December weather forecast
Avondale, AZ

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Weather in December

December in Avondale, Arizona, is largely cool and dry. The weather in December is characterized by shorter days and longer nights, creating a tranquil setting. A further decrease in temperatures sets the stage for the winter months. Lower solar radiation results in reduced daylight and sunshine hours. Remarkably for December, the highest temperature recorded averages 62.6°F (17°C).

Temperature

Avondale's coldest weather arrives in December, when temperatures average a high of 62.6°F (17°C) and a low of 46.8°F (8.2°C).

Humidity

December is the most humid month, with an average relative humidity of 43%.

Rainfall

In Avondale, during December, the rain falls for 5.4 days and regularly aggregates up to 0.71" (18mm) of precipitation. Throughout the year, there are 54 rainfall days, and 8.07" (205mm) of precipitation is accumulated.

Daylight

December has the shortest days of the year in Avondale, 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 5:21 pm. On the last day of December, sunrise is at 7:33 am and sunset at 5:32 pm MST.

Sunshine

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

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 3 during December translates into the following guidance:
Put precautions into practice - Protective measures against sun-induced damage are advised. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

Avondale's December weather, with an average high temperature of 62.6°F (17°C) and an average low temperature of 46.8°F (8.2°C), tends to be the coldest of the year.

What are the temperatures in December?

In December, in Avondale, the average high-temperature is 62.6°F (17°C), and the average low-temperature is 46.8°F (8.2°C).

What is the most humid month?

The most humid month is December, with an average relative humidity of 43%.

What is the average humidity in December?

In December, the average relative humidity is 43%.

How many days does it rain in December?

In Avondale, in December, during 5.4 rainfall days, 0.71" (18mm) of precipitation is typically accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Avondale have in December?

In December, the average day length is 9h and 59min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:15 am and sunset at 5:21 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:32 pm MST.

What is the month with the least sunshine in Avondale?

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

How many hours of sunshine does Avondale have in December?

In December, the average sunshine duration in Avondale is 6.8h.

When is the lowest UV index?

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

What is the UV index reading in December?

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 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
Avondale, AZ

Average temperature in December - Avondale, AZ
  • Average high temperature in December: 62.6°F

The warmest month (with the highest average high temperature) is July (102.7°F).
The month with the lowest average high temperature is December (62.6°F).

  • Average low temperature in December: 46.8°F

The month with the highest average low temperature is August (84.2°F).
The coldest month (with the lowest average low temperature) is December (46.8°F).

Average pressure in December
Avondale, AZ

Average pressure in December - Avondale, 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 (29.79"Hg).

Average wind speed in December
Avondale, AZ

Average wind speed in December - Avondale, AZ
  • Average wind speed in December: 4.6mph

The windiest months (with the highest average wind speed) are April and May (6.8mph).
The calmest month (with the lowest average wind speed) is December (4.6mph).

Average humidity in December
Avondale, AZ

Average humidity in December - Avondale, AZ
  • Average humidity in December: 43%

The month with the highest relative humidity is December (43%).
The month with the lowest relative humidity is June (17%).

Average rainfall in December
Avondale, AZ

Average rainfall in December - Avondale, AZ
  • Average rainfall in December: 0.71"

The wettest months (with the highest rainfall) are August, September and October (1.14").
The driest month (with the least rainfall) is June (0.08").

Average rainfall days in December
Avondale, AZ

Average rainfall days in December - Avondale, AZ
  • Average rainfall days in December: 5.4 days

The month with the highest number of rainy days is July (9.8 days).
The month with the least rainy days is June (0.9 days).

Average daylight in December /
Average sunshine in December
Avondale, AZ

Average daylight in December / Average sunshine in December - Avondale, 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).

Average sunshine days in December
Avondale, AZ

Average sunshine days in December - Avondale, AZ
  • Average sunshine days in December: 24.8 days

The month with the most sunshine days is May (28.7 days).
The month with the least sunshine days is August (18 days).

Average UV index in December
Avondale, AZ

Average UV index in December - Avondale, 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).

Average cloud cover in December
Avondale, AZ

Average cloud cover in December - Avondale, 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).

Average visibility in December
Avondale, AZ

Average visibility in December - Avondale, 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).

Avondale, Arizona, USA

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