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August Weather in Columbia, United States

Last updated: June 24, 2025

In August, the average temperature in Columbia, United States hovers around 28°C (82°F), with comfortable lows of 19°C (66°F) and occasional highs reaching 37°C (99°F). Expect 128 mm (5.1 in) of precipitation spread over 19 days, contributing to an average humidity of 78%. Stay prepared for a warm and steamy month!

August Temperature in Columbia

In August in Columbia, the average temperature is 28°C (82°F), with maximums reaching 37°C (99°F) and minimums dropping to as low as 19°C (66°F). This climate makes Columbia an ideal destination for travelers seeking warm weather and plenty of sunshine.

August Weather in Columbia: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Columbia, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Columbia, August typically has an average temperature of 28°C (82°F), with highs reaching up to 37°C (99°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec525862677580828279725955
Data source: Temperature data for Columbia 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 Columbia

In Columbia in August, the total precipitation amount is 128 mm (5.1 in) recorded over the course of 19 days.

August Precipitation Trends in Columbia

The chart displays monthly precipitation patterns in Columbia, 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 Columbia, August typically receives around 128 mm (5.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec9011278112981111111281158947127
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Columbia

In Columbia in August humidity is 78%. With an average temperature of 28°C (82°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel more exhausting and overwhelming, potentially leading to a slower pace while exploring.

August Average Humidity in Columbia

This chart illustrates the average monthly humidity levels in Columbia, 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 Columbia is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%79%77%74%70%78%78%79%74%83%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Columbia

In Columbia in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Columbia.

Maximum UV Index Levels in Columbia for August

The chart shows the monthly maximum UV Index (UVI) for Columbia 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 Columbia typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121110864
Data source: Columbia 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 Columbia Compares to Other Months

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

This table compares monthly weather conditions in Columbia, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (52°F)90 mm (3.6 inches)83%moderate
February Weather15°C (58°F)112 mm (4.4 inches)82%very high
March Weather17°C (62°F)78 mm (3.1 inches)79%very high
April Weather19°C (67°F)112 mm (4.4 inches)77%extreme
May Weather24°C (75°F)98 mm (3.9 inches)74%extreme
June Weather26°C (80°F)111 mm (4.4 inches)70%extreme
July Weather28°C (82°F)111 mm (4.4 inches)78%extreme
August Weather28°C (82°F)128 mm (5.1 inches)78%extreme
September Weather26°C (80°F)115 mm (4.5 inches)79%very high
October Weather22°C (73°F)89 mm (3.5 inches)74%very high
November Weather15°C (59°F)47 mm (1.9 inches)83%high
December Weather13°C (55°F)127 mm (5.0 inches)86%moderate

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