December weather forecast
Gleneagle, CO

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Weather in December

The first month of the winter, December, is also a wintry month in Gleneagle, Colorado, with temperature in the range of an average high of 35.6°F (2°C) and an average low of 17.2°F (-8.2°C).

Temperature

December, with its average high-temperature of 35.6°F (2°C) and an average low-temperature of 17.2°F (-8.2°C), holds the record as the coldest month.

Humidity

In Gleneagle, the average relative humidity in December is 64%.

Rainfall

The month with the least rainfall in Gleneagle, Colorado, is December, when the rain falls for 5 days and typically collects 0.55" (14mm) of precipitation.

Snowfall

Months with snowfall in Gleneagle are January through June, September through December. In Gleneagle, during December, snow falls for 8.9 days and regularly aggregates up to 3.66" (93mm) of snow. Throughout the year, there are 58.4 snowfall days, and 38.35" (974mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 6:59 am and sunset at 4:37 pm. On the last day of December, sunrise is at 7:18 am and sunset at 4:47 pm MST.

Sunshine

The average sunshine in December in Gleneagle is 6.8h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Gleneagle, Colorado. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: An average UV index of 2 in December transforms into this advice:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. Boost your sun resistance with garments that are densely woven yet spacious. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Gleneagle?

The coldest time of the year is December, with temperatures averaging a high of 35.6°F (2°C) and a low of 17.2°F (-8.2°C).

How cold is December in Gleneagle?

In Gleneagle, 35.6°F (2°C) is the average high-temperature and 17.2°F (-8.2°C) is the average low-temperature during December.

What is the average humidity in December in Gleneagle?

In December, the average relative humidity in Gleneagle is 64%.

What is the driest month in Gleneagle?

December is the month with the least rainfall in Gleneagle, Colorado. Rain falls for 5 days and accumulates 0.55" (14mm) of precipitation.

How much does it rain in Gleneagle in December?

In December, in Gleneagle, the rain falls for 5 days. Throughout December, 0.55" (14mm) of precipitation is accumulated.

How much does it snow in Gleneagle in December?

In December, in Gleneagle, Colorado, it is snowing for 8.9 days. Throughout December, 3.66" (93mm) of snow is accumulated.

What is the month with the shortest days in Gleneagle?

With an average of 9h and 30min of daylight, December has the shortest days of the year in Gleneagle.

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

In December, the average day length in Gleneagle, Colorado, is 9h and 29min.

When is the sunrise / sunset in December in Gleneagle?

On the first day of December in Gleneagle, sunrise is at 6:59 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:47 pm MST.

How many hours of sunshine does Gleneagle have in December?

In Gleneagle, the average sunshine duration in December is 6.8h.

What is the month with the lowest UV index in Gleneagle?

The months with the lowest UV index in Gleneagle are January, February, October through December, with an average maximum UV index of 2.

How high is the UV index in December in Gleneagle?

In Gleneagle, Colorado, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Gleneagle, CO

Average temperature in December - Gleneagle, CO
  • Average high temperature in December: 35.6°F

The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is December (35.6°F).

  • Average low temperature in December: 17.2°F

The month with the highest average low temperature is July (54.5°F).
The coldest month (with the lowest average low temperature) is December (17.2°F).

Average pressure in December
Gleneagle, CO

Average pressure in December - Gleneagle, CO
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is April (29.9"Hg).

Average wind speed in December
Gleneagle, CO

Average wind speed in December - Gleneagle, CO
  • Average wind speed in December: 7.9mph

The windiest month (with the highest average wind speed) is April (9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in December
Gleneagle, CO

Average humidity in December - Gleneagle, CO
  • Average humidity in December: 64%

The month with the highest relative humidity is February (68%).
The month with the lowest relative humidity is June (48%).

Average rainfall in December
Gleneagle, CO

Average rainfall in December - Gleneagle, CO
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is July (5.24").
The driest month (with the least rainfall) is December (0.55").

Average rainfall days in December
Gleneagle, CO

Average rainfall days in December - Gleneagle, CO
  • Average rainfall days in December: 5 days

The month with the highest number of rainy days is July (25 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in December
Gleneagle, CO

Average snowfall in December - Gleneagle, CO
  • Average snowfall in December: 3.66"

The month with the highest snowfall is February (6.81").
The months with the least snowfall are July and August (0").

Average snowfall days in December
Gleneagle, CO

Average snowfall days in December - Gleneagle, CO
  • Average snowfall days in December: 8.9 days

The month with the highest number of snowfall days is February (11.1 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in December /
Average sunshine in December
Gleneagle, CO

Average daylight in December / Average sunshine in December - Gleneagle, CO
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 6h and 5min

The months with the most sunshine are June and August (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).

Average sunshine days in December
Gleneagle, CO

Average sunshine days in December - Gleneagle, CO
  • Average sunshine days in December: 20.1 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (3.5 days).

Average UV index in December
Gleneagle, CO

Average UV index in December - Gleneagle, CO
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in December
Gleneagle, CO

Average cloud cover in December - Gleneagle, CO
  • Average cloud cover in December: 25

The month with the most cloud cover is April (Cloud cover 31).
The month with the least cloud cover is November (Cloud cover 19).

Average visibility in December
Gleneagle, CO

Average visibility in December - Gleneagle, CO
  • Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Gleneagle, Colorado, USA

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