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August Weather in Glen Carbon, United States

Last updated: June 24, 2025

In August, the average temperature in Glen Carbon, United States hovers around 25°C (76°F). Expect a comfortable minimum of 12°C (55°F) and a warm maximum of 35°C (96°F). During this month, precipitation is about 130 mm (5.1 in), typically spread over 11 days, while the average humidity remains high at 80%.

August Temperature in Glen Carbon

In August in Glen Carbon, the average temperature is 25°C (76°F). Maximums can reach 35°C (96°F) and minimums can be as low as 12°C (55°F). This makes it an ideal time for travelers seeking warm weather and pleasant conditions to enjoy outdoor activities.

August Weather in Glen Carbon: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Glen Carbon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glen Carbon, August typically has an average temperature of 25°C (76°F), with highs reaching up to 35°C (96°F) and lows dropping to around 12°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec323547556877807672594439
Data source: Temperature data for Glen Carbon 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 Glen Carbon

In Glen Carbon in August, the total precipitation amount is 130 mm (5.1 in) occurring over 11 days.

August Precipitation Trends in Glen Carbon

The chart displays monthly precipitation patterns in Glen Carbon, 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 Glen Carbon, August typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec788013614415410996130591037562
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Glen Carbon

In Glen Carbon in August humidity is 80%. With an average temperature of 25°C (76°F), this humidity feels like a warm embrace that soaks into your clothes, making every step a reminder of the tropical atmosphere and the weight of the air around you, perfect for adventurers seeking vibrant culture but requiring breaks in shaded spots to recharge.

August Average Humidity in Glen Carbon

This chart illustrates the average monthly humidity levels in Glen Carbon, 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 Glen Carbon is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Glen Carbon

In Glen Carbon 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 Glen Carbon.

Maximum UV Index Levels in Glen Carbon for August

The chart shows the monthly maximum UV Index (UVI) for Glen Carbon 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 Glen Carbon typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910111099653
Data source: Glen Carbon 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 Glen Carbon Compares to Other Months

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

This table compares monthly weather conditions in Glen Carbon, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)78 mm (3.1 inches)82%moderate
February Weather2°C (36°F)80 mm (3.2 inches)80%moderate
March Weather8°C (47°F)136 mm (5.4 inches)80%high
April Weather13°C (55°F)144 mm (5.7 inches)80%very high
May Weather20°C (68°F)154 mm (6.1 inches)82%very high
June Weather25°C (77°F)109 mm (4.3 inches)83%extreme
July Weather26°C (80°F)96 mm (3.8 inches)81%very high
August Weather25°C (76°F)130 mm (5.1 inches)80%very high
September Weather22°C (73°F)59 mm (2.3 inches)76%very high
October Weather15°C (59°F)103 mm (4.1 inches)76%high
November Weather7°C (44°F)75 mm (3.0 inches)85%moderate
December Weather4°C (39°F)62 mm (2.4 inches)86%moderate

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