December weather forecast
Evergreen, CO

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The beautiful hilly landscape of Evergreen, Colorado
The beautiful hilly landscape of Evergreen, Colorado

Weather in December

December witnesses Evergreen dressed in its winter best, as snow sets the tone for festive celebrations. As the skyline turns grey, the streets are enlivened with the warmth of holiday decorations, festive lights, and a palpable festive cheer. The descent of snow, reaching 5.04" (128mm), cultivates a winter wonderland, creating postcard-perfect scenes around Evergreen. The transition to the new year hints at the continuance of cold and snowy weather conditions. December ends the weather cycle on a pleasant note, further enriching the charm of Evergreen's snow-cloaked winter skies.

Temperature

December is the month when Evergreen experiences its coldest temperatures, averaging a high of 36.5°F (2.5°C) and a low of 18.3°F (-7.6°C).

Humidity

In Evergreen, the average relative humidity in December is 64%.

Rainfall

In December, the rain falls for 7.1 days. Throughout December, 0.67" (17mm) of precipitation is accumulated. Throughout the year, there are 141.9 rainfall days, and 17.32" (440mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 9.6 days. Throughout December, 5.04" (128mm) of snow is accumulated. In Evergreen, during the entire year, snow falls for 57.8 days and aggregates up to 49.41" (1255mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:03 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:47 pm MST.

Sunshine

In Evergreen, the average sunshine in December is 7h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

What month is the coldest?

December, noted for its average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 18.3°F (-7.6°C), is considered the coldest month.

How cold is December?

In December, the average high-temperature and low-temperature are 36.5°F (2.5°C) and 18.3°F (-7.6°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 80.6°F (27°C).

What is the average humidity in December?

In Evergreen, the average relative humidity in December is 64%.

How many days does it rain in December?

In Evergreen, during December, the rain falls for 7.1 days and regularly aggregates up to 0.67" (17mm) of precipitation.

How many days does it snow in December?

In December, it is snowing for 9.6 days. Throughout December, 5.04" (128mm) of snow is accumulated.

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?

In December, the average day length is 9h and 25min.

What time are sunrise and sunset in December in Evergreen?

On the first day of December, sunrise is at 7:03 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:47 pm MST.

How long on average sun shines in December?

The average sunshine duration in December is 7h.

What are the months with the lowest UV index?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Evergreen, CO

Average temperature in December - Evergreen, CO
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in December: 18.3°F

The month with the highest average low temperature is July (56.3°F).
The coldest months (with the lowest average low temperature) are February and December (18.3°F).

Average pressure in December
Evergreen, CO

Average pressure in December - Evergreen, CO
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are April, May and June (29.92"Hg).

Average wind speed in December
Evergreen, CO

Average wind speed in December - Evergreen, CO
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is January (6.7mph).
The calmest month (with the lowest average wind speed) is September (5.4mph).

Average humidity in December
Evergreen, CO

Average humidity in December - Evergreen, CO
  • Average humidity in December: 64%

The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is June (43%).

Average rainfall in December
Evergreen, CO

Average rainfall in December - Evergreen, CO
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in December
Evergreen, CO

Average rainfall days in December - Evergreen, CO
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is November (5 days).

Average snowfall in December
Evergreen, CO

Average snowfall in December - Evergreen, CO
  • Average snowfall in December: 5.04"

The month with the highest snowfall is March (9.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Evergreen, CO

Average snowfall days in December - Evergreen, CO
  • Average snowfall days in December: 9.6 days

The month with the highest number of snowfall days is February (12.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Evergreen, 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: 7h and 0min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

Average sunshine days in December
Evergreen, CO

Average sunshine days in December - Evergreen, CO
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (5.4 days).

Average UV index in December
Evergreen, CO

Average UV index in December - Evergreen, CO
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

Average cloud cover in December
Evergreen, CO

Average cloud cover in December - Evergreen, CO
  • Average cloud cover in December: 22

The months with the most cloud cover are April and May (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).

Average visibility in December
Evergreen, CO

Average visibility in December - Evergreen, CO
  • 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).

Evergreen, Colorado, USA

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