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August Weather in San Luis, Colombia

Last updated: August 23, 2025

In August, the average temperature in San Luis, Colombia hovers around 26°C (78°F), with a minimum of 16°C (61°F) and a maximum reaching 35°C (95°F). You'll experience about 63 mm (2.5 in) of precipitation over 9 days, and the average humidity sits at a humid 80%. Prepare for a mix of warmth and moisture as you enjoy this vibrant destination!

August Temperature in San Luis

In August in San Luis, the average temperature is 26°C (78°F). Maximums can reach 35°C (95°F), while minimums can drop to as low as 16°C (61°F). This pleasant climate makes San Luis an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

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

The chart illustrates August temperature patterns in San Luis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Luis, August typically has an average temperature of 26°C (78°F), with highs reaching up to 35°C (95°F) and lows dropping to around 16°C (61°F).
JanFebMarAprMayJunJulAugSepOctNovDec788078777675777879777678
Data source: Temperature data for San Luis generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in San Luis

In San Luis in August, the total precipitation amount is 63 mm (2.5 in) spread over a duration of 9 days.

August Precipitation Trends in San Luis

The chart displays monthly precipitation patterns in San Luis, 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 Luis, August typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec3838931402111418563321109438
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in San Luis

In San Luis in August, humidity is 80%. With an average temperature of 26°C (78°F), this humidity feels like a warm blanket enveloping you, making travel a bit sticky yet vibrant, as you experience the lively atmosphere infused with the scent of tropical blooms and the soothing presence of nearby water.

August Average Humidity in San Luis

This chart illustrates the average monthly humidity levels in San Luis, 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 Luis is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%77%80%83%88%87%85%80%80%85%87%83%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in San Luis

In San Luis in August, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in San Luis.

Maximum UV Index Levels in San Luis for August

The chart shows the monthly maximum UV Index (UVI) for San Luis 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 Luis typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141517171614151514151412
Data source: San Luis 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.

How August Weather in San Luis Compares to Other Months

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

This table compares monthly weather conditions in San Luis, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (78°F)38 mm (1.5 inches)78%extreme
February Weather27°C (80°F)38 mm (1.5 inches)77%extreme
March Weather25°C (78°F)93 mm (3.7 inches)80%extreme
April Weather25°C (77°F)140 mm (5.5 inches)83%extreme
May Weather24°C (76°F)211 mm (8.3 inches)87%extreme
June Weather24°C (76°F)141 mm (5.6 inches)87%extreme
July Weather25°C (77°F)85 mm (3.3 inches)85%extreme
August Weather26°C (78°F)63 mm (2.5 inches)80%extreme
September Weather26°C (79°F)32 mm (1.3 inches)80%extreme
October Weather25°C (77°F)110 mm (4.3 inches)85%extreme
November Weather25°C (76°F)93 mm (3.7 inches)87%extreme
December Weather26°C (78°F)38 mm (1.5 inches)83%extreme

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