December weather forecast
Sun City, AZ

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Weather in December

The first month of the winter, December, is also an enjoyable month in Sun City, Arizona, with an average temperature ranging between min 46°F (7.8°C) and max 61.7°F (16.5°C).

Temperature

December tends to be the coldest month, with temperatures averaging a daily high of 61.7°F (16.5°C) and a low of 46°F (7.8°C).

Humidity

December is the most humid month, with an average relative humidity of 44%.

Rainfall

In Sun City, in December, during 5.9 rainfall days, 0.75" (19mm) of precipitation is typically accumulated. Throughout the year, there are 60.7 rainfall days, and 8.62" (219mm) of precipitation is accumulated.

Daylight

December has the shortest days of the year in Sun City, with an average of 10h and 0min of daylight.
On the first day of the month, sunrise is at 7:15 am and sunset at 5:20 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:31 pm MST.

Sunshine

December has the least sunshine of the year, with an average of 6.8h of sunshine.

UV index

The month with the lowest UV index in Sun City, Arizona, is December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 3 during December, leads to the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What month is the coldest in Sun City?

December, characterized by an average high temperature of 61.7°F (16.5°C) and a low temperature of 46°F (7.8°C), is generally the coldest month.

What are the temperatures in Sun City in December?

In Sun City, in December, the average high-temperature is 61.7°F (16.5°C), and the average low-temperature is 46°F (7.8°C).

What is the most humid month in Sun City?

With an average relative humidity of 44%, December is the most humid month.

What is the average humidity in December in Sun City?

The average relative humidity in December in Sun City, Arizona, is 44%.

How many days does it rain in December in Sun City?

In Sun City, Arizona, during December, the rain falls for 5.9 days and regularly aggregates up to 0.75" (19mm) of precipitation.

What is the month with the shortest days in Sun City?

With an average of 10h and 0min of daylight, December has the shortest days of the year in Sun City.

How many hours of daylight does Sun City have in December?

In December, the average day length is 9h and 58min.

When is the sunrise / sunset in December in Sun City?

In December, on the first day of the month, sunrise is at 7:15 am and sunset at 5:20 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:31 pm MST.

What is the month with the least sunshine in Sun City?

With an average of 6.8h of sunshine, December has the least sunshine of the year in Sun City, Arizona.

How many hours of sunshine does Sun City have in December?

In Sun City, Arizona, the average sunshine duration in December is 6.8h.

What is the month with the lowest UV index in Sun City?

December is the month with the lowest UV index in Sun City, Arizona, with an average maximum UV index of 3.

How high is the UV index in December in Sun City?

The average daily maximum UV index in December in Sun City is 3. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Sun City, AZ

Average temperature in December - Sun City, AZ
  • Average high temperature in December: 61.7°F

The warmest month (with the highest average high temperature) is July (101.7°F).
The month with the lowest average high temperature is December (61.7°F).

  • Average low temperature in December: 46°F

The month with the highest average low temperature is August (83.1°F).
The coldest months (with the lowest average low temperature) are January and December (46°F).

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Average pressure in December
Sun City, AZ

Average pressure in December - Sun City, AZ
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

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Average wind speed in December
Sun City, AZ

Average wind speed in December - Sun City, AZ
  • Average wind speed in December: 4.7mph

The windiest month (with the highest average wind speed) is April (6.7mph).
The calmest month (with the lowest average wind speed) is December (4.7mph).

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Average humidity in December
Sun City, AZ

Average humidity in December - Sun City, AZ
  • Average humidity in December: 44%

The month with the highest relative humidity is December (44%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in December
Sun City, AZ

Average rainfall in December - Sun City, AZ
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in December
Sun City, AZ

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

The month with the highest number of rainy days is July (11.4 days).
The month with the least rainy days is June (1.2 days).

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Average daylight in December /
Average sunshine in December
Sun City, AZ

Average daylight in December / Average sunshine in December - Sun City, AZ
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

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Average sunshine days in December
Sun City, AZ

Average sunshine days in December - Sun City, AZ
  • Average sunshine days in December: 24.5 days

The month with the most sunshine days is May (28.2 days).
The month with the least sunshine days is July (15.2 days).

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Average UV index in December
Sun City, AZ

Average UV index in December - Sun City, AZ
  • Average UV index in December: 3

The months with the highest UV index are June, July and August (UV index 8).
The month with the lowest UV index is December (UV index 3).

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Average cloud cover in December
Sun City, AZ

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

The month with the most cloud cover is December (Cloud cover 20).
The month with the least cloud cover is June (Cloud cover 5).

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Average visibility in December
Sun City, AZ

Average visibility in December - Sun City, 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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Sun City, Arizona, USA

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