December weather forecast
Raymer, CO

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Weather in December

The first month of the winter, December, is also a wintry month in Raymer, Colorado, with an average temperature varying between 38.7°F (3.7°C) and 22.5°F (-5.3°C).

Temperature

Raymer records the coldest temperatures in December, averaging a high of 38.7°F (3.7°C) and a low of 22.5°F (-5.3°C).

Humidity

In December, the average relative humidity is 63%.

Rainfall

January and December are months with the least rain when the rain falls for 5 days and typically aggregates up to 0.39" (10mm) of rain.

Snowfall

Months with snowfall are January through May, October through December. In Raymer, during December, snow falls for 5.8 days and regularly aggregates up to 1.65" (42mm) of snow. In Raymer, during the entire year, snow falls for 33.8 days and aggregates up to 12.83" (326mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:00 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:38 pm MST.

Sunshine

February and December, with an average of 6.5h of sunshine, are months with the least sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

December, known for its average high temperature of 38.7°F (3.7°C) and an average low temperature of 22.5°F (-5.3°C), is the coldest month.

Is December cold?

The high-temperature during December is 38.7°F (3.7°C) and the low-temperature is 22.5°F (-5.3°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 87.8°F (31°C).

What is the average humidity in December?

In December, the average relative humidity is 63%.

What is the driest month?

January and December are months with the least rain when the rain falls for 5 days and typically aggregates up to 0.39" (10mm) of rain.

How much does it rain in December?

In December, the rain falls for 5 days. Throughout December, 0.39" (10mm) of precipitation is accumulated.

How many days does it snow in December?

In Raymer, in December, snow falls for 5.8 days, with typically accumulated 1.65" (42mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

What is the average length of the day in December?

In Raymer, the average day length in December is 9h and 19min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:00 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 4:38 pm MST.

What is the month with the least sunshine?

February and December, with an average of 6.5h of sunshine, are months with the least sunshine.

How many hours of sunshine does Raymer have in December?

In December, the average sunshine duration is 6.5h.

When is the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to 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
Raymer, CO

Average temperature in December - Raymer, CO
  • Average high temperature in December: 38.7°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is December (38.7°F).

  • Average low temperature in December: 22.5°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is December (22.5°F).

Average pressure in December
Raymer, CO

Average pressure in December - Raymer, CO
  • Average pressure in December: 30.1"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in December
Raymer, CO

Average wind speed in December - Raymer, CO
  • Average wind speed in December: 7.8mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is December (7.8mph).

Average humidity in December
Raymer, CO

Average humidity in December - Raymer, CO
  • Average humidity in December: 63%

The month with the highest relative humidity is January (64%).
The months with the lowest relative humidity are August and September (45%).

Average rainfall in December
Raymer, CO

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

The wettest month (with the highest rainfall) is May (2.2").
The driest months (with the least rainfall) are January and December (0.39").

Average rainfall days in December
Raymer, CO

Average rainfall days in December - Raymer, CO
  • Average rainfall days in December: 5 days

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (2.9 days).

Average snowfall in December
Raymer, CO

Average snowfall in December - Raymer, CO
  • Average snowfall in December: 1.65"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Raymer, CO

Average snowfall days in December - Raymer, CO
  • Average snowfall days in December: 5.8 days

The month with the highest number of snowfall days is February (8.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Raymer, 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 18min).

  • Average sunshine in December: 6h and 3min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 30min).

Average sunshine days in December
Raymer, CO

Average sunshine days in December - Raymer, CO
  • Average sunshine days in December: 22.8 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in December
Raymer, CO

Average UV index in December - Raymer, 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, November and December (UV index 2).

Average cloud cover in December
Raymer, CO

Average cloud cover in December - Raymer, CO
  • Average cloud cover in December: 28

The month with the most cloud cover is February (Cloud cover 31).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in December
Raymer, CO

Average visibility in December - Raymer, 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).

Raymer, Colorado, USA

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