December weather forecast
Standing Rock, NM

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Weather in December

The first month of the winter, December, is still a cold month in Standing Rock, New Mexico, with an average temperature ranging between max 40.1°F (4.5°C) and min 22.6°F (-5.2°C).

Temperature

The start of December comes with a reduction in the average high-temperature, receding from a cool 51.4°F (10.8°C) in November to an icy 40.1°F (4.5°C). During the month of December, Standing Rock's nighttime temperature lowers to an average of 22.6°F (-5.2°C).

Humidity

In December, the average relative humidity is 66%.

Rainfall

In Standing Rock, in December, during 3.7 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 69.2 rainfall days, and 6.69" (170mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Standing Rock, in December, during 5.9 snowfall days, 2.6" (66mm) of snow is typically accumulated. In Standing Rock, New Mexico, during the entire year, snow falls for 24.1 days and aggregates up to 10.91" (277mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 7:05 am and sunset at 4:59 pm. On the last day of December, sunrise is at 7:23 am and sunset at 5:10 pm MST.

Sunshine

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

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. 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, a daily UV index of 2 turns into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

The average high-temperature and low-temperature during December are 40.1°F (4.5°C) and 22.6°F (-5.2°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 80.6°F (27°C).

What is the average humidity in December?

In Standing Rock, the average relative humidity in December is 66%.

How much does it rain in December?

In Standing Rock, in December, it is raining for 3.7 days, with typically 0.55" (14mm) of accumulated precipitation.

How much does it snow in December?

In Standing Rock, New Mexico, during December, snow falls for 5.9 days and regularly aggregates up to 2.6" (66mm) of snow.

What is the month with the shortest days in Standing Rock?

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

How many hours of daylight does Standing Rock have in December?

In December, the average day length in Standing Rock is 9h and 47min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:05 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 5:10 pm MST.

What is the month with the least sunshine?

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

How many hours of sunshine does Standing Rock have 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, November and December, with an average maximum UV index of 2.

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents 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
Standing Rock, NM

Average temperature in December - Standing Rock, NM
  • Average high temperature in December: 40.1°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in December: 22.6°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (21.7°F).

Average pressure in December
Standing Rock, NM

Average pressure in December - Standing Rock, NM
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

Average wind speed in December
Standing Rock, NM

Average wind speed in December - Standing Rock, NM
  • Average wind speed in December: 7.7mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is January (6.8mph).

Average humidity in December
Standing Rock, NM

Average humidity in December - Standing Rock, NM
  • Average humidity in December: 66%

The month with the highest relative humidity is January (70%).
The month with the lowest relative humidity is June (23%).

Average rainfall in December
Standing Rock, NM

Average rainfall in December - Standing Rock, NM
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is July (1.06").
The driest months (with the least rainfall) are May and June (0.24").

Average rainfall days in December
Standing Rock, NM

Average rainfall days in December - Standing Rock, NM
  • Average rainfall days in December: 3.7 days

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in December
Standing Rock, NM

Average snowfall in December - Standing Rock, NM
  • Average snowfall in December: 2.6"

The month with the highest snowfall is January (2.91").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Standing Rock, NM

Average snowfall days in December - Standing Rock, NM
  • Average snowfall days in December: 5.9 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
Standing Rock, NM

Average daylight in December / Average sunshine in December - Standing Rock, 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 3min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 30min).

Average sunshine days in December
Standing Rock, NM

Average sunshine days in December - Standing Rock, NM
  • Average sunshine days in December: 22.4 days

The month with the most sunshine days is June (25.1 days).
The month with the least sunshine days is July (14.4 days).

Average UV index in December
Standing Rock, NM

Average UV index in December - Standing Rock, 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
Standing Rock, NM

Average cloud cover in December - Standing Rock, NM
  • Average cloud cover in December: 27

The month with the most cloud cover is January (Cloud cover 28).
The month with the least cloud cover is June (Cloud cover 10).

Average visibility in December
Standing Rock, NM

Average visibility in December - Standing Rock, NM
  • Average visibility in December: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Standing Rock, New Mexico, USA

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