December weather forecast
Capitol Reef National Park, UT

To round off the year, December at Capitol Reef National Park brings the return of substantial cold, with temperatures oscillating between 10°F (-12.2°C) to 39°F (3.9°C). As the winter solstice approaches, daylight hours dwindle to about 9.5 hours a day. The sun graces the sky for a reduced six hours, and the UV index touches the lower limit of 2. The year concludes with an average rainfall figure of 0.5" (13mm) across seven days. Winter enthusiasts find December's frosty ambiance favorable, marking a serene end to the year in the park.

Temperature

December comes with a decrease in the average high-temperature, falling from a cool 50°F (10°C) in November to a cold 39.2°F (4°C). Capitol Reef National Park, in December, experiences a marked contrast from daytime zeniths to a steady average low-temperature of 10.4°F (-12°C).

Rainfall

In December, in Capitol Reef National Park, the rain falls for 7 days. Throughout December, 0.47" (12mm) of precipitation is accumulated. In Capitol Reef National Park, during the entire year, the rain falls for 79 days and collects up to 7.99" (203mm) of precipitation.

Daylight

December has the shortest days of the year in Capitol Reef National Park, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:23 am and sunset at 5:04 pm. On the last day of December, in Capitol Reef National Park, sunrise is at 7:41 am and sunset at 5:14 pm MST.

Sunshine

January and December, with an average of 6h of sunshine, are months with the least sunshine in Capitol Reef National Park.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Capitol Reef National Park. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.
Note: In December, an average UV index of 2 transforms into the following instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Employ a wide-brim hat for potent defense against up to 50% of UV rays.