December weather forecast
Rangely, CO

Share

Weather in December

December, the first month of the winter in Rangely, is also a subzero cold month, with an average temperature fluctuating between 31.1°F (-0.5°C) and 17.8°F (-7.9°C).

Temperature

The commencement of December indicates a shift in the average high-temperature, receding from November's frosty 44.2°F (6.8°C) to a subzero cold 31.1°F (-0.5°C). Rangely cools down to an average low-temperature of 17.8°F (-7.9°C) throughout the month of December.

Humidity

The average relative humidity in December is 75%.

Rainfall

In Rangely, Colorado, during December, the rain falls for 6.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 114.4 rainfall days, and 10.16" (258mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 11 days and accumulates 6.34" (161mm) 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 the month, sunrise is at 7:18 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:37 am and sunset at 4:59 pm MST.

Sunshine

In December, the average sunshine is 6.5h.

UV index

The months with the lowest UV index in Rangely are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 suggests this advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. When the Sun is at its strongest around midday, find shade and limit exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

How cold is it in December?

The average high-temperature, in December, in Rangely, is 31.1°F (-0.5°C), while the average low-temperature is 17.8°F (-7.9°C).

What is the average humidity in December?

The average relative humidity in December is 75%.

How many days does it rain in December?

In December, the rain falls for 6.8 days. Throughout December, 0.87" (22mm) of precipitation is accumulated.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 11 days and typically aggregates up to 6.34" (161mm) of snow.

How many days does it snow in December?

In Rangely, in December, snow falls for 11 days, with typically accumulated 6.34" (161mm) of snow.

What is the month with the shortest days?

The month with the shortest days in Rangely is December, 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 23min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:18 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 4:59 pm MST.

How many hours of sunshine does Rangely have in December?

The average sunshine duration in December is 6.5h.

When is the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index 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
Rangely, CO

Average temperature in December - Rangely, CO
  • Average high temperature in December: 31.1°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (30°F).

  • Average low temperature in December: 17.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure in December
Rangely, CO

Average pressure in December - Rangely, CO
  • Average pressure in December: 30.22"Hg

The month with the highest atmospheric pressure is January (30.28"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

Average wind speed in December
Rangely, CO

Average wind speed in December - Rangely, CO
  • Average wind speed in December: 5.2mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is January (4.6mph).

Average humidity in December
Rangely, CO

Average humidity in December - Rangely, CO
  • Average humidity in December: 75%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is June (31%).

Average rainfall in December
Rangely, CO

Average rainfall in December - Rangely, CO
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is April (1.18").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days in December
Rangely, CO

Average rainfall days in December - Rangely, CO
  • Average rainfall days in December: 6.8 days

The month with the highest number of rainy days is April (13.3 days).
The month with the least rainy days is November (6.7 days).

Average snowfall in December
Rangely, CO

Average snowfall in December - Rangely, CO
  • Average snowfall in December: 6.34"

The month with the highest snowfall is December (6.34").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Rangely, CO

Average snowfall days in December - Rangely, CO
  • Average snowfall days in December: 11 days

The month with the highest number of snowfall days is January (12.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 6h and 3min

The months with the most sunshine are June and July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

Average sunshine days in December
Rangely, CO

Average sunshine days in December - Rangely, CO
  • Average sunshine days in December: 17.9 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is April (13 days).

Average UV index in December
Rangely, CO

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

Average cloud cover in December
Rangely, CO

Average cloud cover in December - Rangely, CO
  • Average cloud cover in December: 32

The months with the most cloud cover are January and February (Cloud cover 37).
The month with the least cloud cover is September (Cloud cover 12).

Average visibility in December
Rangely, CO

Average visibility in December - Rangely, CO
  • Average visibility in December: 5mi

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

Rangely, Colorado, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location