December weather forecast
Casa Blanca, NM

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Weather in December

The first month of the winter, December, is also an icy month in Casa Blanca, New Mexico, with an average temperature varying between 23°F (-5°C) and 40.3°F (4.6°C).

Temperature

Arrival of December comes with a reduction in the average high-temperature, falling from a fresh 51.4°F (10.8°C) in November to an icy 40.3°F (4.6°C). In the month of December, the temperature in Casa Blanca generally rests at an average low of 23°F (-5°C).

Humidity

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

Rainfall

In December, the rain falls for 4.1 days. Throughout December, 0.63" (16mm) of precipitation is accumulated. In Casa Blanca, during the entire year, the rain falls for 85.5 days and collects up to 9.37" (238mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Casa Blanca, during December, snow falls for 6.1 days and regularly aggregates up to 3.11" (79mm) of snow. Throughout the year, there are 25.4 snowfall days, and 13.15" (334mm) of snow is accumulated.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of December in Casa Blanca, sunrise is at 7:00 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:08 pm MST.

Sunshine

In Casa Blanca, the average sunshine in December is 6.9h.

UV index

The months with the lowest UV index in Casa Blanca, New Mexico, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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Frequently asked questions

Is it cold in Casa Blanca during December?

The average high-temperature and low-temperature in Casa Blanca, New Mexico, during December are 40.3°F (4.6°C) and 23°F (-5°C) respectively. In July, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 80.6°F (27°C).

What is the average humidity in December in Casa Blanca?

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

How much does it rain in Casa Blanca in December?

In December, the rain falls for 4.1 days. Throughout December, 0.63" (16mm) of precipitation is accumulated.

How much does it snow in Casa Blanca in December?

In Casa Blanca, in December, during 6.1 snowfall days, 3.11" (79mm) of snow is typically accumulated.

What is the month with the shortest days in Casa Blanca?

December has the shortest days of the year in Casa Blanca, with an average of 9h and 48min of daylight.

What is the average length of the day in December in Casa Blanca?

In December, the average day length in Casa Blanca is 9h and 51min.

When is the sunrise / sunset in December in Casa Blanca?

On the first day of December in Casa Blanca, New Mexico, sunrise is at 7:00 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:08 pm MST.

How long on average sun shines in December in Casa Blanca?

The average sunshine duration in December in Casa Blanca, New Mexico, is 6.9h.

When is the lowest UV index in Casa Blanca?

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

What is the UV index reading in December in Casa Blanca?

In Casa Blanca, New Mexico, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Casa Blanca, NM

Average temperature in December - Casa Blanca, NM
  • Average high temperature in December: 40.3°F

The warmest month (with the highest average high temperature) is June (81°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in December: 23°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

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Average pressure in December
Casa Blanca, NM

Average pressure in December - Casa Blanca, NM
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.18"Hg).
The months with the lowest atmospheric pressure are April, May and June (29.89"Hg).

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Average wind speed in December
Casa Blanca, NM

Average wind speed in December - Casa Blanca, NM
  • Average wind speed in December: 8.4mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).

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Average humidity in December
Casa Blanca, NM

Average humidity in December - Casa Blanca, NM
  • Average humidity in December: 64%

The month with the highest relative humidity is January (69%).
The month with the lowest relative humidity is June (26%).

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Average rainfall in December
Casa Blanca, NM

Average rainfall in December - Casa Blanca, NM
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is November (0.35").

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Average rainfall days in December
Casa Blanca, NM

Average rainfall days in December - Casa Blanca, NM
  • Average rainfall days in December: 4.1 days

The month with the highest number of rainy days is August (15.3 days).
The month with the least rainy days is February (2.5 days).

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Average snowfall in December
Casa Blanca, NM

Average snowfall in December - Casa Blanca, NM
  • Average snowfall in December: 3.11"

The month with the highest snowfall is January (4.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Casa Blanca, NM

Average snowfall days in December - Casa Blanca, NM
  • Average snowfall days in December: 6.1 days

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Casa Blanca, NM

Average daylight in December / Average sunshine in December - Casa Blanca, NM
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 48min).

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Average sunshine days in December
Casa Blanca, NM

Average sunshine days in December - Casa Blanca, NM
  • Average sunshine days in December: 22.3 days

The month with the most sunshine days is November (24.5 days).
The month with the least sunshine days is August (10.5 days).

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Average UV index in December
Casa Blanca, NM

Average UV index in December - Casa Blanca, NM
  • 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).

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Average cloud cover in December
Casa Blanca, NM

Average cloud cover in December - Casa Blanca, NM
  • Average cloud cover in December: 24

The month with the most cloud cover is January (Cloud cover 25).
The months with the least cloud cover are June and October (Cloud cover 12).

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Average visibility in December
Casa Blanca, NM

Average visibility in December - Casa Blanca, NM
  • 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).

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Casa Blanca, New Mexico, USA

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