December weather forecast
Clearfield, UT

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Weather in December

December welcomes the triumphant return of winter in Clearfield, Utah, with temperatures dropping to their lowest annual values. The weather is distinctly colder compared to November, with intense snowfall taking place. The long, dark nights combined with snowy days make it a classic winter month. Despite the harsh weather, the city brightens up for the holiday season. To culminate, December in Clearfield is synonymous with twinkling holiday lights glowing brightly against a fresh blanket of snow.

Temperature

The shift from November to December in Clearfield corresponds with a decrease in the average high-temperature, down to an icy 34°F (1.1°C) from a frosty 45.5°F (7.5°C). Clearfield cools down to an average low-temperature of 23.5°F (-4.7°C) throughout the month of December.

Humidity

The average relative humidity in December in Clearfield is 77%.

Rainfall

In Clearfield, during December, the rain falls for 7.8 days and regularly aggregates up to 1.5" (38mm) of precipitation. In Clearfield, during the entire year, the rain falls for 98.9 days and collects up to 13.58" (345mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Clearfield, during December, snow falls for 11.3 days and regularly aggregates up to 8.78" (223mm) of snow. In Clearfield, during the entire year, snow falls for 54.4 days and aggregates up to 44.84" (1139mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year in Clearfield.
On the first day of the month, sunrise is at 7:34 am and sunset at 5:00 pm. On the last day of December, sunrise is at 7:53 am and sunset at 5:09 pm MST.

Sunshine

The average sunshine in December in Clearfield is 6.1h.

UV index

The months with the lowest UV index in Clearfield are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

How cold is December in Clearfield?

An average high-temperature, in December, in Clearfield, is 34°F (1.1°C) and the average low-temperature is 23.5°F (-4.7°C).

What is the average humidity in December in Clearfield?

In Clearfield, the average relative humidity in December is 77%.

How much does it rain in Clearfield in December?

In Clearfield, Utah, in December, during 7.8 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

How many days does it snow in December in Clearfield?

In Clearfield, in December, during 11.3 snowfall days, 8.78" (223mm) of snow is typically accumulated.

What is the month with the shortest days in Clearfield?

The month with the shortest days in Clearfield, Utah, is December, with an average of 9h and 18min of daylight.

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

In December, the average day length is 9h and 16min.

When are sunrise and sunset in December in Clearfield?

On the first day of December in Clearfield, Utah, sunrise is at 7:34 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:09 pm MST.

How many hours of sunshine does Clearfield have in December?

In December, the average sunshine duration in Clearfield is 6.1h.

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

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

What is the UV index reading in December in Clearfield?

In December, the average daily maximum UV index in Clearfield is 2. A UV Index estimate of 2, and below, represents 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
Clearfield, UT

Average temperature in December - Clearfield, UT
  • Average high temperature in December: 34°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 23.5°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in December
Clearfield, UT

Average pressure in December - Clearfield, UT
  • Average pressure in December: 30.23"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Clearfield, UT

Average wind speed in December - Clearfield, UT
  • Average wind speed in December: 5.7mph

The windiest months (with the highest average wind speed) are March and April (6.5mph).
The calmest month (with the lowest average wind speed) is January (5mph).

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Average humidity in December
Clearfield, UT

Average humidity in December - Clearfield, UT
  • Average humidity in December: 77%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is July (38%).

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Average rainfall in December
Clearfield, UT

Average rainfall in December - Clearfield, UT
  • Average rainfall in December: 1.5"

The wettest months (with the highest rainfall) are January and February (1.61").
The driest months (with the least rainfall) are July and August (0.43").

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Average rainfall days in December
Clearfield, UT

Average rainfall days in December - Clearfield, UT
  • Average rainfall days in December: 7.8 days

The month with the highest number of rainy days is April (12.3 days).
The month with the least rainy days is January (5.5 days).

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Average snowfall in December
Clearfield, UT

Average snowfall in December - Clearfield, UT
  • Average snowfall in December: 8.78"

The month with the highest snowfall is January (11.02").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Clearfield, UT

Average snowfall days in December - Clearfield, UT
  • Average snowfall days in December: 11.3 days

The month with the highest number of snowfall days is January (12 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
Clearfield, UT

Average daylight in December / Average sunshine in December - Clearfield, UT
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 6h and 1min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

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Average sunshine days in December
Clearfield, UT

Average sunshine days in December - Clearfield, UT
  • Average sunshine days in December: 17 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is February (12.7 days).

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Average UV index in December
Clearfield, UT

Average UV index in December - Clearfield, UT
  • Average UV index in December: 2

The months with the highest UV index are June and July (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
Clearfield, UT

Average cloud cover in December - Clearfield, UT
  • Average cloud cover in December: 37

The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 10).

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Average visibility in December
Clearfield, UT

Average visibility in December - Clearfield, UT
  • Average visibility in December: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Clearfield, Utah, USA

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