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August Weather in South Barrington, United States

Last updated: June 24, 2025

In South Barrington, United States, the average temperature in August is a pleasant 23°C (73°F). However, temperatures can vary significantly, with lows of 10°C (49°F) and highs reaching 34°C (94°F). Expect around 92 mm (3.6 in) of precipitation spread over 11 days, resulting in an average humidity of 81%. Whether you're enjoying sun-soaked days or brief showers, this month offers a dynamic climate experience!

August Temperature in South Barrington

In August in South Barrington, the average temperature is 23°C (73°F). The maximum can reach 34°C (94°F) and the minimum can be as low as 10°C (49°F). It's a great time to travel, as the weather is generally warm and comfortable for outdoor activities.

August Weather in South Barrington: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in South Barrington, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In South Barrington, August typically has an average temperature of 23°C (73°F), with highs reaching up to 34°C (94°F) and lows dropping to around 10°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec262839475971757367543933
Data source: Temperature data for South Barrington 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 South Barrington

In South Barrington in August, the precipitation amount is 92 mm (3.6 in) spread over 11 days.

August Precipitation Trends in South Barrington

The chart displays monthly precipitation patterns in South Barrington, 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 South Barrington, August typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec61607911516413410592851275553
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in South Barrington

In South Barrington in August, humidity is 81%. With an average temperature of 23°C (73°F), this humidity feels like a heavy blanket wrapping around you, making every step feel more laborious while traveling and causing you to constantly seek out shade or a cool breeze for relief.

August Average Humidity in South Barrington

This chart illustrates the average monthly humidity levels in South Barrington, 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 South Barrington is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%83%84%85%79%82%80%81%80%82%88%84%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in South Barrington

In South Barrington in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in South Barrington.

Maximum UV Index Levels in South Barrington for August

The chart shows the monthly maximum UV Index (UVI) for South Barrington 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 South Barrington typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689101098632
Data source: South Barrington 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 South Barrington Compares to Other Months

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

This table compares monthly weather conditions in South Barrington, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-4°C (26°F)61 mm (2.4 inches)82%moderate
February Weather-2°C (28°F)60 mm (2.4 inches)83%moderate
March Weather4°C (39°F)79 mm (3.1 inches)84%high
April Weather9°C (48°F)115 mm (4.5 inches)85%very high
May Weather15°C (60°F)164 mm (6.4 inches)79%very high
June Weather21°C (71°F)134 mm (5.3 inches)82%very high
July Weather24°C (75°F)105 mm (4.1 inches)80%very high
August Weather23°C (73°F)92 mm (3.6 inches)81%very high
September Weather20°C (68°F)85 mm (3.3 inches)80%very high
October Weather12°C (54°F)127 mm (5.0 inches)82%high
November Weather4°C (39°F)55 mm (2.2 inches)88%moderate
December Weather0°C (33°F)53 mm (2.1 inches)84%low

Compare South Barrington's Climate with Cities Worldwide