December weather forecast
Arizona Sun Sites, AZ

Weather in December

The first month of the winter, December, is also a moderate month in Arizona Sun Sites, Arizona, with temperature in the range of an average high of 57.7°F (14.3°C) and an average low of 38.5°F (3.6°C).

Temperature

With an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 38.5°F (3.6°C), December is the coldest month.

Humidity

December is the most humid month in Arizona Sun Sites, with an average relative humidity of 48%.

Rainfall

In Arizona Sun Sites, in December, it is raining for 5.9 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, in Arizona Sun Sites, there are 76.9 rainfall days, and 10.28" (261mm) of precipitation is accumulated.

Snowfall

January, February and December are months with snowfall. December is the first month it typically snows in Arizona Sun Sites. Throughout December, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, in Arizona Sun Sites, Arizona, there are 1.4 snowfall days, and 1.69" (43mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Arizona Sun Sites, Arizona, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 7:02 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:26 pm MST.

Sunshine

The month with the least sunshine is December, with an average of 6.9h of sunshine.

UV index

January, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Arizona Sun Sites. A UV Index estimate of 3 to 5 represents a medium health hazard 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 Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
[Resources]

FAQ

What is the coldest month in Arizona Sun Sites?

December is the coldest month in Arizona Sun Sites, with an average high-temperature of 57.7°F (14.3°C) and an average low-temperature of 38.5°F (3.6°C).

What is the most humid month in Arizona Sun Sites?

The most humid month in Arizona Sun Sites is December, with an average relative humidity of 48%.

What is the average humidity in December in Arizona Sun Sites?

The average relative humidity in December is 48%.

How many days does it rain in December in Arizona Sun Sites?

In Arizona Sun Sites, Arizona, in December, it is raining for 5.9 days, with typically 0.63" (16mm) of accumulated precipitation.

When does it start to snow in Arizona Sun Sites?

December is the first month it typically snows in Arizona Sun Sites, Arizona. Throughout December, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow.

What is the month with the shortest days in Arizona Sun Sites?

The month with the shortest days in Arizona Sun Sites, Arizona, is December, with an average of 10h and 6min of daylight.

What is the average length of the day in December in Arizona Sun Sites?

In December, the average day length is 10h and 6min.

What time are sunrise and sunset in December in Arizona Sun Sites?

On the first day of December in Arizona Sun Sites, sunrise is at 7:02 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:19 am and sunset at 5:26 pm MST.

What is the month with the least sunshine in Arizona Sun Sites?

With an average of 6.9h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December in Arizona Sun Sites?

In Arizona Sun Sites, Arizona, the average sunshine duration in December is 6.9h.

What are the months with the lowest UV index in Arizona Sun Sites?

The months with the lowest UV index in Arizona Sun Sites, Arizona, are January, November and December, with an average maximum UV index of 3.

How high is the UV index in December in Arizona Sun Sites?

In Arizona Sun Sites, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.

Average temperature in December
Arizona Sun Sites, AZ

Average temperature in December - Arizona Sun Sites, AZ
  • Average high temperature in December: 57.7°F

The warmest month (with the highest average high temperature) is June (92.8°F).
The month with the lowest average high temperature is December (57.7°F).

  • Average low temperature in December: 38.5°F

The month with the highest average low temperature is July (71.8°F).
The coldest months (with the lowest average low temperature) are January and December (38.5°F).

[Resources]

Average pressure in December
Arizona Sun Sites, AZ

Average pressure in December - Arizona Sun Sites, 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).

[Resources]

Average wind speed in December
Arizona Sun Sites, AZ

Average wind speed in December - Arizona Sun Sites, AZ
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

[Resources]

Average humidity in December
Arizona Sun Sites, AZ

Average humidity in December - Arizona Sun Sites, AZ
  • Average humidity in December: 48%

The month with the highest relative humidity is December (48%).
The month with the lowest relative humidity is June (21%).

[Resources]

Average rainfall in December
Arizona Sun Sites, AZ

Average rainfall in December - Arizona Sun Sites, AZ
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is August (2.48").
The driest months (with the least rainfall) are April and May (0.12").

[Resources]

Average rainfall days in December
Arizona Sun Sites, AZ

Average rainfall days in December - Arizona Sun Sites, AZ
  • Average rainfall days in December: 5.9 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is May (2.1 days).

[Resources]

Average snowfall in December
Arizona Sun Sites, AZ

Average snowfall in December - Arizona Sun Sites, AZ
  • Average snowfall in December: 0.51"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

[Resources]

Average snowfall days in December
Arizona Sun Sites, AZ

Average snowfall days in December - Arizona Sun Sites, AZ
  • Average snowfall days in December: 0.4 days

The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

[Resources]

Average daylight in December /
Average sunshine in December
Arizona Sun Sites, AZ

Average daylight in December / Average sunshine in December - Arizona Sun Sites, AZ
  • Average daylight in December: 10h and 6min

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: 6.9h

The month with the most sunshine is August (Average sunshine: 12.1h).
The month with the least sunshine is December (Average sunshine: 6.9h).

[Resources]

Average sunshine days in December
Arizona Sun Sites, AZ

Average sunshine days in December - Arizona Sun Sites, AZ
  • Average sunshine days in December: 24.4 days

The month with the most sunshine days is May (28.4 days).
The month with the least sunshine days is July (9.4 days).

[Resources]

Average UV index in December
Arizona Sun Sites, AZ

Average UV index in December - Arizona Sun Sites, AZ
  • 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).

[Resources]

Average cloud cover in December
Arizona Sun Sites, AZ

Average cloud cover in December - Arizona Sun Sites, AZ
  • Average cloud cover in December: 20

The months with the most cloud cover are July and December (Cloud cover 20).
The month with the least cloud cover is May (Cloud cover 7).

[Resources]

Average visibility in December
Arizona Sun Sites, AZ

Average visibility in December - Arizona Sun Sites, 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).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location