December weather forecast
Masters, CO

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Weather in December

The first month of the winter, December, is also an icy month in Masters, Colorado, with an average temperature ranging between min 20.1°F (-6.6°C) and max 38.3°F (3.5°C).

Temperature

With average temperatures fluctuating between a high of 38.3°F (3.5°C) and a low of 20.1°F (-6.6°C), December stands out as the coldest month.

Humidity

January and December, with an average relative humidity of 64%, are the most humid months in Masters.

Rainfall

The month with the least rainfall is December, when the rain falls for 1.7 days and typically collects 0.2" (5mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 4.5 days. Throughout December, 1.18" (30mm) of snow is accumulated. Throughout the year, there are 26.6 snowfall days, and 13.62" (346mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:01 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:41 pm MST.

Sunshine

The months with the least sunshine are February and December, with an average of 6.6h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.

Frequently asked questions

What is the coldest time of year?

Masters experiences its lowest temperatures in December, with an average peak of 38.3°F (3.5°C) and a low of 20.1°F (-6.6°C).

Is it cold during December?

The high-temperature, in December, in Masters, is 38.3°F (3.5°C), while the low-temperature averages to 20.1°F (-6.6°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, is evaluated at 89.6°F (32°C).

What are the most humid months?

The months with the highest humidity are January and December, with an average relative humidity of 64%.

What is the average humidity in December?

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

What is the driest month?

The month with the least rainfall is December, when the rain falls for 1.7 days and typically collects 0.2" (5mm) of precipitation.

How much does it rain in December?

In December, the rain falls for 1.7 days. Throughout December, 0.2" (5mm) of precipitation is accumulated.

How many days does it snow in December?

In Masters, during December, snow falls for 4.5 days and regularly aggregates up to 1.18" (30mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 22min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:01 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 4:41 pm MST.

What are the months with the least sunshine?

February and December, with an average of 6.6h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

The average sunshine duration in December is 6.6h.

What are the months with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index reading in December?

In Masters, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Masters, CO

Average temperature in December - Masters, CO
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is December (38.3°F).

  • Average low temperature in December: 20.1°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (20.1°F).

Average pressure in December
Masters, CO

Average pressure in December - Masters, CO
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Masters, CO

Average wind speed in December - Masters, CO
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (6mph).

Average humidity in December
Masters, CO

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

The months with the highest relative humidity are January and December (64%).
The months with the lowest relative humidity are August and September (44%).

Average rainfall in December
Masters, CO

Average rainfall in December - Masters, CO
  • Average rainfall in December: 0.2"

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.2").

Average rainfall days in December
Masters, CO

Average rainfall days in December - Masters, CO
  • Average rainfall days in December: 1.7 days

The month with the highest number of rainy days is July (11.4 days).
The month with the least rainy days is November (1.6 days).

Average snowfall in December
Masters, CO

Average snowfall in December - Masters, CO
  • Average snowfall in December: 1.18"

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Masters, CO

Average snowfall days in December - Masters, CO
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is February (5.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Masters, 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 24min).

  • Average sunshine in December: 6h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are February and December (Average sunshine: 6h and 36min).

Average sunshine days in December
Masters, CO

Average sunshine days in December - Masters, CO
  • Average sunshine days in December: 25.9 days

The month with the most sunshine days is December (25.9 days).
The month with the least sunshine days is July (16.7 days).

Average UV index in December
Masters, CO

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Masters, CO

Average cloud cover in December - Masters, CO
  • Average cloud cover in December: 27

The month with the most cloud cover is February (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 16).

Average visibility in December
Masters, CO

Average visibility in December - Masters, 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).

Masters, Colorado, USA

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