December weather forecast
Massadona, CO

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Weather in December

December, the first month of the winter in Massadona, is still a freezing cold month, with an average temperature varying between 31.1°F (-0.5°C) and 17.8°F (-7.9°C).

Temperature

As December arrives, Massadona's weather displays a decrease in high-temperatures, transitioning from November's chilly 44.2°F (6.8°C) to a subzero cold 31.1°F (-0.5°C). Massadona records an average nighttime low of 17.8°F (-7.9°C) in December.

Humidity

In December, the average relative humidity in Massadona is 75%.

Rainfall

In Massadona, in December, it is raining for 6.8 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, in Massadona, there are 114.4 rainfall days, and 10.16" (258mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Massadona are January through May, October through December. December is the month with the most snowfall. Snow falls for 11 days and accumulates 6.34" (161mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 24min of daylight.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:49 pm. On the last day of December, sunrise is at 7:37 am and sunset at 4:58 pm MST.

Sunshine

The average sunshine in December is 6.5h.

UV index

The months with the lowest UV index in Massadona are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is it in Massadona in December?

The high-temperature, in December, in Massadona, is 31.1°F (-0.5°C), while the low-temperature averages to 17.8°F (-7.9°C).

What is the average humidity in December in Massadona?

The average relative humidity in December in Massadona, Colorado, is 75%.

How much does it rain in Massadona in December?

In Massadona, during December, the rain falls for 6.8 days and regularly aggregates up to 0.87" (22mm) of precipitation.

What is the snowiest month in Massadona?

The month with the most snowfall in Massadona is December, when snow falls for 11 days and typically aggregates up to 6.34" (161mm) of snow.

How much does it snow in Massadona in December?

In Massadona, in December, snow falls for 11 days, with typically accumulated 6.34" (161mm) of snow.

What is the month with the shortest days in Massadona?

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

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

In Massadona, Colorado, the average day length in December is 9h and 22min.

What time are sunrise and sunset in December in Massadona?

In December, on the first day of the month, sunrise is at 7:18 am and sunset at 4:49 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 4:58 pm MST.

How many hours of sunshine does Massadona have in December?

In December, the average sunshine duration in Massadona is 6.5h.

When is the lowest UV index in Massadona?

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

What is the UV index intensity in December in Massadona?

In December, the average daily maximum UV index in Massadona, Colorado, is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Massadona, CO

Average temperature in December - Massadona, CO
  • Average high temperature in December: 31.1°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in December: 17.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

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Average pressure in December
Massadona, CO

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

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in December
Massadona, CO

Average wind speed in December - Massadona, CO
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).

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Average humidity in December
Massadona, CO

Average humidity in December - Massadona, CO
  • Average humidity in December: 75%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is June (31%).

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Average rainfall in December
Massadona, CO

Average rainfall in December - Massadona, CO
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is April (1.18").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in December
Massadona, CO

Average rainfall days in December - Massadona, CO
  • Average rainfall days in December: 6.8 days

The month with the highest number of rainy days is April (13.3 days).
The month with the least rainy days is November (6.7 days).

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Average snowfall in December
Massadona, CO

Average snowfall in December - Massadona, CO
  • Average snowfall in December: 6.34"

The month with the highest snowfall is December (6.34").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Massadona, CO

Average snowfall days in December - Massadona, CO
  • Average snowfall days in December: 11 days

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Massadona, 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 3min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

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Average sunshine days in December
Massadona, CO

Average sunshine days in December - Massadona, CO
  • Average sunshine days in December: 17.9 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is April (13 days).

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Average UV index in December
Massadona, CO

Average UV index in December - Massadona, 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, October, November and December (UV index 2).

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Average cloud cover in December
Massadona, CO

Average cloud cover in December - Massadona, CO
  • Average cloud cover in December: 32

The months with the most cloud cover are January and February (Cloud cover 37).
The month with the least cloud cover is September (Cloud cover 12).

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Average visibility in December
Massadona, CO

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

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

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Massadona, Colorado, USA

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