December weather forecast
Frisco, CO

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Weather in December

The first month of the winter, December, is still a freezing cold month in Frisco, Colorado, with an average temperature ranging between max 22.6°F (-5.2°C) and min 2.1°F (-16.6°C).

Temperature

December, on average, is the coldest month, registering a high temperature of 22.6°F (-5.2°C) and a low of 2.1°F (-16.6°C).

Humidity

The average relative humidity in December is 84%.

Rainfall

In Frisco, during December, the rain falls for 1.5 days and regularly aggregates up to 0.75" (19mm) of precipitation. In Frisco, during the entire year, the rain falls for 74.4 days and collects up to 14.96" (380mm) of precipitation.

Snowfall

January through December are months with snowfall. In Frisco, in December, snow falls for 11.3 days, with typically accumulated 6.1" (155mm) of snow. Throughout the year, in Frisco, there are 99.6 snowfall days, and 68.54" (1741mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Frisco, with an average of 9h and 24min of daylight.
On the first day of December in Frisco, sunrise is at 7:06 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:50 pm MST.

Sunshine

In December, the average sunshine is 5.7h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 1 during December translates into these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

During the coldest month in Frisco, December, temperatures average a high of 22.6°F (-5.2°C) and a low of 2.1°F (-16.6°C).

How cold is it in December?

In December, the average high-temperature and low-temperature are 22.6°F (-5.2°C) and 2.1°F (-16.6°C) respectively.

What is the average humidity in December?

In December, the average relative humidity is 84%.

How much does it rain in December?

In Frisco, in December, during 1.5 rainfall days, 0.75" (19mm) of precipitation is typically accumulated.

How much does it snow in December?

In Frisco, in December, snow falls for 11.3 days, with typically accumulated 6.1" (155mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

What is the average length of the day in December?

The average day length in December is 9h and 26min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:06 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 4:50 pm MST.

How long on average sun shines in December?

In December, the average sunshine duration is 5.7h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes 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
Frisco, CO

Average temperature in December - Frisco, CO
  • Average high temperature in December: 22.6°F

The warmest month (with the highest average high temperature) is July (67.1°F).
The month with the lowest average high temperature is December (22.6°F).

  • Average low temperature in December: 2.1°F

The month with the highest average low temperature is July (40.6°F).
The coldest month (with the lowest average low temperature) is January (1.6°F).

Average pressure in December
Frisco, CO

Average pressure in December - Frisco, CO
  • Average pressure in December: 30.16"Hg

The month with the highest atmospheric pressure is January (30.2"Hg).
The months with the lowest atmospheric pressure are April and May (29.94"Hg).

Average wind speed in December
Frisco, CO

Average wind speed in December - Frisco, CO
  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in December
Frisco, CO

Average humidity in December - Frisco, CO
  • Average humidity in December: 84%

The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is June (53%).

Average rainfall in December
Frisco, CO

Average rainfall in December - Frisco, CO
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is July (2.36").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in December
Frisco, CO

Average rainfall days in December - Frisco, CO
  • Average rainfall days in December: 1.5 days

The month with the highest number of rainy days is July (19.3 days).
The months with the least rainy days are February and November (1.1 days).

Average snowfall in December
Frisco, CO

Average snowfall in December - Frisco, CO
  • Average snowfall in December: 6.1"

The month with the highest snowfall is May (12.4").
The month with the least snowfall is July (0.12").

Average snowfall days in December
Frisco, CO

Average snowfall days in December - Frisco, CO
  • Average snowfall days in December: 11.3 days

The month with the highest number of snowfall days is May (13.8 days).
The month with the least snowfall days is July (0.9 days).

Average daylight in December /
Average sunshine in December
Frisco, CO

Average daylight in December / Average sunshine in December - Frisco, CO
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 5h and 24min).

Average sunshine days in December
Frisco, CO

Average sunshine days in December - Frisco, CO
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is July (8.7 days).

Average UV index in December
Frisco, CO

Average UV index in December - Frisco, CO
  • Average UV index in December: 1

The months with the highest UV index are July and August (UV index 4).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Frisco, CO

Average cloud cover in December - Frisco, CO
  • Average cloud cover in December: 46

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 18).

Average visibility in December
Frisco, CO

Average visibility in December - Frisco, CO
  • Average visibility in December: 4mi

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

Frisco, Colorado, USA

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