December weather forecast
McCartys, NM

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Weather in December

The first month of the winter, December, is still a cold month in McCartys, New Mexico, with an average temperature ranging between max 40.3°F (4.6°C) and min 23°F (-5°C).

Temperature

December brings a decrease in the average high-temperature, falling from November's fresh 51.4°F (10.8°C) to a cold 40.3°F (4.6°C). Throughout December, an average low-temperature of 23°F (-5°C) is experienced.

Humidity

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

Rainfall

In McCartys, in December, it is raining for 4.1 days, with typically 0.63" (16mm) of accumulated precipitation. In McCartys, New Mexico, 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 McCartys, in December, snow falls for 6.1 days, with typically accumulated 3.11" (79mm) of snow. In McCartys, during the entire year, snow falls for 25.4 days and aggregates up to 13.15" (334mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 7:01 am and sunset at 4:58 pm. On the last day of December, sunrise is at 7:18 am and sunset at 5:09 pm MST.

Sunshine

In December, the average sunshine is 6.9h.

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 value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

The average high-temperature and low-temperature 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 evaluated at 80.6°F (27°C).

What is the average humidity in December?

The average relative humidity in December in McCartys, New Mexico, is 64%.

How many days does it rain in December?

In McCartys, during December, the rain falls for 4.1 days and regularly aggregates up to 0.63" (16mm) of precipitation.

How much does it snow in December?

In McCartys, in December, snow falls for 6.1 days, with typically accumulated 3.11" (79mm) of snow.

What is the month with the shortest days?

With an average of 9h and 48min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In December, the average day length is 9h and 50min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:01 am and sunset at 4:58 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:09 pm MST.

How many hours of sunshine does McCartys have in December?

In McCartys, the average sunshine duration in December is 6.9h.

What are the months with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
McCartys, NM

Average temperature in December - McCartys, 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).

Average pressure in December
McCartys, NM

Average pressure in December - McCartys, 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).

Average wind speed in December
McCartys, NM

Average wind speed in December - McCartys, 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).

Average humidity in December
McCartys, NM

Average humidity in December - McCartys, 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%).

Average rainfall in December
McCartys, NM

Average rainfall in December - McCartys, 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").

Average rainfall days in December
McCartys, NM

Average rainfall days in December - McCartys, 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).

Average snowfall in December
McCartys, NM

Average snowfall in December - McCartys, 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").

Average snowfall days in December
McCartys, NM

Average snowfall days in December - McCartys, 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).

Average daylight in December /
Average sunshine in December
McCartys, NM

Average daylight in December / Average sunshine in December - McCartys, 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).

Average sunshine days in December
McCartys, NM

Average sunshine days in December - McCartys, 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).

Average UV index in December
McCartys, NM

Average UV index in December - McCartys, 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).

Average cloud cover in December
McCartys, NM

Average cloud cover in December - McCartys, 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).

Average visibility in December
McCartys, NM

Average visibility in December - McCartys, 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).

McCartys, New Mexico, USA

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