Weather in December
Temperature
December's arrival corresponds with a decrease in average high-temperatures, from November's fresh 54.7°F (12.6°C) to a frosty 45.3°F (7.4°C). The nighttime average for Walnut Canyon National Monument in December plummets considerably from its daytime counterpart, resting at a subzero cold 18.3°F (-7.6°C).Rainfall
In Walnut Canyon National Monument, in December, during 5.7 rainfall days, 1.54" (39mm) of precipitation is typically accumulated. Throughout the year, there are 76 rainfall days, and 18.82" (478mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Walnut Canyon National Monument, in December, snow falls for 3.6 days, with typically accumulated 9.49" (241mm) of snow. In Walnut Canyon National Monument, during the entire year, snow falls for 18.3 days and aggregates up to 58.82" (1494mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 5:14 pm. On the last day of December, sunrise is at 7:34 am and sunset at 5:24 pm MST.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
Average temperature in December
Walnut Canyon National Monument, AZ
- Average high temperature in December: 45.3°F
The warmest month (with the highest average high temperature) is July (85°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 18.3°F
The month with the highest average low temperature is July (56.7°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).
Average rainfall in December
Walnut Canyon National Monument, AZ
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is August (3.3").
The driest month (with the least rainfall) is June (0.4").
Average rainfall days in December
Walnut Canyon National Monument, AZ
- Average rainfall days in December: 5.7 days
The month with the highest number of rainy days is August (12.8 days).
The month with the least rainy days is June (2.8 days).
Average snowfall in December
Walnut Canyon National Monument, AZ
- Average snowfall in December: 9.5"
The month with the highest snowfall is January (14.5").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Walnut Canyon National Monument, AZ
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is February (4.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December
Walnut Canyon National Monument, AZ
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
Walnut Canyon National Monument, Arizona, USA
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