December weather forecast
Maricopa, AZ

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Weather in December

December sees Maricopa, Arizona in the full swing of winter as temperatures dip to their annual nadir. The city displays the shortest daylight hours, adding to the winter experience. A noticeable increase in humidity gives a damper feel to the city's ambiance, coupled with a decent increment in rainfall. The mercury in December oscillates from 46.9°F (8.3°C) to 62.8°F (17.1°C), bringing in the coldest temperatures for the year. As the year concludes, residents don coats and hats, gearing up to meet a similar weather cycle in the New Year.

Temperature

Maricopa's coldest month, December, registers temperatures that range from a high of 62.8°F (17.1°C) to a low of 46.9°F (8.3°C).

Humidity

The months with the highest humidity in Maricopa are January and December, with an average relative humidity of 44%.

Rainfall

In Maricopa, Arizona, in December, it is raining for 6.2 days, with typically 0.79" (20mm) of accumulated precipitation. In Maricopa, Arizona, during the entire year, the rain falls for 57.4 days and collects up to 7.48" (190mm) of precipitation.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year in Maricopa.
On the first day of December in Maricopa, sunrise is at 7:13 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:31 pm MST.

Sunshine

The month with the least sunshine is December, with an average of 6.8h of sunshine.

UV index

December is the month with the lowest UV index in Maricopa, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index, 3 in December, converts into the following recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What is the coldest month in Maricopa?

Maricopa's coldest temperatures are experienced in December, with average high temperatures of 62.8°F (17.1°C) and lows of 46.9°F (8.3°C).

What is the temperature in December in Maricopa?

The average high-temperature, in December, in Maricopa, is 62.8°F (17.1°C), while the average low-temperature is 46.9°F (8.3°C).

What is the most humid month in Maricopa?

January and December, with an average relative humidity of 44%, are most humid months in Maricopa.

What is the average humidity in December in Maricopa?

In December, the average relative humidity in Maricopa, Arizona, is 44%.

How much does it rain in Maricopa in December?

In Maricopa, Arizona, during December, the rain falls for 6.2 days and regularly aggregates up to 0.79" (20mm) of precipitation.

What is the month with the shortest days in Maricopa?

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

How many hours of daylight does Maricopa have in December?

In December, the average day length in Maricopa, Arizona, is 10h and 1min.

When are sunrise and sunset in December in Maricopa?

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 5:21 pm. On the last day of the month, in Maricopa, sunrise is at 7:31 am and sunset at 5:31 pm MST.

What is the month with the least sunshine in Maricopa?

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

How many hours of sunshine does Maricopa have in December?

The average sunshine duration in December in Maricopa is 6.8h.

When is the lowest UV index in Maricopa?

The month with the lowest UV index is December, with an average maximum UV index of 3.

What is the UV index reading in December in Maricopa?

In December, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to 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
Maricopa, AZ

Average temperature in December - Maricopa, AZ
  • Average high temperature in December: 62.8°F

The warmest month (with the highest average high temperature) is July (102.4°F).
The month with the lowest average high temperature is December (62.8°F).

  • Average low temperature in December: 46.9°F

The month with the highest average low temperature is August (83.8°F).
The coldest month (with the lowest average low temperature) is January (46.4°F).

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Average pressure in December
Maricopa, AZ

Average pressure in December - Maricopa, AZ
  • Average pressure in December: 30.05"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.81"Hg).

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Average wind speed in December
Maricopa, AZ

Average wind speed in December - Maricopa, AZ
  • Average wind speed in December: 4.3mph

The windiest months (with the highest average wind speed) are April and May (6.5mph).
The calmest month (with the lowest average wind speed) is December (4.3mph).

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Average humidity in December
Maricopa, AZ

Average humidity in December - Maricopa, AZ
  • Average humidity in December: 44%

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

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Average rainfall in December
Maricopa, AZ

Average rainfall in December - Maricopa, AZ
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is July (1.02").
The driest months (with the least rainfall) are May and June (0.08").

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Average rainfall days in December
Maricopa, AZ

Average rainfall days in December - Maricopa, AZ
  • Average rainfall days in December: 6.2 days

The month with the highest number of rainy days is July (10.5 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
Maricopa, AZ

Average daylight in December / Average sunshine in December - Maricopa, 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
Maricopa, AZ

Average sunshine days in December - Maricopa, AZ
  • Average sunshine days in December: 24.5 days

The month with the most sunshine days is May (28.8 days).
The month with the least sunshine days is July (16.4 days).

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Average UV index in December
Maricopa, AZ

Average UV index in December - Maricopa, AZ
  • Average UV index in December: 3

The months with the highest UV index are May, 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
Maricopa, AZ

Average cloud cover in December - Maricopa, 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
Maricopa, AZ

Average visibility in December - Maricopa, 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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Maricopa, Arizona, USA

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