December weather forecast
Avra Valley, AZ

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Weather in December

The first month of the winter, December, is still a refreshing month in Avra Valley, Arizona, with an average temperature fluctuating between 44.6°F (7°C) and 61.9°F (16.6°C).

Temperature

December is Avra Valley's coldest month, registering average high temperatures of 61.9°F (16.6°C) and lows of 44.6°F (7°C).

Humidity

With an average relative humidity of 45%, December is the most humid month.

Rainfall

In Avra Valley, Arizona, in December, during 6.4 rainfall days, 0.87" (22mm) of precipitation is typically accumulated. Throughout the year, there are 71.5 rainfall days, and 9.72" (247mm) of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 7:09 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:30 pm MST.

Sunshine

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

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index in Avra Valley. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: An average maximum UV index of 3 in December leads to these recommendations:
Ensure safety - Recommendations to avert sunburn are presented. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

What are the coldest months?

December is Avra Valley's coldest month, registering average high temperatures of 61.9°F (16.6°C) and lows of 44.6°F (7°C).

What is the usual temperature for Avra Valley in December?

The high-temperature, in December, in Avra Valley, records 61.9°F (16.6°C), while the low-temperature is 44.6°F (7°C).

What is the most humid month?

December is the most humid month, with an average relative humidity of 45%.

What is the average humidity in December?

In Avra Valley, the average relative humidity in December is 45%.

How much does it rain in December?

In Avra Valley, during December, the rain falls for 6.4 days and regularly aggregates up to 0.87" (22mm) of precipitation.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Avra Valley, Arizona, the average day length in December is 10h and 4min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:09 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:30 pm MST.

What is the month with the least sunshine?

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

How long on average sun shines in December?

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

When is the lowest UV index?

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

How high is the UV index in December?

In Avra Valley, Arizona, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability 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
Avra Valley, AZ

Average temperature in December - Avra Valley, AZ
  • Average high temperature in December: 61.9°F

The warmest month (with the highest average high temperature) is June (99°F).
The month with the lowest average high temperature is December (61.9°F).

  • Average low temperature in December: 44.6°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is December (44.6°F).

Average pressure in December
Avra Valley, AZ

Average pressure in December - Avra Valley, AZ
  • Average pressure in December: 30.04"Hg

The month with the highest atmospheric pressure is January (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.82"Hg).

Average wind speed in December
Avra Valley, AZ

Average wind speed in December - Avra Valley, AZ
  • Average wind speed in December: 5.5mph

The windiest months (with the highest average wind speed) are April and May (7.9mph).
The calmest months (with the lowest average wind speed) are January and December (5.5mph).

Average humidity in December
Avra Valley, AZ

Average humidity in December - Avra Valley, AZ
  • Average humidity in December: 45%

The month with the highest relative humidity is December (45%).
The month with the lowest relative humidity is June (18%).

Average rainfall in December
Avra Valley, AZ

Average rainfall in December - Avra Valley, AZ
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is August (1.77").
The driest months (with the least rainfall) are April and May (0.2").

Average rainfall days in December
Avra Valley, AZ

Average rainfall days in December - Avra Valley, AZ
  • Average rainfall days in December: 6.4 days

The month with the highest number of rainy days is July (13.8 days).
The month with the least rainy days is May (2.4 days).

Average daylight in December /
Average sunshine in December
Avra Valley, AZ

Average daylight in December / Average sunshine in December - Avra Valley, AZ
  • Average daylight in December: 10h and 1min

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: 6h and 5min

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

Average sunshine days in December
Avra Valley, AZ

Average sunshine days in December - Avra Valley, AZ
  • Average sunshine days in December: 24.2 days

The month with the most sunshine days is May (28.2 days).
The month with the least sunshine days is July (13 days).

Average UV index in December
Avra Valley, AZ

Average UV index in December - Avra Valley, 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).

Average cloud cover in December
Avra Valley, AZ

Average cloud cover in December - Avra Valley, AZ
  • Average cloud cover in December: 21

The month with the most cloud cover is December (Cloud cover 21).
The month with the least cloud cover is June (Cloud cover 7).

Average visibility in December
Avra Valley, AZ

Average visibility in December - Avra Valley, 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).

Avra Valley, Arizona, USA

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