December weather forecast
Sunbeam, CO

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Weather in December

December, the first month of the winter in Sunbeam, is still a freezing cold month, with temperature in the range of an average high of 28.9°F (-1.7°C) and an average low of 12.7°F (-10.7°C).

Temperature

Sunbeam in December experiences a subtle temperature decline, with average high-temperatures reducing from an icy 41.4°F (5.2°C) in November to a freezing cold 28.9°F (-1.7°C). December nights in Sunbeam cool down to an average low-temperature of 12.7°F (-10.7°C).

Humidity

In Sunbeam, the average relative humidity in December is 80%.

Rainfall

In Sunbeam, in December, it is raining for 3.5 days, with typically 0.91" (23mm) of accumulated precipitation. Throughout the year, there are 76.8 rainfall days, and 9.88" (251mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. December is the month with the most snowfall in Sunbeam. Snow falls for 11.9 days and accumulates 7.28" (185mm) of snow.

Daylight

The month with the shortest days in Sunbeam is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:17 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:56 pm MST.

Sunshine

In December, the average sunshine is 6h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Sunbeam, Colorado. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 2 during December leads to these advisories:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is December in Sunbeam?

Sunbeam in December has an average high-temperature of 28.9°F (-1.7°C) and an average low-temperature of 12.7°F (-10.7°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is evaluated at 80.6°F (27°C).

What is the average humidity in December in Sunbeam?

In December, the average relative humidity in Sunbeam is 80%.

How many days does it rain in December in Sunbeam?

In Sunbeam, Colorado, in December, it is raining for 3.5 days, with typically 0.91" (23mm) of accumulated precipitation.

When does it snow the most in Sunbeam?

The month with the most snowfall is December, when snow falls for 11.9 days and typically aggregates up to 7.28" (185mm) of snow.

How many days does it snow in December in Sunbeam?

In December, in Sunbeam, it is snowing for 11.9 days. Throughout December, 7.28" (185mm) of snow is accumulated.

What is the month with the shortest days in Sunbeam?

December has the shortest days of the year in Sunbeam, Colorado, with an average of 9h and 18min of daylight.

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

In Sunbeam, Colorado, the average day length in December is 9h and 20min.

When are sunrise and sunset in December in Sunbeam?

In December, on the first day of the month, sunrise is at 7:17 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 4:56 pm MST.

How long on average sun shines in December in Sunbeam?

In December, the average sunshine duration is 6h.

What are the months with the lowest UV index in Sunbeam?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Sunbeam, Colorado.

What is the UV index reading in December in Sunbeam?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to Sun's UV rays.
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
Sunbeam, CO

Average temperature in December - Sunbeam, CO
  • Average high temperature in December: 28.9°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in December: 12.7°F

The month with the highest average low temperature is July (51.8°F).
The coldest month (with the lowest average low temperature) is January (10.9°F).

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Average pressure in December
Sunbeam, CO

Average pressure in December - Sunbeam, CO
  • Average pressure in December: 30.22"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The months with the lowest atmospheric pressure are May and June (29.92"Hg).

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Average wind speed in December
Sunbeam, CO

Average wind speed in December - Sunbeam, CO
  • Average wind speed in December: 5.5mph

The windiest month (with the highest average wind speed) is April (7.9mph).
The calmest month (with the lowest average wind speed) is January (5.2mph).

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Average humidity in December
Sunbeam, CO

Average humidity in December - Sunbeam, CO
  • Average humidity in December: 80%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (41%).

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Average rainfall in December
Sunbeam, CO

Average rainfall in December - Sunbeam, CO
  • Average rainfall in December: 0.91"

The wettest month (with the highest rainfall) is April (1.38").
The driest months (with the least rainfall) are August and September (0.39").

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Average rainfall days in December
Sunbeam, CO

Average rainfall days in December - Sunbeam, CO
  • Average rainfall days in December: 3.5 days

The month with the highest number of rainy days is April (10.8 days).
The month with the least rainy days is January (3.1 days).

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Average snowfall in December
Sunbeam, CO

Average snowfall in December - Sunbeam, CO
  • Average snowfall in December: 7.28"

The month with the highest snowfall is December (7.28").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Sunbeam, CO

Average snowfall days in December - Sunbeam, CO
  • Average snowfall days in December: 11.9 days

The month with the highest number of snowfall days is February (13.8 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Sunbeam, CO
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 6h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

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Average sunshine days in December
Sunbeam, CO

Average sunshine days in December - Sunbeam, CO
  • Average sunshine days in December: 18.3 days

The month with the most sunshine days is June (22.8 days).
The month with the least sunshine days is February (13.3 days).

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Average UV index in December
Sunbeam, CO

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in December
Sunbeam, CO

Average cloud cover in December - Sunbeam, CO
  • Average cloud cover in December: 38

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is September (Cloud cover 12).

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Average visibility in December
Sunbeam, CO

Average visibility in December - Sunbeam, CO
  • Average visibility in December: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).

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Sunbeam, Colorado, USA

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