December weather forecast and climate
Park City, UT

A beautiful sunny winter morning in Park City, Utah
A beautiful sunny winter morning in Park City, Utah

Weather in December

The first month of the winter, December, is still a freezing cold month in Park City, Utah, with average temperature varying between 28.6°F (-1.9°C) and 12.2°F (-11°C).

Temperature

December is the coldest month, with an average high-temperature of 28.6°F (-1.9°C) and an average low-temperature of 12.2°F (-11°C).

Humidity

In Park City, the average relative humidity in December is 85%.

Rainfall

In December, in Park City, the rain falls for 6.6 days. Throughout December, 0.63" (16mm) of precipitation is accumulated. Throughout the year, there are 75.2 rainfall days, and 6.85" (174mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through June, September through December. In Park City, during December, snow falls for 12.9 days and regularly aggregates up to 5.24" (133mm) of snow. In Park City, during the entire year, snow falls for 83.1 days, and aggregates up to 35.71" (907mm) of snow.

Daylight

December has the shortest days of the year in Park City, with an average of 9.3h of daylight.

Sunshine

In December, the average sunshine is 5.3h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index in Park City. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 1 interpret into the following advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the coldest month in Park City?

December is the coldest month, with an average high-temperature of 28.6°F (-1.9°C) and an average low-temperature of 12.2°F (-11°C).

What is the temperature in December in Park City?

In Park City, Utah, in December, the average high-temperature is 28.6°F (-1.9°C), and the average low-temperature is 12.2°F (-11°C).

What is the average humidity in December in Park City?

The average relative humidity in December in Park City is 85%.

How much does it rain in Park City in December?

In Park City, Utah, during December, the rain falls for 6.6 days and regularly aggregates up to 0.63" (16mm) of precipitation.

How much does it snow in Park City in December?

In Park City, in December, during 12.9 snowfall days, 5.24" (133mm) of snow is typically accumulated.

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

The month with the shortest days is December, with an average of 9.3h of daylight.

How many hours of daylight does Park City have in December?

In Park City, Utah, the average length of the day in December is 9.3h.

How long on average sun shines in December in Park City?

In December, the average sunshine in Park City, Utah, is 5.3h.

When is the lowest UV index in Park City?

December is the month with the lowest UV index, with an average maximum UV index of 1.

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

In December, the average daily maximum UV index in Park City is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to the UV radiation.

Average temperature in December
Park City, UT

Average temperature in December - Park City, UT
  • Average high temperature in December: -1.9°C

The warmest month (with the highest average high temperature) is July (27.3°C).
The month with the lowest average high temperature is December (-1.9°C).

  • Average low temperature in December: -11°C

The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is January (-11.8°C).

[Resources]

Average pressure in December
Park City, UT

Average pressure in December - Park City, UT
  • Average pressure in December: 1023.2mbar

The month with the highest atmospheric pressure is January (1025.1mbar).
The month with the lowest atmospheric pressure is June (1011.4mbar).

[Resources]

Average wind speed in December
Park City, UT

Average wind speed in December - Park City, UT
  • Average wind speed in December: 7.9km/h

The windiest months (with the highest average wind speed) are April and June (9.3km/h).
The calmest month (with the lowest average wind speed) is January (7.5km/h).

[Resources]

Average humidity in December
Park City, UT

Average humidity in December - Park City, UT
  • Average humidity in December: 85%

The month with the highest relative humidity is January (88%).
Months with the lowest relative humidity are July and August (43%).

[Resources]

Average rainfall in December
Park City, UT

Average rainfall in December - Park City, UT
  • Average rainfall in December: 16mm

The wettest months (with the highest rainfall) are February and May (21mm).
The driest month (with the least rainfall) is September (7mm).

[Resources]

Average rainfall days in December
Park City, UT

Average rainfall days in December - Park City, UT
  • Average rainfall days in December: 6.6 days

The month with the highest number of rainy days is May (9.8 days).
The month with the least rainy days is November (4.4 days).

[Resources]

Average snowfall in December
Park City, UT

Average snowfall in December - Park City, UT
  • Average snowfall in December: 133mm

The month with the highest snowfall is February (173mm).
Months with the least snowfall are July and August (0mm).

[Resources]

Average snowfall days in December
Park City, UT

Average snowfall days in December - Park City, UT
  • Average snowfall days in December: 12.9 days

The month with the highest number of snowfall days is February (16.2 days).
Months with the least snowfall days are July and August (0 days).

[Resources]

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

Average daylight in December / Average sunshine in December - Park City, UT
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5.3h

The month with the most sunshine is August (Average sunshine: 11.9h).
The month with the least sunshine is January (Average sunshine: 5.1h).

[Resources]

Average sunshine days in December
Park City, UT

Average sunshine days in December - Park City, UT
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is June (22.5 days).
The month with the least sunshine days is February (12.6 days).

[Resources]

Average UV index in December
Park City, UT

Average UV index in December - Park City, UT
  • Average UV index in December: 1

Months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

[Resources]

Average cloud cover in December
Park City, UT

Average cloud cover in December - Park City, UT
  • Average cloud cover in December: 45

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 11).

[Resources]

Average visibility in December
Park City, UT

Average visibility in December - Park City, UT
  • Average visibility in December: 7km

Months with the highest visibility are June, July, August, September and October (10km).
The month with the lowest visibility is January (6km).

[Resources]