December weather forecast
Las Cruces, NM

The lovely hilly countryside in Las Cruces, New Mexico
The lovely hilly countryside in Las Cruces, New Mexico

Weather in December

The first month of the winter, December, is still a cool month in Las Cruces, New Mexico, with temperature in the range of an average high of 53.8°F (12.1°C) and an average low of 37.4°F (3°C).

Temperature

In December, the average high-temperature drops from an enjoyable 63.3°F (17.4°C) in November to a cool 53.8°F (12.1°C). In Las Cruces, the average low-temperature is 37.4°F (3°C).

Humidity

The most humid month is December, with an average relative humidity of 50%.

Rainfall

In Las Cruces, in December, it is raining for 4.2 days, with typically 0.47" (12mm) of accumulated precipitation. Throughout the year, in Las Cruces, there are 84.4 rainfall days, and 9.72" (247mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January, February, November and December. December is the month with the most snowfall. Snow falls for 1.1 days and accumulates 0.67" (17mm) of snow.

Daylight

With an average of 10h and 4min of daylight, December has the shortest days of the year in Las Cruces, New Mexico.
On the first day of the month, sunrise is at 6:50 am and sunset at 5:01 pm. On the last day of December, in Las Cruces, New Mexico, sunrise is at 7:08 am and sunset at 5:12 pm MST.

Sunshine

December has the least sunshine of the year, with an average of 7.1h of sunshine.

UV index

January, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Las Cruces?

In December, in Las Cruces, New Mexico, the average high-temperature is 53.8°F (12.1°C), and the average low-temperature is 37.4°F (3°C). in September, the average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 84.2°F (29°C).

What is the most humid month in Las Cruces?

December is the most humid month, with an average relative humidity of 50%.

What is the average humidity in December in Las Cruces?

The average relative humidity in December in Las Cruces, New Mexico, is 50%.

How many days does it rain in December in Las Cruces?

In Las Cruces, during December, the rain falls for 4.2 days and regularly aggregates up to 0.47" (12mm) of precipitation.

What is the snowiest month in Las Cruces?

December is the month with the most snowfall in Las Cruces. Snow falls for 1.1 days and accumulates 0.67" (17mm) of snow.

How many days does it snow in December in Las Cruces?

In Las Cruces, New Mexico, in December, snow falls for 1.1 days, with typically accumulated 0.67" (17mm) of snow.

What is the month with the shortest days in Las Cruces?

The month with the shortest days in Las Cruces, New Mexico, is December, with an average of 10h and 4min of daylight.

What is the average length of the day in December in Las Cruces?

In December, the average day length in Las Cruces, New Mexico, is 10h and 4min.

When is the sunrise / sunset in December in Las Cruces?

In December, on the first day of the month, sunrise is at 6:50 am and sunset at 5:01 pm. On the last day of the month, in Las Cruces, New Mexico, sunrise is at 7:08 am and sunset at 5:12 pm MST.

What is the month with the least sunshine in Las Cruces?

December has the least sunshine of the year in Las Cruces, with an average of 7.1h of sunshine.

How long on average sun shines in December in Las Cruces?

The average sunshine duration in December in Las Cruces is 7.1h.

What is the month with the lowest UV index in Las Cruces?

January, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Las Cruces.

What is the UV index intensity in December in Las Cruces?

The average daily maximum UV index in December in Las Cruces is 3. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Las Cruces, NM

Average temperature in December - Las Cruces, NM
  • Average high temperature in December: 53.8°F

The warmest month (with the highest average high temperature) is June (93.9°F).
The month with the lowest average high temperature is January (53.6°F).

  • Average low temperature in December: 37.4°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

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Average pressure in December
Las Cruces, NM

Average pressure in December - Las Cruces, NM
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in December
Las Cruces, NM

Average wind speed in December - Las Cruces, NM
  • Average wind speed in December: 6.2mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is January (6mph).

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Average humidity in December
Las Cruces, NM

Average humidity in December - Las Cruces, NM
  • Average humidity in December: 50%

The month with the highest relative humidity is December (50%).
The months with the lowest relative humidity are April and May (22%).

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Average rainfall in December
Las Cruces, NM

Average rainfall in December - Las Cruces, NM
  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is July (2.28").
The driest month (with the least rainfall) is April (0.12").

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Average rainfall days in December
Las Cruces, NM

Average rainfall days in December - Las Cruces, NM
  • Average rainfall days in December: 4.2 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is May (2.8 days).

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Average snowfall in December
Las Cruces, NM

Average snowfall in December - Las Cruces, NM
  • Average snowfall in December: 0.67"

The month with the highest snowfall is December (0.67").
The months with the least snowfall are March, April, May, June, July, August, September and October (0").

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Average snowfall days in December
Las Cruces, NM

Average snowfall days in December - Las Cruces, NM
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is December (1.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Las Cruces, NM

Average daylight in December / Average sunshine in December - Las Cruces, NM
  • Average daylight in December: 10h and 4min

The month with the longest days is June (Average daylight: 14h and 14min).
The month with the shortest days is December (Average daylight: 10h and 4min).

  • Average sunshine in December: 7h and 6min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 7h and 6min).

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Average sunshine days in December
Las Cruces, NM

Average sunshine days in December - Las Cruces, NM
  • Average sunshine days in December: 25.4 days

The months with the most sunshine days are January and April (26.8 days).
The month with the least sunshine days is July (10.3 days).

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Average UV index in December
Las Cruces, NM

Average UV index in December - Las Cruces, NM
  • Average UV index in December: 3

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).

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Average cloud cover in December
Las Cruces, NM

Average cloud cover in December - Las Cruces, NM
  • Average cloud cover in December: 18

The months with the most cloud cover are July and December (Cloud cover 18).
The month with the least cloud cover is May (Cloud cover 8).

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Average visibility in December
Las Cruces, NM

Average visibility in December - Las Cruces, 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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