December weather forecast
Deweyville, UT

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Weather in December

The first month of the winter, December, is also a subzero cold month in Deweyville, Utah, with an average temperature ranging between max 31.1°F (-0.5°C) and min 19°F (-7.2°C).

Temperature

December indicates a shift in the average high-temperature, from November's frosty 44.1°F (6.7°C) to a freezing cold 31.1°F (-0.5°C). Throughout the month of December, the nighttime temperature dips to an average of 19°F (-7.2°C).

Humidity

In Deweyville, the average relative humidity in December is 82%.

Rainfall

In Deweyville, in December, during 11.1 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Deweyville, during the entire year, the rain falls for 120 days and collects up to 15.43" (392mm) of precipitation.

Snowfall

Months with snowfall in Deweyville are January through May, September through December. In December, in Deweyville, it is snowing for 13.4 days. Throughout December, 9.29" (236mm) of snow is accumulated. In Deweyville, during the entire year, snow falls for 61.2 days and aggregates up to 42.91" (1090mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:36 am and sunset at 4:58 pm. On the last day of December, sunrise is at 7:55 am and sunset at 5:08 pm MST.

Sunshine

In December, the average sunshine is 5.7h.

UV index

In Deweyville, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

How cold is it in Deweyville in December?

In Deweyville, in December, the average high-temperature is 31.1°F (-0.5°C), and the average low-temperature is 19°F (-7.2°C).

What is the average humidity in December in Deweyville?

In Deweyville, Utah, the average relative humidity in December is 82%.

How much does it rain in Deweyville in December?

In Deweyville, in December, during 11.1 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

How many days does it snow in December in Deweyville?

In Deweyville, during December, snow falls for 13.4 days and regularly aggregates up to 9.29" (236mm) of snow.

What is the month with the shortest days in Deweyville?

The month with the shortest days in Deweyville, Utah, is December, with an average of 9h and 12min of daylight.

How many hours of daylight does Deweyville have in December?

In Deweyville, Utah, the average day length in December is 9h and 13min.

When are sunrise and sunset in December in Deweyville?

On the first day of December, sunrise is at 7:36 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:55 am and sunset at 5:08 pm MST.

How many hours of sunshine does Deweyville have in December?

In December, the average sunshine duration in Deweyville is 5.7h.

What is the UV index reading in December in Deweyville?

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

Average temperature in December - Deweyville, UT
  • Average high temperature in December: 31.1°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (30.9°F).

  • Average low temperature in December: 19°F

The month with the highest average low temperature is July (58.8°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

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Average pressure in December
Deweyville, UT

Average pressure in December - Deweyville, UT
  • Average pressure in December: 30.24"Hg

The month with the highest atmospheric pressure is January (30.29"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Deweyville, UT

Average wind speed in December - Deweyville, UT
  • Average wind speed in December: 4.6mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.2mph).

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Average humidity in December
Deweyville, UT

Average humidity in December - Deweyville, UT
  • Average humidity in December: 82%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (34%).

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Average rainfall in December
Deweyville, UT

Average rainfall in December - Deweyville, UT
  • Average rainfall in December: 1.61"

The wettest month (with the highest rainfall) is February (2.05").
The driest month (with the least rainfall) is July (0.35").

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Average rainfall days in December
Deweyville, UT

Average rainfall days in December - Deweyville, UT
  • Average rainfall days in December: 11.1 days

The month with the highest number of rainy days is April (15.1 days).
The month with the least rainy days is July (5.5 days).

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Average snowfall in December
Deweyville, UT

Average snowfall in December - Deweyville, UT
  • Average snowfall in December: 9.29"

The month with the highest snowfall is January (13.03").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Deweyville, UT

Average snowfall days in December - Deweyville, UT
  • Average snowfall days in December: 13.4 days

The month with the highest number of snowfall days is January (14.8 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
Deweyville, UT

Average daylight in December / Average sunshine in December - Deweyville, UT
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 5h and 4min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

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Average sunshine days in December
Deweyville, UT

Average sunshine days in December - Deweyville, UT
  • Average sunshine days in December: 13.2 days

The month with the most sunshine days is July (21.6 days).
The month with the least sunshine days is February (10.1 days).

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Average UV index in December
Deweyville, UT

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

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).

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Average cloud cover in December
Deweyville, UT

Average cloud cover in December - Deweyville, UT
  • Average cloud cover in December: 42

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 10).

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Average visibility in December
Deweyville, UT

Average visibility in December - Deweyville, UT
  • 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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Deweyville, Utah, USA

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