December weather forecast
Dinosaur, CO

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Weather in December

December, the first month of the winter in Dinosaur, is still a freezing cold month, with an average temperature ranging between max 31.1°F (-0.5°C) and min 17.8°F (-7.9°C).

Temperature

The commencement of December indicates a shift in the average high-temperature, receding from November's chilly 44.2°F (6.8°C) to a subzero cold 31.1°F (-0.5°C). In Dinosaur, the December nights cool down to an average low of 17.8°F (-7.9°C).

Humidity

In Dinosaur, the average relative humidity in December is 75%.

Rainfall

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

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December in Dinosaur, sunrise is at 7:20 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:00 pm MST.

Sunshine

In Dinosaur, the average sunshine in December is 6.5h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In December, the average high-temperature and low-temperature are 31.1°F (-0.5°C) and 17.8°F (-7.9°C) respectively.

What is the average humidity in December?

In Dinosaur, the average relative humidity in December is 75%.

How much does it rain in December?

In Dinosaur, Colorado, in December, it is raining for 6.8 days, with typically 0.87" (22mm) of accumulated precipitation.

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 Dinosaur, 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 is December, with an average of 9h and 24min of daylight.

How many hours of daylight does Dinosaur have in December?

In December, the average day length is 9h and 22min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:20 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:00 pm MST.

How long on average sun shines in December?

In December, the average sunshine duration is 6.5h.

What is the month with 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?

The average daily maximum UV index in December 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
Dinosaur, CO

Average temperature in December - Dinosaur, 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
Dinosaur, CO

Average pressure in December - Dinosaur, 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
Dinosaur, CO

Average wind speed in December - Dinosaur, 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
Dinosaur, CO

Average humidity in December - Dinosaur, 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
Dinosaur, CO

Average rainfall in December - Dinosaur, 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
Dinosaur, CO

Average rainfall days in December - Dinosaur, 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
Dinosaur, CO

Average snowfall in December - Dinosaur, 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
Dinosaur, CO

Average snowfall days in December - Dinosaur, 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
Dinosaur, CO

Average daylight in December / Average sunshine in December - Dinosaur, 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
Dinosaur, CO

Average sunshine days in December - Dinosaur, 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
Dinosaur, CO

Average UV index in December - Dinosaur, 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
Dinosaur, CO

Average cloud cover in December - Dinosaur, 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
Dinosaur, CO

Average visibility in December - Dinosaur, 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).

Dinosaur, Colorado, USA

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