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August Weather in Grand Tower, United States

Last updated: June 24, 2025

In August, the average temperature in Grand Tower, United States is 25°C (77°F), with extremes ranging from a cool 14°C (57°F) to a sweltering 36°C (97°F). Expect an average precipitation of 94 mm (3.7 in) spread over 11 days, and humidity levels around 76%, creating a warm yet humid atmosphere. Enjoy the diverse weather this month has to offer!

August Temperature in Grand Tower

In August in Grand Tower, the average temperature is 25°C (77°F), with maximums reaching 36°C (97°F) and minimums dropping to as low as 14°C (57°F). It's a great time to visit for those who enjoy warm weather with occasional cooler evenings.

August Weather in Grand Tower: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Grand Tower, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grand Tower, August typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (97°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec353849566877807773604541
Data source: Temperature data for Grand Tower 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 Grand Tower

In Grand Tower in August, the precipitation amount is 94 mm (3.7 in) over the course of 11 days.

August Precipitation Trends in Grand Tower

The chart displays monthly precipitation patterns in Grand Tower, 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 Grand Tower, August typically receives around 94 mm (3.7 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec95111143150145889094741158982
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Grand Tower

In Grand Tower in August, humidity is 76%. With an average temperature of 25°C (77°F), this humidity feels like a warm, heavy blanket wrapping around you, making traveling feel muggy and requiring frequent breaks to stay refreshed.

August Average Humidity in Grand Tower

This chart illustrates the average monthly humidity levels in Grand Tower, 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 Grand Tower is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Grand Tower

In Grand Tower in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Grand Tower.

Maximum UV Index Levels in Grand Tower for August

The chart shows the monthly maximum UV Index (UVI) for Grand Tower 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 Grand Tower typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3679111110109753
Data source: Grand Tower 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 Grand Tower Compares to Other Months

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

This table compares monthly weather conditions in Grand Tower, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)95 mm (3.7 inches)86%moderate
February Weather3°C (38°F)111 mm (4.4 inches)84%high
March Weather9°C (49°F)143 mm (5.6 inches)84%high
April Weather14°C (57°F)150 mm (5.9 inches)80%very high
May Weather20°C (68°F)145 mm (5.7 inches)82%extreme
June Weather25°C (77°F)88 mm (3.5 inches)83%extreme
July Weather27°C (80°F)89 mm (3.5 inches)79%very high
August Weather25°C (77°F)94 mm (3.7 inches)76%very high
September Weather23°C (73°F)74 mm (2.9 inches)75%very high
October Weather16°C (61°F)115 mm (4.5 inches)74%high
November Weather7°C (46°F)89 mm (3.5 inches)85%moderate
December Weather5°C (41°F)82 mm (3.2 inches)88%moderate

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