°C (80°F). As the summer rains make their presence felt, expect 328 mm (12.9 in) of precipitation spread over 30 days, leading to a remarkably humid climate at around 87%. Whether you're planning a beach getaway or exploring the lush landscapes, be prepared for a vibrant, yet wet, tropical experience that San Andres has to offer.

August Temperature in San Andres

In August, San Andres, Colombia, enjoys an inviting climate characterized by mild temperatures and a subtle tropical flair. The month starts off with a minimum of 12°C (53°F), settling into a comfortable average of 19°C (66°F), and peaking at a maximum of 26°C (80°F). This shows a continuation of the warm, stable patterns seen in the preceding months of July and June, hinting at a consistently pleasant atmosphere ideal for outdoor activities. The slight fluctuation in temperatures suggests that while August may be a touch cooler than its predecessors, it remains a prime time for visitors to relish the island’s beauty without sweltering heat, blending comfort with the allure of a tropical escape.

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).
JanFebMarAprMayJunJulAugSepOctNovDec656565666666666665656565
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 a notable uptick in precipitation, receiving a substantial 328 mm (12.9 in) of rain over 30 days. This consistent rainfall marks a continuation of the wet season, following the previous month’s total of 319 mm. The trend shows that August remains among the rainiest months of the year, contributing to an overall increase as the region transitions from the peak rainy months of May and June, which recorded 453 mm (17.8 in) and 373 mm (14.7 in), respectively. With precipitation remaining high and steady, August sets the stage for lush landscapes and vibrant ecosystems, embodying the essence of San Andres' tropical climate.

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.
JanFebMarAprMayJunJulAugSepOctNovDec105125267298453373319328418377249125
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

In San Andres, Colombia, August brings a high humidity level of 87%, continuing the trend of elevated moisture that characterizes the latter half of the year. This month typically falls within a peak period of humidity, alongside June and July, both at 89%. Notably, the humidity in August slightly decreases from July but remains consistent with the 88% recorded in September. As the year progresses, the humidity begins to rise significantly around May, peaking through the summer months, with November showing the highest average at 90%. This pattern showcases San Andres as a tropical paradise that maintains a humid, lush environment throughout the year, particularly during the latter months.

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.
JanFebMarAprMayJunJulAugSepOctNovDec74%68%65%73%88%89%89%87%88%89%90%85%
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, maintains a notably high UV Index of 14, categorizing the exposure as extreme, with a rapid burn time of just 10 minutes. This trend of elevated UV levels carries through the summer months, reflecting the region's consistent solar intensity. With similar UV Index readings seen in the preceding months of June and July, as well as the following months of September and October, it's clear that those planning outdoor activities should take precautions year-round. Embrace the sun thoughtfully, and ensure you're equipped to enjoy all that this stunning island has to offer safely. For more detailed insights, check the 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.
JanFebMarAprMayJunJulAugSepOctNovDec131515161514141414141312
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 August, San Andres, Colombia enjoys a delightful average of 249 hours of sunshine, contributing to the island's reputation as a vibrant tropical paradise. Following a warm July with 247 hours, the sun continues to shine brightly, signaling the peak of the dry season. This trend of consistent sunshine is evident throughout the year, with daylight hours gradually rising from a low in May (217 hours) to a peak in February (284 hours). The overall pattern highlights the island's year-round appeal, making it an ideal getaway for sun-seekers eager to bask in its warm glow and embrace the stunning landscapes.

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.
JanFebMarAprMayJunJulAugSepOctNovDec250h284h276h235h217h224h247h249h239h233h237h282h
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

In August, the chances of basking in sunny weather on San Andres Island diminish significantly, with only a 4% likelihood of sunshine. This stands in stark contrast to the season's peak months, which typically see higher percentages of sun. January boasts the best chances at 25%, while July lingers at a mere 7%. As summer wanes, the island's tropical climate leans towards increased cloudiness and rain. Therefore, if you’re planning a visit in August, it may be wise to prepare for occasional overcast skies rather than expecting bright, sunny days.

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.
JanFebMarAprMayJunJulAugSepOctNovDec25%22%10%3%4%4%7%4%7%6%14%16%
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 45m11h 53m12h 4m12h 16m12h 25m12h 30m12h 28m12h 19m12h 8m11h 56m11h 47m11h 42m
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 graces the island with a gentle touch, mirroring the calm trends observed throughout the year. As summer transitions into fall, the average wind speed holds steady at 0.9 m/s (2 mph), joining a consistent pattern that characterizes the region. Notably, this softness in the breeze has prevailed since early spring, creating an inviting atmosphere ideal for leisure activities. Throughout the year, the wind speeds remain relatively low, with January presenting the peak of only 1.1 m/s (2 mph), gradually tapering to a harmonious rhythm by October. This mild windscape not only enhances the allure of San Andres’ pristine beaches but also offers a serene backdrop for relaxation and exploration.

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.
JanFebMarAprMayJunJulAugSepOctNovDec1.11.00.90.80.80.90.90.9 m/s0.90.80.90.9
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.

When comparing August and January weather, August tends to be wetter and more humid, with an average temperature of 19°C (66°F) and total precipitation reaching 328 mm (12.9 in) over 30 days. In contrast, January features slightly cooler temperatures, with an average of 18°C (65°F), and significantly less precipitation at 105 mm (4.1 in) across only 18 days. The humidity in August is also higher at 87%, compared to January's 74%. For more detailed information, check out San Andres weather in January.

In comparing the weather between August and February, August typically features slightly warmer temperatures with an average of 19°C (66°F), peaking at 26°C (80°F) and a minimum of 12°C (53°F). This month is also characterized by high humidity at 87% and significant rainfall, amounting to 328 mm (12.9 in) over 30 days. In contrast, February exhibits a cooler minimum temperature of 9°C (49°F) and an average of 18°C (65°F), with a maximum also reaching 27°C (80°F). Precipitation is notably lower in February, totaling 125 mm (4.9 in) over 21 days and accompanied by a more moderate humidity of 68%. For more detailed information, visit San Andres weather in February.

In comparing the weather of August and March, both months show similar temperature ranges with minimums around 12°C (53°F) and maximums reaching approximately 26°C (80°F). However, August experiences a higher average temperature of 19°C (66°F) compared to March's average of 18°C (65°F). Precipitation is considerably more abundant in August, with 328 mm (12.9 in) spread over 30 days, while March sees less rain, totaling 267 mm (10.5 in) over 28 days. Additionally, August has a much higher humidity level at 87%, in contrast to March's more comfortable 65%. For more detailed insights on the weather during March, you can check San Andres weather in March.

In comparing the weather patterns between April and August, both months exhibit similar average temperatures, maintaining a comfortable 19°C (66°F). However, April typically sees slightly drier conditions with a total precipitation of 298 mm (11.7 in) over 29 days, compared to August's more intense rainfall of 328 mm (12.9 in) across 30 days. Additionally, August experiences higher humidity at 87%, while April has a more moderate 73%. For a detailed overview of April's weather, you can visit San Andres weather in April.

When comparing the weather in August and May, we see notable similarities and differences. Both months feature an average temperature of 19°C (66°F), with maximum temperatures reaching up to 26°C (80°F). However, while August has a slightly lower minimum temperature of 12°C (53°F) compared to May's 13°C (55°F), the overall precipitation levels differ significantly. August experiences 328 mm (12.9 in) of rain over 30 days, whereas May records a higher 453 mm (17.8 in) over 31 days, indicating that May is generally wetter. Additionally, humidity levels remain comparable, with August at 87% and May at 88%. For more details on the weather conditions in May, you can visit San Andres weather in May.

When comparing the weather between August and June, we find quite similar average temperatures, both around 19°C (66°F), with June experiencing a slightly warmer maximum of 27°C (80°F) compared to August's 26°C (80°F). However, June is characterized by a higher level of precipitation, totaling 373 mm (14.7 in) over the month, slightly exceeding August's 328 mm (12.9 in). Both months experience roughly the same number of rainy days, averaging 30, and humidity levels remain high in both months, with August at 87% and June at 89%. For more detailed information, you can check San Andres weather in June.

August and July exhibit fairly similar weather patterns, though there are subtle differences. Both months have an average temperature of 19°C (66°F), but July tends to be slightly warmer, with a maximum of 27°C (81°F) compared to August's 26°C (80°F). Precipitation levels are quite close as well, with August receiving 328 mm (12.9 in) over 30 days, just a bit higher than July's 319 mm (12.6 in) over 31 days. Humidity remains high in both months, at 87% for August and 89% for July. For more detailed insights, you can check San Andres weather in July.

In August, the weather typically features a minimum temperature of 12°C (53°F), with an average temperature of 19°C (66°F) and a maximum of 26°C (80°F). The month is characterized by substantial rainfall, totaling 328 mm (12.9 in) over 30 days, and a humidity level of 87%. In contrast, September maintains a similar temperature pattern, with a minimum of 12°C (55°F), an average of 18°C (66°F), and a maximum of 26°C (79°F). However, rainfall increases to 418 mm (16.5 in) over the same number of days, resulting in a slightly higher humidity of 88%. For more details on September's weather, you can visit San Andres weather in September.

In August, temperatures range from a minimum of 12°C (53°F) to a maximum of 26°C (80°F), with an average of 19°C (66°F). The month experiences significant rainfall, totaling 328 mm (12.9 in) over 30 days, and the humidity remains high at 87%. Conversely, October offers a slightly cooler average temperature of 18°C (65°F), with similar minimum and maximum temperatures of 12°C (53°F) and 27°C (81°F), respectively. Precipitation increases to 377 mm (14.8 in), also spread over 30 days, with humidity rising slightly to 89%. For more details about the weather specifics in October, you can check San Andres weather in October.

The weather in August and November presents some notable similarities and differences. In August, the temperatures range from a minimum of 12°C (53°F) to a maximum of 26°C (80°F), with an average of 19°C (66°F). The month is characterized by high humidity at 87% and significant precipitation, totaling 328 mm (12.9 in) over 30 days. In contrast, November sees slightly warmer temperatures, with a minimum of 13°C (55°F) and a maximum of 25°C (78°F), while the average remains at 18°C (65°F). Notably, November experiences less rainfall, with 249 mm (9.8 in) falling over 28 days, but humidity increases marginally to 90%. For a more detailed comparison, you can refer to San Andres weather in November.

In comparing the weather of August and December, we find that both months exhibit relatively mild temperatures, with August typically experiencing slightly warmer conditions. August has an average temperature of 19°C (66°F) and can reach a maximum of 26°C (80°F), while December's averages are just a degree cooler, with an average of 18°C (66°F) and a maximum of 25°C (78°F).

However, August is significantly wetter, receiving 328 mm (12.9 in) of precipitation across 30 days compared to December's 125 mm (4.9 in) over 25 days. The humidity levels remain fairly similar, with August at 87% and December slightly lower at 85%. For a more detailed comparison, check out 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 unique blend of mild temperatures and high humidity, making it one of the wetter months of the year. With consistent rainfall occurring nearly every day, visitors can expect lush landscapes fueled by the 328 mm of precipitation. The average temperature is comfortably cool, hovering around 19°C, providing a pleasant escape from the heat typically found in other seasons. This combination of frequent showers and warm weather creates a vibrant atmosphere, perfect for experiencing the region's rich biodiversity. For more detailed insights about weather variations throughout the year, explore the full details at San Andres Climate.