December weather forecast
Valentine, AZ

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Weather in December

The first month of the winter, December, is still a cool month in Valentine, Arizona, with an average temperature fluctuating between 51.4°F (10.8°C) and 36.9°F (2.7°C).

Temperature

Temperature records mark December as the coldest month, with highs averaging 51.4°F (10.8°C) and lows at 36.9°F (2.7°C).

Humidity

January and December, with an average relative humidity of 49%, are the most humid months in Valentine, Arizona.

Rainfall

In December, in Valentine, the rain falls for 6.7 days. Throughout December, 1.1" (28mm) of precipitation is accumulated. Throughout the year, there are 76.7 rainfall days, and 11.89" (302mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Valentine, in December, snow falls for 1 days, with typically accumulated 0.87" (22mm) of snow. In Valentine, during the entire year, snow falls for 3 days and aggregates up to 4.21" (107mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:25 am and sunset at 5:22 pm. On the last day of December, in Valentine, Arizona, sunrise is at 7:43 am and sunset at 5:32 pm MST.

Sunshine

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

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 suggests this advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
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Frequently asked questions

What is the coldest month in Valentine?

December is the coldest month in Valentine, with the temperature often reaching an average high of 51.4°F (10.8°C) and an average low of 36.9°F (2.7°C).

What is the average December temperature in Valentine?

In December, in Valentine, the average high-temperature is 51.4°F (10.8°C), and the average low-temperature is 36.9°F (2.7°C).

What is the most humid month in Valentine?

The months with the highest humidity are January and December, with an average relative humidity of 49%.

What is the average humidity in December in Valentine?

In December, the average relative humidity in Valentine, Arizona, is 49%.

How many days does it rain in December in Valentine?

In Valentine, during December, the rain falls for 6.7 days and regularly aggregates up to 1.1" (28mm) of precipitation.

How much does it snow in Valentine in December?

In Valentine, during December, snow falls for 1 days and regularly aggregates up to 0.87" (22mm) of snow.

What is the month with the shortest days in Valentine?

December has the shortest days of the year in Valentine, with an average of 9h and 48min of daylight.

How many hours of daylight does Valentine have in December?

In Valentine, the average day length in December is 9h and 49min.

What time are sunrise and sunset in December in Valentine?

On the first day of December, sunrise is at 7:25 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:43 am and sunset at 5:32 pm MST.

What is the month with the least sunshine in Valentine?

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

How many hours of sunshine does Valentine have in December?

The average sunshine duration in December in Valentine is 6.7h.

What is the month with the lowest UV index in Valentine?

December is the month with the lowest UV index in Valentine, Arizona, with an average maximum UV index of 2.

How high is the UV index in December in Valentine?

The average daily maximum UV index in December in Valentine is 2. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Valentine, AZ

Average temperature in December - Valentine, AZ
  • Average high temperature in December: 51.4°F

The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is December (51.4°F).

  • Average low temperature in December: 36.9°F

The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is December (36.9°F).

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Average pressure in December
Valentine, AZ

Average pressure in December - Valentine, AZ
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.78"Hg).

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Average wind speed in December
Valentine, AZ

Average wind speed in December - Valentine, AZ
  • Average wind speed in December: 7.3mph

The windiest month (with the highest average wind speed) is June (10.6mph).
The calmest months (with the lowest average wind speed) are January and December (7.3mph).

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Average humidity in December
Valentine, AZ

Average humidity in December - Valentine, AZ
  • Average humidity in December: 49%

The months with the highest relative humidity are January and December (49%).
The month with the lowest relative humidity is June (17%).

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Average rainfall in December
Valentine, AZ

Average rainfall in December - Valentine, AZ
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is June (0.12").

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Average rainfall days in December
Valentine, AZ

Average rainfall days in December - Valentine, AZ
  • Average rainfall days in December: 6.7 days

The month with the highest number of rainy days is July (12.8 days).
The month with the least rainy days is June (2 days).

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Average snowfall in December
Valentine, AZ

Average snowfall in December - Valentine, AZ
  • Average snowfall in December: 0.87"

The month with the highest snowfall is November (1.73").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in December
Valentine, AZ

Average snowfall days in December - Valentine, AZ
  • Average snowfall days in December: 1 days

The months with the highest number of snowfall days are February and December (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Valentine, AZ
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in December: 6h and 4min

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

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Average sunshine days in December
Valentine, AZ

Average sunshine days in December - Valentine, AZ
  • Average sunshine days in December: 23.2 days

The month with the most sunshine days is June (26.8 days).
The month with the least sunshine days is July (14.8 days).

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Average UV index in December
Valentine, AZ

Average UV index in December - Valentine, AZ
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in December
Valentine, AZ

Average cloud cover in December - Valentine, AZ
  • Average cloud cover in December: 23

The month with the most cloud cover is December (Cloud cover 23).
The month with the least cloud cover is June (Cloud cover 6).

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Average visibility in December
Valentine, AZ

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

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