December weather forecastMescal, AZ

December

Weather in December

The first month of the winter, December, is still a refreshing month in Mescal, Arizona, with temperature in the range of an average high of 57.7°F (14.3°C) and an average low of 38.5°F (3.6°C).

Temperature

December is the month that records the lowest temperatures, with averages ranging from a high of 57.7°F (14.3°C) to a low of 38.5°F (3.6°C).

Humidity

With an average relative humidity of 48%, December is the most humid month.

Rainfall

In Mescal, Arizona, in December, during 5.9 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. Throughout the year, there are 76.9 rainfall days, and 10.28" (261mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January, February and December. December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow. Throughout the year, there are 1.4 snowfall days, and 1.69" (43mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 7:04 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:28 pm MST.

Sunshine

With an average of 6.9h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a daily UV index of 3 turns into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.

Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The coldest period is December, when temperatures fluctuate between an average high of 57.7°F (14.3°C) and a low of 38.5°F (3.6°C).

In Mescal, 57.7°F (14.3°C) is the average high-temperature and 38.5°F (3.6°C) is the average low-temperature during December. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in September is evaluated at 86°F (30°C).

December is the most humid month, with an average relative humidity of 48%.

In December, the average relative humidity is 48%.

In Mescal, in December, it is raining for 5.9 days, with typically 0.63" (16mm) of accumulated precipitation.

December is the first month it typically snows. Throughout December, in the average 0.4 snowfall days, it receives 0.51" (13mm) of snow.

December has the shortest days of the year, with an average of 10h and 6min of daylight.

In Mescal, Arizona, the average day length in December is 10h and 6min.

In December, on the first day of the month, sunrise is at 7:04 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:28 pm MST.

The month with the least sunshine is December, with an average of 6.9h of sunshine.

In Mescal, the average sunshine duration in December is 6.9h.

January, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

67.1°F

57.7°F

58.5°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.3mph

7mph

6.6mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

25.6

24.4

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Mescal, AZ

Average high temperature in December: 57.7°F

The warmest month (with the highest average high temperature) is June (92.8°F).
The month with the lowest average high temperature is December (57.7°F).

Average low temperature in December: 38.5°F

The month with the highest average low temperature is July (71.8°F).
The coldest months (with the lowest average low temperature) are January and December (38.5°F).

Average pressure in December
Mescal, 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 (29.85"Hg).

Average wind speed in December
Mescal, AZ

Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in December
Mescal, AZ

Average humidity in December: 48%

The month with the highest relative humidity is December (48%).
The month with the lowest relative humidity is June (21%).

Average rainfall in December
Mescal, AZ

Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is August (2.48").
The driest months (with the least rainfall) are April and May (0.12").

Average rainfall days in December
Mescal, AZ

Average rainfall days in December: 5.9 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is May (2.1 days).

Average snowfall in December
Mescal, AZ

Average snowfall in December: 0.51"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in December
Mescal, AZ

Average snowfall days in December: 0.4 days

The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

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

Average daylight in December: 10h and 6min

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 54min

The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).

Average sunshine days in December
Mescal, AZ

Average sunshine days in December: 24.4 days

The month with the most sunshine days is May (28.4 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in December
Mescal, AZ

Average UV index in December: 3

The months with the highest UV index are May, June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 3).

Average cloud cover in December
Mescal, AZ

Average cloud cover in December: 20

The months with the most cloud cover are July and December (Cloud cover 20).
The month with the least cloud cover is May (Cloud cover 7).

Average visibility in December
Mescal, 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).