Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December, with its high-temperature average of 31.3°F (-0.4°C) and a low-temperature average of 18.5°F (-7.5°C), is the coldest month.Humidity
In December, the average relative humidity is 74%.Rainfall
In Park City, in December, during 3.2 rainfall days, 0.31" (8mm) of precipitation is typically accumulated. Throughout the year, there are 95.8 rainfall days, and 8.74" (222mm) of precipitation is accumulated.Snowfall
Months with snowfall in Park City are January through May, September through December. In Park City, in December, snow falls for 8.5 days, with typically accumulated 2.36" (60mm) of snow. Throughout the year, in Park City, there are 44.1 snowfall days, and 15.75" (400mm) of snow is accumulated.Daylight
With an average of 8h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:36 am and sunset at 4:33 pm. On the last day of December, sunrise is at 7:56 am and sunset at 4:41 pm MST.
Sunshine
The average sunshine in December in Park City is 5.8h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: In December, a daily UV index of 2 turns into the following recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Boost your sun resistance with garments that are densely woven yet spacious. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Frequently asked questions
What month is the coldest in Park City?
How cold is December in Park City?
What is the average humidity in December in Park City?
How much does it rain in Park City in December?
How many days does it snow in December in Park City?
What is the month with the shortest days in Park City?
How many hours of daylight does Park City have in December?
When is the sunrise / sunset in December in Park City?
How many hours of sunshine does Park City have in December?
What is the month with the lowest UV index in Park City?
What is the UV index intensity in December in Park City?
Average temperature in December
Park City, MT
- Average high temperature in December: 31.3°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is December (31.3°F).
- Average low temperature in December: 18.5°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is February (18.3°F).
Average pressure in December
Park City, MT
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Park City, MT
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is January (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in December
Park City, MT
- Average humidity in December: 74%
The month with the highest relative humidity is January (76%).
The month with the lowest relative humidity is August (40%).
Average rainfall in December
Park City, MT
- Average rainfall in December: 0.31"
The wettest month (with the highest rainfall) is May (1.54").
The driest month (with the least rainfall) is January (0.28").
Average rainfall days in December
Park City, MT
- Average rainfall days in December: 3.2 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in December
Park City, MT
- Average snowfall in December: 2.36"
The month with the highest snowfall is February (2.68").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Park City, MT
- Average snowfall days in December: 8.5 days
The month with the highest number of snowfall days is February (8.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Park City, MT
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in December
Park City, MT
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is May (13.1 days).
Average UV index in December
Park City, MT
- 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, March, November and December (UV index 2).
Average cloud cover in December
Park City, MT
- Average cloud cover in December: 39
The month with the most cloud cover is February (Cloud cover 43).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility in December
Park City, MT
- 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).
Park City, Montana, USA
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