December weather forecast
Apache Junction, AZ

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Weather in December

December solidifies Apache Junction's descent into its winter season. A noticeable drop in temperature from November, paints a wintertime portrait that's uniquely Arizonian. The sunlit hours shorten, giving way to crisp, starry nights, while the frequency of rainfall slightly heightens. Nonetheless, Apache Junction maintains comfortable parameters that draw winter escapists. As maximum temperatures simmer down to 61.2°F (16.2°C), the city gift wraps this calming chill just in time for the holidays.

Temperature

In Apache Junction, December is the coldest month, with temperatures averaging a high of 61.2°F (16.2°C) and a low of 45.1°F (7.3°C).

Humidity

The most humid month in Apache Junction is December, with an average relative humidity of 46%.

Rainfall

In December, in Apache Junction, Arizona, the rain falls for 6.5 days. Throughout December, 0.98" (25mm) of precipitation is accumulated. Throughout the year, in Apache Junction, Arizona, there are 59.4 rainfall days, and 9.21" (234mm) of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 0min of daylight.
On the first day of December in Apache Junction, Arizona, sunrise is at 7:12 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 5:29 pm MST.

Sunshine

With an average of 6.7h of sunshine, December has the least sunshine of the year.

UV index

December is the month with the lowest UV index in Apache Junction, Arizona, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index, 3 during December, leads to the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
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Frequently asked questions

What is the coldest month in Apache Junction?

The lowest temperatures are recorded in December, with averages reaching a high of 61.2°F (16.2°C) and a low of 45.1°F (7.3°C).

What is the average December temperature in Apache Junction?

The average high-temperature and low-temperature in Apache Junction during December are 61.2°F (16.2°C) and 45.1°F (7.3°C) respectively.

What is the most humid month in Apache Junction?

December is the most humid month, with an average relative humidity of 46%.

What is the average humidity in December in Apache Junction?

The average relative humidity in December in Apache Junction, Arizona, is 46%.

How many days does it rain in December in Apache Junction?

In Apache Junction, Arizona, during December, the rain falls for 6.5 days and regularly aggregates up to 0.98" (25mm) of precipitation.

What is the month with the shortest days in Apache Junction?

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

How many hours of daylight does Apache Junction have in December?

The average day length in December in Apache Junction, Arizona, is 9h and 59min.

What time are sunrise and sunset in December in Apache Junction?

In December, on the first day of the month, sunrise is at 7:12 am and sunset at 5:18 pm. On the last day of the month, in Apache Junction, sunrise is at 7:30 am and sunset at 5:29 pm MST.

What is the month with the least sunshine in Apache Junction?

The month with the least sunshine in Apache Junction is December, with an average of 6.7h of sunshine.

How long on average sun shines in December in Apache Junction?

The average sunshine duration in December is 6.7h.

What is the month with the lowest UV index in Apache Junction?

December is the month with the lowest UV index in Apache Junction, with an average maximum UV index of 3.

What is the UV index reading in December in Apache Junction?

The average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Apache Junction, AZ

Average temperature in December - Apache Junction, AZ
  • Average high temperature in December: 61.2°F

The warmest month (with the highest average high temperature) is July (100°F).
The month with the lowest average high temperature is December (61.2°F).

  • Average low temperature in December: 45.1°F

The month with the highest average low temperature is August (81.3°F).
The coldest month (with the lowest average low temperature) is January (45°F).

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Average pressure in December
Apache Junction, AZ

Average pressure in December - Apache Junction, 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 (29.83"Hg).

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Average wind speed in December
Apache Junction, AZ

Average wind speed in December - Apache Junction, AZ
  • Average wind speed in December: 5mph

The windiest month (with the highest average wind speed) is May (6.8mph).
The calmest month (with the lowest average wind speed) is December (5mph).

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Average humidity in December
Apache Junction, AZ

Average humidity in December - Apache Junction, AZ
  • Average humidity in December: 46%

The month with the highest relative humidity is December (46%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in December
Apache Junction, AZ

Average rainfall in December - Apache Junction, AZ
  • Average rainfall in December: 0.98"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is June (0.08").

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Average rainfall days in December
Apache Junction, AZ

Average rainfall days in December - Apache Junction, AZ
  • Average rainfall days in December: 6.5 days

The month with the highest number of rainy days is July (10.1 days).
The month with the least rainy days is June (1.4 days).

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Average daylight in December /
Average sunshine in December
Apache Junction, AZ

Average daylight in December / Average sunshine in December - Apache Junction, 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 4min

The months with the most sunshine are June and August (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 42min).

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Average sunshine days in December
Apache Junction, AZ

Average sunshine days in December - Apache Junction, AZ
  • Average sunshine days in December: 24 days

The month with the most sunshine days is May (28.4 days).
The month with the least sunshine days is July (17.3 days).

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Average UV index in December
Apache Junction, AZ

Average UV index in December - Apache Junction, 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
Apache Junction, AZ

Average cloud cover in December - Apache Junction, AZ
  • Average cloud cover in December: 22

The month with the most cloud cover is December (Cloud cover 22).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in December
Apache Junction, AZ

Average visibility in December - Apache Junction, 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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Apache Junction, Arizona, USA

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