August Weather in National Park, United States

Last updated: June 24, 2025

In August, the average temperature in National Park, United States hovers around 25°C (77°F). Expect a minimum of 14°C (57°F) and a maximum reaching 35°C (95°F). This month also brings about 127 mm (5.0 in) of precipitation spread over 14 days, with an average humidity level of 72%. Whether you’re soaking in the sun or preparing for rain, be ready for a variety of weather!

August Temperature in National Park

In August in National Park, the average temperature is 25°C (77°F). Maximums can reach 35°C (95°F) and minimums can be as low as 14°C (57°F). Therefore, it’s a great time for traveling, offering warm days and cooler evenings ideal for outdoor activities.

August Weather in National Park: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in National Park, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In National Park, August typically has an average temperature of 25°C (77°F), with highs reaching up to 35°C (95°F) and lows dropping to around 14°C (57°F).

Data source: Temperature data for National Park generated using information from the Copernicus Climate Change Service.

August Precipitation in National Park

In National Park in August, the total precipitation amount is 127 mm (5.0 in), occurring over the course of 14 days.

August Precipitation Trends in National Park

The chart displays monthly precipitation patterns in National Park, 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 National Park, August typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 14 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in National Park

In National Park in August, humidity is 72%. With an average temperature of 25°C (77°F), this humidity feels like a warm embrace that clings to your skin, making outdoor exploration both vibrant and a bit taxing as you sweat slightly more and seek shade often while enjoying the scenery.

August Average Humidity in National Park

This chart illustrates the average monthly humidity levels in National Park, 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 National Park is approximately 72%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in National Park

In National Park 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 National Park.

Maximum UV Index Levels in National Park for August

The chart shows the monthly maximum UV Index (UVI) for National Park 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 National Park typically reaches 9, which falls under the very high exposure category.

Data source: National Park 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 National Park Compares to Other Months

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

This table compares monthly weather conditions in National Park, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	59 mm (2.3 inches)	84%	moderate
February Weather	4°C (40°F)	104 mm (4.1 inches)	83%	moderate
March Weather	7°C (45°F)	105 mm (4.1 inches)	83%	high
April Weather	13°C (55°F)	98 mm (3.9 inches)	81%	very high
May Weather	18°C (65°F)	131 mm (5.2 inches)	78%	very high
June Weather	23°C (74°F)	113 mm (4.4 inches)	79%	very high
July Weather	26°C (79°F)	128 mm (5.0 inches)	74%	very high
August Weather	25°C (77°F)	127 mm (5.0 inches)	72%	very high
September Weather	22°C (71°F)	91 mm (3.6 inches)	75%	very high
October Weather	16°C (62°F)	112 mm (4.4 inches)	81%	high
November Weather	8°C (47°F)	80 mm (3.2 inches)	85%	moderate
December Weather	4°C (40°F)	97 mm (3.8 inches)	84%	moderate