December weather forecast
Plain City, UT

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Weather in December

December, the first month of the winter in Plain City, is still a cold month, with an average temperature ranging between max 33.1°F (0.6°C) and min 21.2°F (-6°C).

Temperature

December ushers in a slight temperature change, with average high-temperatures reducing from November's chilly 44.4°F (6.9°C) to an icy 33.1°F (0.6°C). An average low-temperature of 21.2°F (-6°C) is anticipated throughout the nights in Plain City during December.

Humidity

The average relative humidity in December is 79%.

Rainfall

In Plain City, during December, the rain falls for 9 days and regularly aggregates up to 1.65" (42mm) of precipitation. Throughout the year, there are 113.4 rainfall days, and 15.59" (396mm) of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Plain City. In Plain City, in December, during 11.9 snowfall days, 8.94" (227mm) of snow is typically accumulated. Throughout the year, in Plain City, there are 55.4 snowfall days, and 45.28" (1150mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Plain City, with an average of 9h and 18min of daylight.
On the first day of the month, sunrise is at 7:35 am and sunset at 4:59 pm. On the last day of December, sunrise is at 7:54 am and sunset at 5:09 pm MST.

Sunshine

In December, the average sunshine is 5.9h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the UV index of 2 transforms into the following advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in Plain City in December?

In December, the average high-temperature and low-temperature in Plain City, Utah, are 33.1°F (0.6°C) and 21.2°F (-6°C) respectively.

What is the average humidity in December in Plain City?

In December, the average relative humidity in Plain City, Utah, is 79%.

How many days does it rain in December in Plain City?

In Plain City, Utah, in December, it is raining for 9 days, with typically 1.65" (42mm) of accumulated precipitation.

How many days does it snow in December in Plain City?

In Plain City, Utah, in December, during 11.9 snowfall days, 8.94" (227mm) of snow is typically accumulated.

What is the month with the shortest days in Plain City?

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

What is the average length of the day in December in Plain City?

In December, the average day length in Plain City, Utah, is 9h and 15min.

What time are sunrise and sunset in December in Plain City?

On the first day of December in Plain City, sunrise is at 7:35 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 5:09 pm MST.

How many hours of sunshine does Plain City have in December?

In Plain City, Utah, the average sunshine duration in December is 5.9h.

What is the month with the lowest UV index in Plain City?

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Plain City, Utah.

What is the UV index reading in December in Plain City?

In Plain City, Utah, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from unprotected exposure to 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
Plain City, UT

Average temperature in December - Plain City, UT
  • Average high temperature in December: 33.1°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in December: 21.2°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).

Average pressure in December
Plain City, UT

Average pressure in December - Plain City, UT
  • Average pressure in December: 30.23"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).

Average wind speed in December
Plain City, UT

Average wind speed in December - Plain City, UT
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).

Average humidity in December
Plain City, UT

Average humidity in December - Plain City, UT
  • Average humidity in December: 79%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (36%).

Average rainfall in December
Plain City, UT

Average rainfall in December - Plain City, UT
  • Average rainfall in December: 1.65"

The wettest month (with the highest rainfall) is January (1.93").
The driest month (with the least rainfall) is July (0.55").

Average rainfall days in December
Plain City, UT

Average rainfall days in December - Plain City, UT
  • Average rainfall days in December: 9 days

The months with the highest number of rainy days are March and April (14.3 days).
The month with the least rainy days is July (6.6 days).

Average snowfall in December
Plain City, UT

Average snowfall in December - Plain City, UT
  • Average snowfall in December: 8.94"

The month with the highest snowfall is January (12.28").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Plain City, UT

Average snowfall days in December - Plain City, UT
  • Average snowfall days in December: 11.9 days

The months with the highest number of snowfall days are January and February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Plain City, UT

Average daylight in December / Average sunshine in December - Plain City, 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: 5h and 5min

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 18min).

Average sunshine days in December
Plain City, UT

Average sunshine days in December - Plain City, UT
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is February (11.7 days).

Average UV index in December
Plain City, UT

Average UV index in December - Plain City, 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, March, October, November and December (UV index 2).

Average cloud cover in December
Plain City, UT

Average cloud cover in December - Plain City, UT
  • Average cloud cover in December: 39

The months with the most cloud cover are January and February (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 10).

Average visibility in December
Plain City, UT

Average visibility in December - Plain City, UT
  • Average visibility in December: 6mi

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

Plain City, Utah, USA

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