December weather forecast
Rileys El Encinar, AZ

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Weather in December

December, the first month of the winter in Rileys El Encinar, is also a moderate month, with an average temperature fluctuating between 56.1°F (13.4°C) and 37.2°F (2.9°C).

Temperature

December is the month when Rileys El Encinar, Arizona, sees the lowest average temperatures, with a high of 56.1°F (13.4°C) and a low of 37.2°F (2.9°C).

Humidity

With an average relative humidity of 49%, December is the most humid month.

Rainfall

In Rileys El Encinar, in December, it is raining for 5.1 days, with typically 0.55" (14mm) of accumulated precipitation. In Rileys El Encinar, during the entire year, the rain falls for 82 days and collects up to 11.85" (301mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. December is the month with the most snowfall in Rileys El Encinar, Arizona. Snow falls for 1.2 days and accumulates 1.3" (33mm) of snow.

Daylight

With an average of 10h and 6min of daylight, December has the shortest days of the year in Rileys El Encinar.
On the first day of December in Rileys El Encinar, sunrise is at 7:02 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:27 pm MST.

Sunshine

With an average of 7h of sunshine, December has the least sunshine of the year in Rileys El Encinar.

UV index

January, February, 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 exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 3 suggests these recommendations:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
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Frequently asked questions

What are the coldest months in Rileys El Encinar?

December, marked by an average high-temperature of 56.1°F (13.4°C) and a low-temperature of 37.2°F (2.9°C), is the coldest month in Rileys El Encinar.

What are the temperatures in Rileys El Encinar in December?

The high-temperature in Rileys El Encinar, Arizona, during December is 56.1°F (13.4°C) and the low-temperature is 37.2°F (2.9°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 84.2°F (29°C).

What is the most humid month in Rileys El Encinar?

December is the most humid month in Rileys El Encinar, with an average relative humidity of 49%.

What is the average humidity in December in Rileys El Encinar?

In December, the average relative humidity in Rileys El Encinar, Arizona, is 49%.

How many days does it rain in December in Rileys El Encinar?

In Rileys El Encinar, in December, it is raining for 5.1 days, with typically 0.55" (14mm) of accumulated precipitation.

When does it snow the most in Rileys El Encinar?

The month with the most snowfall in Rileys El Encinar is December, when snow falls for 1.2 days and typically aggregates up to 1.3" (33mm) of snow.

How much does it snow in Rileys El Encinar in December?

In Rileys El Encinar, during December, snow falls for 1.2 days and regularly aggregates up to 1.3" (33mm) of snow.

What is the month with the shortest days in Rileys El Encinar?

December has the shortest days of the year, with an average of 10h and 6min of daylight.

How many hours of daylight does Rileys El Encinar have in December?

In December, the average day length in Rileys El Encinar is 10h and 8min.

What time are sunrise and sunset in December in Rileys El Encinar?

In December, on the first day of the month, sunrise is at 7:02 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:27 pm MST.

What is the month with the least sunshine in Rileys El Encinar?

With an average of 7h of sunshine, December has the least sunshine of the year in Rileys El Encinar.

How long on average sun shines in December in Rileys El Encinar?

In Rileys El Encinar, the average sunshine duration in December is 7h.

When is the lowest UV index in Rileys El Encinar?

The months with the lowest UV index in Rileys El Encinar are January, February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in December in Rileys El Encinar?

In December, the average daily maximum UV index in Rileys El Encinar, Arizona, is 3. A UV Index estimate of 3 to 5 represents a medium 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
Rileys El Encinar, AZ

Average temperature in December - Rileys El Encinar, AZ
  • Average high temperature in December: 56.1°F

The warmest month (with the highest average high temperature) is June (91°F).
The month with the lowest average high temperature is December (56.1°F).

  • Average low temperature in December: 37.2°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is December (37.2°F).

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Average pressure in December
Rileys El Encinar, AZ

Average pressure in December - Rileys El Encinar, AZ
  • Average pressure in December: 30.05"Hg

The month with the highest atmospheric pressure is January (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in December
Rileys El Encinar, AZ

Average wind speed in December - Rileys El Encinar, AZ
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in December
Rileys El Encinar, AZ

Average humidity in December - Rileys El Encinar, AZ
  • Average humidity in December: 49%

The month with the highest relative humidity is December (49%).
The month with the lowest relative humidity is May (22%).

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Average rainfall in December
Rileys El Encinar, AZ

Average rainfall in December - Rileys El Encinar, AZ
  • Average rainfall in December: 0.55"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are April and May (0.08").

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Average rainfall days in December
Rileys El Encinar, AZ

Average rainfall days in December - Rileys El Encinar, AZ
  • Average rainfall days in December: 5.1 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is May (2 days).

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Average snowfall in December
Rileys El Encinar, AZ

Average snowfall in December - Rileys El Encinar, AZ
  • Average snowfall in December: 1.3"

The month with the highest snowfall is December (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Rileys El Encinar, AZ

Average snowfall days in December - Rileys El Encinar, AZ
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is December (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Rileys El Encinar, AZ

Average daylight in December / Average sunshine in December - Rileys El Encinar, AZ
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in December: 7h and 0min

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

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Average sunshine days in December
Rileys El Encinar, AZ

Average sunshine days in December - Rileys El Encinar, AZ
  • Average sunshine days in December: 24.4 days

The month with the most sunshine days is May (28.6 days).
The month with the least sunshine days is July (7.8 days).

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Average UV index in December
Rileys El Encinar, AZ

Average UV index in December - Rileys El Encinar, AZ
  • Average UV index in December: 3

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

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Average cloud cover in December
Rileys El Encinar, AZ

Average cloud cover in December - Rileys El Encinar, AZ
  • Average cloud cover in December: 20

The month with the most cloud cover is July (Cloud cover 22).
The month with the least cloud cover is May (Cloud cover 7).

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Average visibility in December
Rileys El Encinar, AZ

Average visibility in December - Rileys El Encinar, AZ
  • 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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Rileys El Encinar, Arizona, USA

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