August weather forecast
Capitol Reef National Park, UT

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Natural sandstone formation in the Cathedral Wash, within the Capitol Reef National Park, Utah
Natural sandstone formation in the Cathedral Wash, within the Capitol Reef National Park, Utah

Weather in August

August perpetuates the summer weather pattern at Capitol Reef National Park, with the mercury hovering between 50°F (10°C) and 82°F (27.8°C). Even though the temperature dips slightly from its July peaks, the trails and amenities of the park remain fully accessible to visitors. Rainfall peaks during this month, with 1.4" (36mm) recorded over eight days, personifying the unpredictability of the park's weather. Regardless of the rainfall, August still flashes a whopping UV index of 10, celebrating the lasting summer sun.

Temperature

As July turns into August, the average high-temperatures rest at a warm 82.4°F (28°C), showing a minor variation from the prior month. In August, the temperature registers a significant dip to an average of 50°F (10°C) at night.

Rainfall

The month with the most rainfall is August, when the rain falls for 8 days and typically aggregates up to 1.38" (35mm) of precipitation.

Daylight

In Capitol Reef National Park, the average length of the day in August is 13h and 37min.
On the first day of August, sunrise is at 6:28 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 7:55 pm MDT.

Sunshine

The average sunshine in August is 11h.

UV index

The average daily maximum UV index in August is 10. A UV Index reading of 8 to 10 represents a very high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A daily high UV index of 10 in August leads to these guidelines:
It is essential to prioritize protection. Unprotected skin and eyes can suffer rapid harm. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Shield yourself from sunburn by using sunscreen of a minimum 30 SPF. This also limits the Sun's harmful effects on the immune system.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

During August, Capitol Reef National Park experiences an average high-temperature of 82.4°F (28°C) and a low-temperature of 50°F (10°C).

What is the wettest month in Capitol Reef National Park?

August is the month with the most rainfall in Capitol Reef National Park. Rain falls for 8 days and accumulates 1.38" (35mm) of precipitation.

How much does it rain in August?

In Capitol Reef National Park, Utah, in August, during 8 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.

How many hours of daylight does Capitol Reef National Park have in August?

The average day length in August is 13h and 37min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:28 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 7:55 pm MDT.

How long on average sun shines in August?

In August, the average sunshine duration is 11h.

How high is the UV index in August?

The average daily maximum UV index in August is 10. A UV Index estimate of 8 to 10 represents a very high health threat from exposure to Sun's UV rays.
Average low temperature
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in August
Capitol Reef National Park, UT

Average temperature in August - Capitol Reef National Park, UT
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in August: 50°F

The month with the highest average low temperature is July (52°F).
The coldest month (with the lowest average low temperature) is January (9°F).

Average rainfall in August
Capitol Reef National Park, UT

Average rainfall in August - Capitol Reef National Park, UT
  • Average rainfall in August: 1.4"

The wettest month (with the highest rainfall) is August (1.4").
The driest months (with the least rainfall) are February and April (0.4").

Average rainfall days in August
Capitol Reef National Park, UT

Average rainfall days in August - Capitol Reef National Park, UT
  • Average rainfall days in August: 8 days

The months with the highest number of rainy days are March and August (8 days).
The month with the least rainy days is June (5 days).

Average daylight in August /
Average sunshine in August
Capitol Reef National Park, UT

Average daylight in August / Average sunshine in August - Capitol Reef National Park, UT
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 11h

The month with the most sunshine is June (Average sunshine: 12h).
The months with the least sunshine are January and December (Average sunshine: 6h).

Average UV index in August
Capitol Reef National Park, UT

Average UV index in August - Capitol Reef National Park, UT
  • Average UV index in August: 10

The months with the highest UV index are June and July (UV index 11).
The months with the lowest UV index are January and December (UV index 2).

Capitol Reef National Park, Utah, USA

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