December weather forecast
Oklahoma City, OK

The State Capitol Building, Oklahoma City, Oklahoma, with flags and a statue outside
The State Capitol Building, Oklahoma City, Oklahoma, with flags and a statue outside

Weather in December

The first month of the winter, December, is also a frosty month in Oklahoma City, Oklahoma, with an average temperature ranging between max 49.1°F (9.5°C) and min 33.4°F (0.8°C).

Temperature

In Oklahoma City, the average high-temperature in December decreases from a moderate 59.5°F (15.3°C) in November to a chilly 49.1°F (9.5°C). The average low-temperature, in Oklahoma City, Oklahoma, is 33.4°F (0.8°C).

Humidity

In December, the average relative humidity in Oklahoma City is 66%.

Rainfall

The month with the least rainfall is December, when the rain falls for 6.1 days and typically collects 0.91" (23mm) of precipitation.

Snowfall

Months with snowfall in Oklahoma City are January through April, November and December. In Oklahoma City, during December, snow falls for 1.7 days and regularly aggregates up to 0.51" (13mm) of snow. Throughout the year, in Oklahoma City, there are 8.1 snowfall days, and 3.54" (90mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 49min of daylight.
On the first day of the month, sunrise is at 7:20 am and sunset at 5:17 pm. On the last day of December, in Oklahoma City, sunrise is at 7:39 am and sunset at 5:27 pm CST.

Sunshine

The month with the least sunshine in Oklahoma City is December, with an average of 6h of sunshine.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Oklahoma City. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: The daily maximum UV index of 2 in December interpret into the following advice:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the average humidity in December in Oklahoma City?

The average relative humidity in December is 66%.

What is the driest month in Oklahoma City?

The month with the least rainfall in Oklahoma City is December, when the rain falls for 6.1 days and typically collects 0.91" (23mm) of precipitation.

How much does it rain in Oklahoma City in December?

In Oklahoma City, Oklahoma, in December, it is raining for 6.1 days, with typically 0.91" (23mm) of accumulated precipitation.

How many days does it snow in December in Oklahoma City?

In Oklahoma City, during December, snow falls for 1.7 days and regularly aggregates up to 0.51" (13mm) of snow.

What is the month with the shortest days in Oklahoma City?

With an average of 9h and 49min of daylight, December has the shortest days of the year in Oklahoma City.

How many hours of daylight does Oklahoma City have in December?

The average day length in December is 9h and 49min.

When is the sunrise / sunset in December in Oklahoma City?

On the first day of December in Oklahoma City, Oklahoma, sunrise is at 7:20 am and sunset at 5:17 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:27 pm CST.

What is the month with the least sunshine in Oklahoma City?

The month with the least sunshine in Oklahoma City, Oklahoma, is December, with an average of 6h of sunshine.

How many hours of sunshine does Oklahoma City have in December?

In Oklahoma City, Oklahoma, the average sunshine duration in December is 6h.

When is the lowest UV index in Oklahoma City?

With an average maximum UV index of 2, December is the month with the lowest UV index in Oklahoma City.

What is the UV index intensity in December in Oklahoma City?

In December, the average daily maximum UV index in Oklahoma City is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Oklahoma City, OK

Average temperature in December - Oklahoma City, OK
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (93.6°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in December: 33.4°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

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Average pressure in December
Oklahoma City, OK

Average pressure in December - Oklahoma City, 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 (29.87"Hg).

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Average wind speed in December
Oklahoma City, OK

Average wind speed in December - Oklahoma City, OK
  • Average wind speed in December: 10.4mph

The windiest month (with the highest average wind speed) is April (12.3mph).
The calmest month (with the lowest average wind speed) is August (8.6mph).

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Average humidity in December
Oklahoma City, OK

Average humidity in December - Oklahoma City, OK
  • Average humidity in December: 66%

The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (60%).

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Average rainfall in December
Oklahoma City, OK

Average rainfall in December - Oklahoma City, OK
  • Average rainfall in December: 0.91"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.91").

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Average rainfall days in December
Oklahoma City, OK

Average rainfall days in December - Oklahoma City, OK
  • Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is May (14.5 days).
The month with the least rainy days is January (4.5 days).

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Average snowfall in December
Oklahoma City, OK

Average snowfall in December - Oklahoma City, OK
  • Average snowfall in December: 0.51"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Oklahoma City, OK

Average snowfall days in December - Oklahoma City, OK
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is February (3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Oklahoma City, OK

Average daylight in December / Average sunshine in December - Oklahoma City, OK
  • Average daylight in December: 9h and 49min

The month with the longest days is June (Average daylight: 14h and 31min).
The month with the shortest days is December (Average daylight: 9h and 49min).

  • Average sunshine in December: 6h

The months with the most sunshine are July and August (Average sunshine: 11h).
The month with the least sunshine is December (Average sunshine: 6h).

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Average sunshine days in December
Oklahoma City, OK

Average sunshine days in December - Oklahoma City, OK
  • Average sunshine days in December: 22.8 days

The month with the most sunshine days is January (24.4 days).
The month with the least sunshine days is May (13.9 days).

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Average UV index in December
Oklahoma City, OK

Average UV index in December - Oklahoma City, 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).

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Average cloud cover in December
Oklahoma City, OK

Average cloud cover in December - Oklahoma City, OK
  • Average cloud cover in December: 32

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 20).

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Average visibility in December
Oklahoma City, OK

Average visibility in December - Oklahoma City, 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).

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