Cortez
Colorado, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Cortez, CO

The bright and red rays of the setting sun over the scenic layout of hills and plains of Cortez, Colorado, a view of dark clouds in the sky
The bright and red rays of the setting sun over the scenic layout of hills and plains of Cortez, Colorado, a view of dark clouds in the sky
December, the first month of the winter, in Cortez, is still a cold month, with average temperature varying between 16.2°F (-8.8°C) and 42.4°F (5.8°C).

Temperature

In Cortez, the average high-temperature in December decreases, from a fresh 52.3°F (11.3°C) in November, to a wintry 42.4°F (5.8°C). The average low-temperature, in Cortez, is 16.2°F (-8.8°C).

Rainfall

In Cortez, 0.9" (22.6mm) of precipitation is typically accumulated. Throughout the year, in Cortez, 12.7" (323.4mm) of rain is accumulated.

Snowfall

Months with snowfall in Cortez, Colorado, are January through April, October through December. Throughout December, in Cortez, 5" (127mm) of snow is accumulated. In Cortez, during the entire year, snow aggregates up to 24.9" (632.4mm).

Daylight

With an average of 9.6h of daylight, December has the shortest days of the year in Cortez, Colorado.

What is the temperature in December in Cortez?

In Cortez, in December, the average high-temperature is 42.4°F (5.8°C), and the average low-temperature is 16.2°F (-8.8°C).

How much does it rain in Cortez in December?

Throughout December, 0.9" (22.6mm) of precipitation is accumulated.

How much does it snow in Cortez in December?

In Cortez, Colorado, in December, 5" (127mm) of snow is typically accumulated.

What is the month with the shortest days in Cortez?

With an average of 9.6h of daylight, December has the shortest days of the year in Cortez, Colorado.

What is the average length of the day in December in Cortez?

The average length of the day in December in Cortez is 9.6h.
Average temperature in December - Cortez, CO
  • Average high temperature in December: 42.4°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (42°F).

  • Average low temperature in December: 16.1°F

The month with the highest average low temperature is July (55.1°F).
The coldest month (with the lowest average low temperature) is January (14.3°F).

Average rainfall in December - Cortez, CO
  • Average rainfall in December: 0.9"

The wettest month (with the highest rainfall) is September (1.6").
The driest month (with the lowest rainfall) is June (0.4").

Average snowfall in December - Cortez, CO
  • Average snowfall in December: 5"

The month with the highest snowfall is January (6.6").
Months with the lowest snowfall are May, June, July, August and September (0").

Average daylight in December - Cortez, CO
  • Average daylight in December: 9.6h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).