Petrified Forest National Park
Arizona, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Petrified Forest National Park, AZ

Petrified rock pieces in the Petrified Forest National Park, Arizona
Petrified rock pieces in the Petrified Forest National Park, Arizona
The first month of the winter, December, is also a frosty month in Petrified Forest National Park, Arizona, with average temperature varying between 48.9°F (9.4°C) and 21°F (-6.1°C).

Temperature

In Petrified Forest National Park, the average high-temperature drops, from a moderate 59°F (15°C) in November, to a chilly 48.9°F (9.4°C). The average low-temperature, in December, is 21°F (-6.1°C).

Rainfall

Throughout December, in Petrified Forest National Park, 0.8" (19.8mm) of precipitation is accumulated. During the entire year, Petrified Forest National Park aggregates up to 10.5" (267.7mm) of precipitation.

Daylight

The month with the shortest days is December, with an average of 9.8h of daylight.

What is the temperature in December in Petrified Forest National Park?

The average high-temperature, in December, is 48.9°F (9.4°C), while the average low-temperature is 21°F (-6.1°C).

How much does it rain in Petrified Forest National Park in December?

During December, Petrified Forest National Park regularly aggregates up to 0.8" (19.8mm) of precipitation.

What is the month with the shortest days in Petrified Forest National Park?

December has the shortest days of the year in Petrified Forest National Park, Arizona, with an average of 9.8h of daylight.

What is the average length of the day in December in Petrified Forest National Park?

In December, the average length of the day in Petrified Forest National Park, Arizona, is 9.8h.
Average temperature in December - Petrified Forest National Park, AZ
  • Average high temperature in December: 49°F

The warmest month (with the highest average high temperature) is July (92°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in December: 21°F

The month with the highest average low temperature is July (60°F).
Coldest months (with the lowest average low temperature) are January and December (21°F).

Average rainfall in December - Petrified Forest National Park, AZ
  • Average rainfall in December: 0.8"

The wettest month (with the highest rainfall) is August (1.6").
The driest month (with the lowest rainfall) is June (0.3").

Average daylight in December - Petrified Forest National Park, AZ
  • Average daylight in December: 9.8h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).