December weather forecast
Santa Rosa, NM

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Weather in December

The first month of the winter, December, is also a frosty month in Santa Rosa, New Mexico, with an average temperature varying between 49.3°F (9.6°C) and 31.5°F (-0.3°C).

Temperature

Santa Rosa's coldest temperatures are experienced in December, with average high temperatures of 49.3°F (9.6°C) and lows of 31.5°F (-0.3°C).

Humidity

December is the most humid month in Santa Rosa, with an average relative humidity of 52%.

Rainfall

In Santa Rosa, during December, the rain falls for 3.2 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, there are 78.6 rainfall days, and 9.06" (230mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Santa Rosa, New Mexico, are January through April, October through December. In December, it is snowing for 3.5 days. Throughout December, 1.65" (42mm) of snow is accumulated. In Santa Rosa, New Mexico, during the entire year, snow falls for 13.6 days and aggregates up to 8.19" (208mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December in Santa Rosa, sunrise is at 6:48 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:57 pm MST.

Sunshine

January and December, with an average of 7.1h of sunshine, are months with the least sunshine in Santa Rosa.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Santa Rosa. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: A daily high UV index of 2 in December leads to these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What time of the year is the coldest in Santa Rosa?

Santa Rosa's December weather reaches an average high of 49.3°F (9.6°C) and an average low of 31.5°F (-0.3°C), making it the coldest month.

What is the temperature in December in Santa Rosa?

An average high-temperature, in December, in Santa Rosa, is 49.3°F (9.6°C) and the average low-temperature is 31.5°F (-0.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in September is appraised at 82.4°F (28°C).

What is the most humid month in Santa Rosa?

With an average relative humidity of 52%, December is the most humid month in Santa Rosa, New Mexico.

What is the average humidity in December in Santa Rosa?

The average relative humidity in December is 52%.

How much does it rain in Santa Rosa in December?

In Santa Rosa, New Mexico, in December, it is raining for 3.2 days, with typically 0.51" (13mm) of accumulated precipitation.

How much does it snow in Santa Rosa in December?

In December, in Santa Rosa, New Mexico, it is snowing for 3.5 days. Throughout December, 1.65" (42mm) of snow is accumulated.

What is the month with the shortest days in Santa Rosa?

The month with the shortest days in Santa Rosa is December, with an average of 9h and 54min of daylight.

How many hours of daylight does Santa Rosa have in December?

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

What time are sunrise and sunset in December in Santa Rosa?

In December, on the first day of the month, sunrise is at 6:48 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:57 pm MST.

What are the months with the least sunshine in Santa Rosa?

January and December, with an average of 7.1h of sunshine, are months with the least sunshine in Santa Rosa.

How long on average sun shines in December in Santa Rosa?

The average sunshine duration in December is 7.1h.

When is the lowest UV index in Santa Rosa?

With an average maximum UV index of 2, December is the month with the lowest UV index in Santa Rosa.

How high is the UV index in December in Santa Rosa?

In Santa Rosa, 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 Sun's UV rays.
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
Santa Rosa, NM

Average temperature in December - Santa Rosa, NM
  • Average high temperature in December: 49.3°F

The warmest months (with the highest average high temperature) are June and July (90°F).
The month with the lowest average high temperature is December (49.3°F).

  • Average low temperature in December: 31.5°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in December
Santa Rosa, NM

Average pressure in December - Santa Rosa, NM
  • Average pressure in December: 30.09"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is April (29.86"Hg).

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Average wind speed in December
Santa Rosa, NM

Average wind speed in December - Santa Rosa, NM
  • Average wind speed in December: 11.7mph

The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9mph).

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Average humidity in December
Santa Rosa, NM

Average humidity in December - Santa Rosa, NM
  • Average humidity in December: 52%

The month with the highest relative humidity is December (52%).
The month with the lowest relative humidity is April (31%).

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Average rainfall in December
Santa Rosa, NM

Average rainfall in December - Santa Rosa, NM
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is July (1.61").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in December
Santa Rosa, NM

Average rainfall days in December - Santa Rosa, NM
  • Average rainfall days in December: 3.2 days

The month with the highest number of rainy days is July (12.5 days).
The month with the least rainy days is November (2.4 days).

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Average snowfall in December
Santa Rosa, NM

Average snowfall in December - Santa Rosa, NM
  • Average snowfall in December: 1.65"

The month with the highest snowfall is November (1.85").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Santa Rosa, NM

Average snowfall days in December - Santa Rosa, NM
  • Average snowfall days in December: 3.5 days

The months with the highest number of snowfall days are January and December (3.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Santa Rosa, NM

Average daylight in December / Average sunshine in December - Santa Rosa, 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 54min).

  • Average sunshine in December: 7h and 1min

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: 7h and 6min).

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Average sunshine days in December
Santa Rosa, NM

Average sunshine days in December - Santa Rosa, NM
  • Average sunshine days in December: 24.6 days

The month with the most sunshine days is November (25.5 days).
The month with the least sunshine days is July (14 days).

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Average UV index in December
Santa Rosa, NM

Average UV index in December - Santa Rosa, NM
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Santa Rosa, NM

Average cloud cover in December - Santa Rosa, NM
  • Average cloud cover in December: 19

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 12).

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Average visibility in December
Santa Rosa, NM

Average visibility in December - Santa Rosa, 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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Santa Rosa, New Mexico, USA

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