December weather forecast
Portair, NM

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Weather in December

The first month of the winter, December, is still a cool month in Portair, New Mexico, with an average temperature ranging between max 50°F (10°C) and min 31.1°F (-0.5°C).

Temperature

Portair witnesses the coldest weather in December, with temperatures averaging a high of 50°F (10°C) and a low of 31.1°F (-0.5°C).

Humidity

The most humid month in Portair, New Mexico, is December, with an average relative humidity of 54%.

Rainfall

In Portair, New Mexico, in December, it is raining for 4.3 days, with typically 0.43" (11mm) of accumulated precipitation. Throughout the year, in Portair, there are 86.6 rainfall days, and 11.77" (299mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Portair are January through April, October through December. In December, in Portair, it is snowing for 3.5 days. Throughout December, 1.18" (30mm) of snow is accumulated. In Portair, during the entire year, snow falls for 12.8 days and aggregates up to 5.79" (147mm) of snow.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:42 am and sunset at 4:43 pm. On the last day of December, in Portair, sunrise is at 6:59 am and sunset at 4:53 pm MST.

Sunshine

The months with the least sunshine in Portair are January, February and December, with an average of 7h of sunshine.

UV index

December is the month with the lowest UV index, 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: An average UV index of 2 in December transforms into this advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Frequently asked questions

What time of the year is the coldest in Portair?

Portair, New Mexico, experiences its lowest temperatures in December, with an average peak of 50°F (10°C) and a low of 31.1°F (-0.5°C).

What is the temperature in December in Portair?

An average high-temperature, in December, in Portair, is 50°F (10°C) and the average low-temperature is 31.1°F (-0.5°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in September is evaluated at 82.4°F (28°C).

What is the most humid month in Portair?

With an average relative humidity of 54%, December is the most humid month.

What is the average humidity in December in Portair?

The average relative humidity in December is 54%.

How many days does it rain in December in Portair?

In Portair, during December, the rain falls for 4.3 days and regularly aggregates up to 0.43" (11mm) of precipitation.

How much does it snow in Portair in December?

In Portair, in December, during 3.5 snowfall days, 1.18" (30mm) of snow is typically accumulated.

What is the month with the shortest days in Portair?

With an average of 9h and 54min of daylight, December has the shortest days of the year in Portair.

What is the average length of the day in December in Portair?

In December, the average day length in Portair, New Mexico, is 9h and 54min.

What time are sunrise and sunset in December in Portair?

In December, on the first day of the month, sunrise is at 6:42 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 4:53 pm MST.

What is the month with the least sunshine in Portair?

The months with the least sunshine in Portair, New Mexico, are January, February and December, with an average of 7h of sunshine.

How many hours of sunshine does Portair have in December?

In Portair, the average sunshine duration in December is 7h.

When is the lowest UV index in Portair?

December is the month with the lowest UV index, with an average maximum UV index of 2.

What is the UV index reading in December in Portair?

In December, the average daily maximum UV index in Portair is 2. A UV Index estimate of 2, and below, represents 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
Portair, NM

Average temperature in December - Portair, NM
  • Average high temperature in December: 50°F

The warmest month (with the highest average high temperature) is June (90.7°F).
The month with the lowest average high temperature is December (50°F).

  • Average low temperature in December: 31.1°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is December (31.1°F).

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Average pressure in December
Portair, NM

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

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in December
Portair, NM

Average wind speed in December - Portair, NM
  • Average wind speed in December: 11.6mph

The windiest month (with the highest average wind speed) is April (13.3mph).
The calmest month (with the lowest average wind speed) is August (9.9mph).

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Average humidity in December
Portair, NM

Average humidity in December - Portair, NM
  • Average humidity in December: 54%

The month with the highest relative humidity is December (54%).
The month with the lowest relative humidity is April (34%).

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Average rainfall in December
Portair, NM

Average rainfall in December - Portair, NM
  • Average rainfall in December: 0.43"

The wettest month (with the highest rainfall) is October (1.81").
The driest month (with the least rainfall) is November (0.28").

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Average rainfall days in December
Portair, NM

Average rainfall days in December - Portair, NM
  • Average rainfall days in December: 4.3 days

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

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Average snowfall in December
Portair, NM

Average snowfall in December - Portair, NM
  • Average snowfall in December: 1.18"

The months with the highest snowfall are January and February (1.34").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Portair, NM

Average snowfall days in December - Portair, NM
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is 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
Portair, NM

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 7h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are January, February and December (Average sunshine: 7h and 0min).

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Average sunshine days in December
Portair, NM

Average sunshine days in December - Portair, NM
  • Average sunshine days in December: 23.7 days

The month with the most sunshine days is January (26.4 days).
The month with the least sunshine days is August (14 days).

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Average UV index in December
Portair, NM

Average UV index in December - Portair, NM
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Portair, NM

Average cloud cover in December - Portair, NM
  • Average cloud cover in December: 21

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 13).

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Average visibility in December
Portair, NM

Average visibility in December - Portair, 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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Portair, New Mexico, USA

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