December weather forecast
Ault, CO

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Weather in December

The first month of the winter, December, is still a cold month in Ault, Colorado, with temperature in the range of an average low of 20.3°F (-6.5°C) and an average high of 38.3°F (3.5°C).

Temperature

December is the coldest month, with the temperature often reaching an average high of 38.3°F (3.5°C) and an average low of 20.3°F (-6.5°C).

Humidity

With an average relative humidity of 64%, December is the most humid month in Ault, Colorado.

Rainfall

The months with the least rainfall are January and December Rain falls for 3.8 days and accumulates 0.31" (8mm) of rain.

Snowfall

January through May, October through December are months with snowfall. In Ault, in December, during 6.6 snowfall days, 1.93" (49mm) of snow is typically accumulated. In Ault, during the entire year, snow falls for 39.6 days and aggregates up to 21.26" (540mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:03 am and sunset at 4:32 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:42 pm MST.

Sunshine

In December, the average sunshine is 6.7h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Ault. 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: The maximum daily UV index of 2 in December interprets into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

What are the coldest months in Ault?

The coldest month in Ault, Colorado, is December, with an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 20.3°F (-6.5°C).

Is December cold in Ault?

Ault in December has an average high-temperature of 38.3°F (3.5°C) and an average low-temperature of 20.3°F (-6.5°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 87.8°F (31°C).

What is the most humid month in Ault?

December is the most humid month, with an average relative humidity of 64%.

What is the average humidity in December in Ault?

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

What is the driest month in Ault?

January and December are months with the least rain in Ault when the rain falls for 3.8 days and typically aggregates up to 0.31" (8mm) of rain.

How much does it rain in Ault in December?

In December, in Ault, Colorado, the rain falls for 3.8 days. Throughout December, 0.31" (8mm) of precipitation is accumulated.

How many days does it snow in December in Ault?

In December, in Ault, Colorado, it is snowing for 6.6 days. Throughout December, 1.93" (49mm) of snow is accumulated.

What is the month with the shortest days in Ault?

With an average of 9h and 18min of daylight, December has the shortest days of the year.

How many hours of daylight does Ault have in December?

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

What time are sunrise and sunset in December in Ault?

On the first day of December in Ault, Colorado, sunrise is at 7:03 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:42 pm MST.

How long on average sun shines in December in Ault?

The average sunshine duration in December in Ault, Colorado, is 6.7h.

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

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

How high is the UV index in December in Ault?

In Ault, 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
Ault, CO

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

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is December (38.3°F).

  • Average low temperature in December: 20.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is December (20.3°F).

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Average pressure in December
Ault, CO

Average pressure in December - Ault, CO
  • Average pressure in December: 30.12"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).

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Average wind speed in December
Ault, CO

Average wind speed in December - Ault, CO
  • Average wind speed in December: 6.4mph

The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in December
Ault, CO

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

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

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Average rainfall in December
Ault, CO

Average rainfall in December - Ault, CO
  • Average rainfall in December: 0.31"

The wettest month (with the highest rainfall) is May (2.68").
The driest months (with the least rainfall) are January and December (0.31").

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Average rainfall days in December
Ault, CO

Average rainfall days in December - Ault, CO
  • Average rainfall days in December: 3.8 days

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (2.9 days).

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Average snowfall in December
Ault, CO

Average snowfall in December - Ault, CO
  • Average snowfall in December: 1.93"

The month with the highest snowfall is April (3.23").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Ault, CO

Average snowfall days in December - Ault, CO
  • Average snowfall days in December: 6.6 days

The month with the highest number of snowfall days is February (9.3 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
Ault, CO

Average daylight in December / Average sunshine in December - Ault, 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 4min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 36min).

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Average sunshine days in December
Ault, CO

Average sunshine days in December - Ault, CO
  • Average sunshine days in December: 23.3 days

The month with the most sunshine days is January (23.4 days).
The month with the least sunshine days is May (10.9 days).

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Average UV index in December
Ault, CO

Average UV index in December - Ault, 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).

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Average cloud cover in December
Ault, CO

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

The months with the most cloud cover are February and April (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 17).

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Average visibility in December
Ault, CO

Average visibility in December - Ault, 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).

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Ault, Colorado, USA

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