December weather forecast
Bryce Canyon National Park, UT

December is distinctly winter at Bryce Canyon National Park, with average low temperatures and significant snowfall of around 14.7" (373mm). The park, in a reminiscent picture of January, is covered in a soft white blanket of snow. Both sunrise and sunset form magical spectacles with shorter daylight hours, making it a unique time for photography. Despite the colder temperatures, many outdoor activities continue to remain accessible, offering a different perspective of the park. As December ends, Bryce Canyon circles back to another year of diverse and stunning weather patterns.

Temperature

December, having an average high-temperature of 36.3°F (2.4°C) and an average low-temperature of 15.4°F (-9.2°C), is the coldest month.

Rainfall

In Bryce Canyon National Park, in December, during 5.6 rainfall days, 1.22" (31mm) of precipitation is typically accumulated. Throughout the year, there are 75.6 rainfall days, and 16.69" (424mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In Bryce Canyon National Park, Utah, in December, snow falls for 5.4 days, with typically accumulated 14.69" (373mm) of snow. Throughout the year, there are 32 snowfall days, and 89.61" (2276mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 36min of daylight.
On the first day of the month, sunrise is at 7:25 am and sunset at 5:10 pm. On the last day of December, sunrise is at 7:43 am and sunset at 5:20 pm MST.

Sunshine

With an average of 6h of sunshine, December has the least sunshine of the year in Bryce Canyon National Park.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 2 in December translates into these instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Boost your sun resistance with garments that are densely woven yet spacious. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.