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August Weather in Marion, United States

Last updated: June 24, 2025

In Marion, United States, the average temperature in August is a pleasant 19°C (66°F). However, you might experience a minimum of 3°C (38°F) and delightful highs reaching up to 38°C (100°F). Expect around 30 mm (1.2 in) of precipitation over approximately 6 days, while the average humidity sits comfortably at 66%. Enjoy the balanced climate!

August Temperature in Marion

In August in Marion, the average temperature is 19°C (66°F). Maximum temperatures can reach 38°C (100°F), while minimums can drop as low as 3°C (38°F). This range makes Marion an ideal destination for travelers looking for diverse weather experiences.

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

The chart illustrates August temperature patterns in Marion, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marion, August typically has an average temperature of 19°C (66°F), with highs reaching up to 38°C (100°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec242032395058676655403227
Data source: Temperature data for Marion 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 Marion

In Marion in August, the total precipitation amount is 30 mm (1.2 in) spread across 6 days.

August Precipitation Trends in Marion

The chart displays monthly precipitation patterns in Marion, 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 Marion, August typically receives around 30 mm (1.2 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec528253788058213140666870
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Marion

In Marion in August, humidity is 66%. With an average temperature of 19°C (66°F), this humidity feels like a warm, cozy embrace, creating an inviting atmosphere for exploring the local sights while ensuring you stay hydrated and comfortable throughout your adventures.

August Average Humidity in Marion

This chart illustrates the average monthly humidity levels in Marion, 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 Marion is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%89%85%80%78%77%66%67%77%89%95%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Marion

In Marion 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 Marion.

Maximum UV Index Levels in Marion for August

The chart shows the monthly maximum UV Index (UVI) for Marion 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 Marion typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246799997532
Data source: Marion 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 Marion Compares to Other Months

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

This table compares monthly weather conditions in Marion, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)51 mm (2.0 inches)93%low
February Weather-7°C (20°F)82 mm (3.2 inches)92%moderate
March Weather0°C (32°F)53 mm (2.1 inches)89%high
April Weather4°C (39°F)78 mm (3.1 inches)85%high
May Weather10°C (50°F)80 mm (3.2 inches)80%very high
June Weather14°C (58°F)58 mm (2.3 inches)78%very high
July Weather19°C (67°F)21 mm (0.8 inches)77%very high
August Weather19°C (66°F)30 mm (1.2 inches)66%very high
September Weather13°C (55°F)40 mm (1.6 inches)67%high
October Weather5°C (41°F)66 mm (2.6 inches)77%moderate
November Weather0°C (32°F)68 mm (2.7 inches)89%moderate
December Weather-3°C (27°F)70 mm (2.7 inches)95%low

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