December weather forecast
Lakewood, CO

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The scenic setting of Lakewood, Colorado, a unique view of the iconic Belmar Park
The scenic setting of Lakewood, Colorado, a unique view of the iconic Belmar Park

Weather in December

December marks the onset of winter in Lakewood, with temperatures touching a low of 20.7°F (-6.3°C), consequentially limiting daylight to only 9.4 hours. A white cover of snow begins to shroud the city, adding up to 3.31" (84mm) over 7 days of the month. The winds yield a steady pace of 5.8mph (9.3km/h). As the coldest month, December brings with it strikingly short days and marks the completion of the climatic cycle.

Temperature

The coldest temperatures in Lakewood occur during December, when averages reach a peak of 39.9°F (4.4°C) and a low of 20.7°F (-6.3°C).

Humidity

In Lakewood, the average relative humidity in December is 61%.

Rainfall

The months with the least rainfall in Lakewood, Colorado, are January and December Rain falls for 4.3 days and accumulates 0.39" (10mm) of rain.

Snowfall

Months with snowfall are January through May, October through December. In Lakewood, in December, during 7 snowfall days, 3.31" (84mm) of snow is typically accumulated. In Lakewood, during the entire year, snow falls for 43.5 days and aggregates up to 35.67" (906mm) of snow.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in Lakewood.
On the first day of December, sunrise is at 7:02 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:46 pm MST.

Sunshine

The average sunshine in December is 7.1h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Lakewood. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Lakewood?

December is the coldest month of the year in Lakewood, registering average temperatures as high as 39.9°F (4.4°C) and as low as 20.7°F (-6.3°C).

How cold is it in Lakewood in December?

The high-temperature, in December, in Lakewood, is 39.9°F (4.4°C), while the low-temperature averages to 20.7°F (-6.3°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is computed to be 82.4°F (28°C).

What is the average humidity in December in Lakewood?

In December, the average relative humidity in Lakewood is 61%.

What is the driest month in Lakewood?

The months with the least rainfall in Lakewood, Colorado, are January and December Rain falls for 4.3 days and accumulates 0.39" (10mm) of rain.

How many days does it rain in December in Lakewood?

In Lakewood, during December, the rain falls for 4.3 days and regularly aggregates up to 0.39" (10mm) of precipitation.

How many days does it snow in December in Lakewood?

In Lakewood, Colorado, during December, snow falls for 7 days and regularly aggregates up to 3.31" (84mm) of snow.

What is the month with the shortest days in Lakewood?

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

What is the average length of the day in December in Lakewood?

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

When are sunrise and sunset in December in Lakewood?

In December, on the first day of the month, sunrise is at 7:02 am and sunset at 4:36 pm. On the last day of the month, in Lakewood, sunrise is at 7:21 am and sunset at 4:46 pm MST.

How long on average sun shines in December in Lakewood?

In Lakewood, Colorado, the average sunshine duration in December is 7.1h.

What is the month with the lowest UV index in Lakewood?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Lakewood.

What is the UV index reading in December in Lakewood?

The average daily maximum UV index in December in Lakewood is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Lakewood, CO

Average temperature in December - Lakewood, CO
  • Average high temperature in December: 39.9°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is December (39.9°F).

  • Average low temperature in December: 20.7°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is December (20.7°F).

Average pressure in December
Lakewood, CO

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

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is April (29.91"Hg).

Average wind speed in December
Lakewood, CO

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

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are August and September (5.7mph).

Average humidity in December
Lakewood, CO

Average humidity in December - Lakewood, CO
  • Average humidity in December: 61%

The month with the highest relative humidity is February (66%).
The month with the lowest relative humidity is June (41%).

Average rainfall in December
Lakewood, CO

Average rainfall in December - Lakewood, CO
  • Average rainfall in December: 0.39"

The wettest month (with the highest rainfall) is May (2.36").
The driest months (with the least rainfall) are January and December (0.39").

Average rainfall days in December
Lakewood, CO

Average rainfall days in December - Lakewood, CO
  • Average rainfall days in December: 4.3 days

The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is January (3.7 days).

Average snowfall in December
Lakewood, CO

Average snowfall in December - Lakewood, CO
  • Average snowfall in December: 3.31"

The month with the highest snowfall is March (6.26").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Lakewood, CO

Average snowfall days in December - Lakewood, CO
  • Average snowfall days in December: 7 days

The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Lakewood, 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 1min

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 54min).

Average sunshine days in December
Lakewood, CO

Average sunshine days in December - Lakewood, CO
  • Average sunshine days in December: 22.4 days

The month with the most sunshine days is November (23 days).
The month with the least sunshine days is July (5.6 days).

Average UV index in December
Lakewood, CO

Average UV index in December - Lakewood, CO
  • 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, November and December (UV index 2).

Average cloud cover in December
Lakewood, CO

Average cloud cover in December - Lakewood, CO
  • Average cloud cover in December: 21

The month with the most cloud cover is April (Cloud cover 26).
The month with the least cloud cover is September (Cloud cover 15).

Average visibility in December
Lakewood, CO

Average visibility in December - Lakewood, 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).

Lakewood, Colorado, USA

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