December weather forecast
Arlington, OK

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Weather in December

December, the first month of the winter in Arlington, is still a chilly month, with temperature in the range of an average high of 49.3°F (9.6°C) and an average low of 34.7°F (1.5°C).

Temperature

In December, the average high-temperature goes from a mild 59.7°F (15.4°C) in November to a frosty 49.3°F (9.6°C). Arlington records a steady low-temperature average of 34.7°F (1.5°C) during December.

Humidity

In Arlington, Oklahoma, the average relative humidity in December is 68%.

Rainfall

In Arlington, during December, the rain falls for 6.4 days and regularly aggregates up to 1.22" (31mm) of precipitation. In Arlington, during the entire year, the rain falls for 122.6 days and collects up to 26.42" (671mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Arlington, in December, snow falls for 1.2 days, with typically accumulated 0.55" (14mm) of snow. Throughout the year, there are 6.3 snowfall days, and 3.7" (94mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 7:18 am and sunset at 5:13 pm. On the last day of December, in Arlington, sunrise is at 7:36 am and sunset at 5:24 pm CST.

Sunshine

December has the least sunshine of the year, with an average of 5.8h of sunshine.

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 threat to health from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 2 in December leads to these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Experience reduced UV exposure by about half when donning a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Arlington in December?

In Arlington, in December, the average high-temperature is 49.3°F (9.6°C), and the average low-temperature is 34.7°F (1.5°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 89.6°F (32°C).

What is the average humidity in December?

In Arlington, the average relative humidity in December is 68%.

How many days does it rain in December?

In Arlington, in December, during 6.4 rainfall days, 1.22" (31mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Arlington, in December, snow falls for 1.2 days, with typically accumulated 0.55" (14mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Arlington have in December?

In December, the average day length is 9h and 48min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:18 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:24 pm CST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 5.8h of sunshine.

How many hours of sunshine does Arlington have in December?

In Arlington, the average sunshine duration in December is 5.8h.

What is the month with the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 2.

What is the UV index intensity in December?

In Arlington, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation.
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
Arlington, OK

Average temperature in December - Arlington, OK
  • Average high temperature in December: 49.3°F

The warmest months (with the highest average high temperature) are July and August (91.9°F).
The month with the lowest average high temperature is January (48°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

Average pressure in December
Arlington, OK

Average pressure in December - Arlington, OK
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
Arlington, OK

Average wind speed in December - Arlington, OK
  • Average wind speed in December: 9.9mph

The windiest months (with the highest average wind speed) are March and April (11.4mph).
The calmest months (with the lowest average wind speed) are July and August (7.8mph).

Average humidity in December
Arlington, OK

Average humidity in December - Arlington, OK
  • Average humidity in December: 68%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (64%).

Average rainfall in December
Arlington, OK

Average rainfall in December - Arlington, OK
  • Average rainfall in December: 1.22"

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is January (1.18").

Average rainfall days in December
Arlington, OK

Average rainfall days in December - Arlington, OK
  • Average rainfall days in December: 6.4 days

The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is January (5.6 days).

Average snowfall in December
Arlington, OK

Average snowfall in December - Arlington, OK
  • Average snowfall in December: 0.55"

The month with the highest snowfall is February (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Arlington, OK

Average snowfall days in December - Arlington, OK
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Arlington, OK

Average daylight in December / Average sunshine in December - Arlington, OK
  • 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: 5h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).

Average sunshine days in December
Arlington, OK

Average sunshine days in December - Arlington, OK
  • Average sunshine days in December: 22.2 days

The month with the most sunshine days is January (23 days).
The month with the least sunshine days is May (14.6 days).

Average UV index in December
Arlington, OK

Average UV index in December - Arlington, OK
  • 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).

Average cloud cover in December
Arlington, OK

Average cloud cover in December - Arlington, OK
  • Average cloud cover in December: 34

The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in December
Arlington, OK

Average visibility in December - Arlington, OK
  • 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).

Arlington, Oklahoma, USA

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