December weather forecast and climate
Arches National Park, UT

Beautiful rock formation in the famous Delicate Arch within the Arches National Park, Utah
Beautiful rock formation in the famous Delicate Arch within the Arches National Park, Utah
December is the snowiest month in Arches National Park with 2.5" (63.5mm) of snowfall that can increase substantially during an unusually cold winter. The average low temperatures are in the range of a freezing 23°F (-5°C) to a crisp 45°F (7.2°C) as the high altitude region lacks natural barriers to the cold winds.
December has the shortest days of the year with 9.5 hours and with the intensity of the sunrays at their lowest.
Camping can be a challenge in the freezing winter nights with sudden drops in temperatures. Wear warm winter clothes even during the day.

What is the temperature in December in Arches National Park?

The average high-temperature, in December, in Arches National Park, Utah, is 45°F (7.2°C), while the average low-temperature is 23°F (-5°C).

How much does it rain in Arches National Park in December?

In December, in Arches National Park, the rain falls for 3.9 days. Throughout December, 0.6" (14mm) of precipitation is accumulated.

How much does it snow in Arches National Park in December?

In Arches National Park, Utah, in December, during 1.4 snowfall days, 2.5" (63.5mm) of snow is typically accumulated.

What is the snowiest month in Arches National Park?

The month with the most snowfall in Arches National Park is December when snow falls for 1.4 days and typically aggregates up to 2.5" (63.5mm) of snow.

What is the month with the shortest days in Arches National Park?

The month with the shortest days is December, with an average of 9.5h of daylight.

How many hours of daylight does Arches National Park have in December?

In December, the average length of the day in Arches National Park, Utah, is 9.5h.
Average temperature in December - Arches National Park, UT
  • Average high temperature in December: 7.2°C

The warmest month (with the highest average high temperature) is July (37.8°C).
The month with the lowest average high temperature is January (6.7°C).

  • Average low temperature in December: -5°C

The month with the highest average low temperature is July (19.4°C).
The coldest month (with the lowest average low temperature) is January (-5.6°C).

Average rainfall in December - Arches National Park, UT
  • Average rainfall in December: 14mm

The wettest month (with the highest rainfall) is October (31.5mm).
The driest month (with the lowest rainfall) is June (11.2mm).

Average rainfall days in December - Arches National Park, UT
  • Average rainfall days in December: 3.9 days

The month with the highest number of rainy days is August (6.6 days).
The month with the lowest number of rainy days is June (3.1 days).

Average snowfall in December - Arches National Park, UT
  • Average snowfall in December: 63.5mm

The month with the highest snowfall is December (63.5mm).
Months with the lowest snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December - Arches National Park, UT
  • Average snowfall days in December: 1.4 days

The month with the highest number of snowfall days is December (1.4 days).
Months with the lowest number of snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in December - Arches National Park, UT
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.8h).
The month with shortest days is December (Average daylight: 9.5h).

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