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

December weather forecast and climate
Gunnison, CO

The first month of the winter, December, is also a subzero cold month in Gunnison, Colorado, with average temperature fluctuating between -1.5°F (-18.6°C) and 29.1°F (-1.6°C).

Temperature

In Gunnison, the average high-temperature in December drops, from a chilly 43.3°F (6.3°C) in November, to a subzero cold 29.1°F (-1.6°C). In December, the average low-temperature is -1.5°F (-18.6°C).

Rainfall

Throughout December, in Gunnison, 0.9" (23.4mm) of precipitation is accumulated. During the entire year, Gunnison aggregates up to 10.6" (268.5mm) of precipitation.

Snowfall

Months with snowfall in Gunnison, Colorado, are January through May, October through December. December is the month with the most snowfall, with 10.4" (264.2mm) of accumulated snow.

Daylight

December has the shortest days of the year, with an average of 9.5h of daylight.

What is the temperature in December in Gunnison?

The average high-temperature, in December, in Gunnison, Colorado, is 29.1°F (-1.6°C), while the average low-temperature is -1.5°F (-18.6°C).

How much does it rain in Gunnison in December?

During December, Gunnison regularly aggregates up to 0.9" (23.4mm) of precipitation.

How much does it snow in Gunnison in December?

In Gunnison, in December, 10.4" (264.2mm) of snow is typically accumulated.

What is the snowiest month in Gunnison?

December is the month with the most snowfall in Gunnison, with 10.4" (264.2mm) of accumulated snow.

What is the month with the shortest days in Gunnison?

December has the shortest days of the year in Gunnison, Colorado, with an average of 9.5h of daylight.

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

In December, the average length of the day is 9.5h.
Average temperature in December - Gunnison, CO
  • Average high temperature in December: 29.2°F

The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (26.6°F).

  • Average low temperature in December: -1.5°F

The month with the highest average low temperature is July (43.8°F).
The coldest month (with the lowest average low temperature) is January (-6.2°F).

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

The wettest month (with the highest rainfall) is August (1.6").
The driest month (with the lowest rainfall) is March (0.5").

Average snowfall in December - Gunnison, CO
  • Average snowfall in December: 10.4"

The month with the highest snowfall is December (10.4").
Months with the lowest snowfall are June, July, August and September (0").

Average daylight in December - Gunnison, CO
  • 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).