December weather forecast
South Coffeyville, OK

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Weather in December

December, the first month of the winter in South Coffeyville, is still a chilly month, with an average temperature varying between 46°F (7.8°C) and 31.8°F (-0.1°C).

Temperature

South Coffeyville in December undergoes a mild reduction in the average high-temperature, shifting from November's mild 56.7°F (13.7°C) to a chilly 46°F (7.8°C). December nights in South Coffeyville, Oklahoma, are marked by an average temperature drop to a subzero cold 31.8°F (-0.1°C).

Humidity

The average relative humidity in December is 71%.

Rainfall

In South Coffeyville, during December, the rain falls for 6.2 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, there are 133.1 rainfall days, and 29.21" (742mm) of precipitation is accumulated.

Snowfall

January through March, May, November and December are months with snowfall. In South Coffeyville, in December, during 1.4 snowfall days, 0.47" (12mm) of snow is typically accumulated. In South Coffeyville, during the entire year, snow falls for 8.6 days and aggregates up to 3.35" (85mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 7:17 am and sunset at 5:05 pm. On the last day of December, sunrise is at 7:35 am and sunset at 5:16 pm CST.

Sunshine

In South Coffeyville, the average sunshine in December is 5.7h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in South Coffeyville. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What is the usual temperature for South Coffeyville in December?

The high-temperature, in December, in South Coffeyville, records 46°F (7.8°C), while the low-temperature is 31.8°F (-0.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is computed to be 84.2°F (29°C).

What is the average humidity in December in South Coffeyville?

The average relative humidity in December is 71%.

How many days does it rain in December in South Coffeyville?

In South Coffeyville, in December, during 6.2 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.

How much does it snow in South Coffeyville in December?

In South Coffeyville, in December, snow falls for 1.4 days, with typically accumulated 0.47" (12mm) of snow.

What is the month with the shortest days in South Coffeyville?

The month with the shortest days is December, with an average of 9h and 42min of daylight.

What is the average length of the day in December in South Coffeyville?

The average day length in December is 9h and 40min.

When are sunrise and sunset in December in South Coffeyville?

On the first day of December in South Coffeyville, sunrise is at 7:17 am and sunset at 5:05 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:16 pm CST.

How many hours of sunshine does South Coffeyville have in December?

In South Coffeyville, the average sunshine duration in December is 5.7h.

What is the month with the lowest UV index in South Coffeyville?

January and December, with an average maximum UV index of 2, are months with the lowest UV index in South Coffeyville, Oklahoma.

What is the UV index intensity in December in South Coffeyville?

In South Coffeyville, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from 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
South Coffeyville, OK

Average temperature in December - South Coffeyville, OK
  • Average high temperature in December: 46°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in December: 31.8°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (28.2°F).

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Average pressure in December
South Coffeyville, OK

Average pressure in December - South Coffeyville, OK
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in December
South Coffeyville, OK

Average wind speed in December - South Coffeyville, OK
  • Average wind speed in December: 9.7mph

The windiest month (with the highest average wind speed) is March (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).

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Average humidity in December
South Coffeyville, OK

Average humidity in December - South Coffeyville, OK
  • Average humidity in December: 71%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and October (69%).

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Average rainfall in December
South Coffeyville, OK

Average rainfall in December - South Coffeyville, OK
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is May (5.28").
The driest month (with the least rainfall) is November (1.06").

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Average rainfall days in December
South Coffeyville, OK

Average rainfall days in December - South Coffeyville, OK
  • Average rainfall days in December: 6.2 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (5.8 days).

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Average snowfall in December
South Coffeyville, OK

Average snowfall in December - South Coffeyville, OK
  • Average snowfall in December: 0.47"

The month with the highest snowfall is February (1.69").
The months with the least snowfall are April, June, July, August, September and October (0").

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Average snowfall days in December
South Coffeyville, OK

Average snowfall days in December - South Coffeyville, OK
  • Average snowfall days in December: 1.4 days

The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
South Coffeyville, OK

Average daylight in December / Average sunshine in December - South Coffeyville, OK
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

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Average sunshine days in December
South Coffeyville, OK

Average sunshine days in December - South Coffeyville, OK
  • Average sunshine days in December: 22 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (13.5 days).

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Average UV index in December
South Coffeyville, OK

Average UV index in December - South Coffeyville, OK
  • Average UV index in December: 2

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

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Average cloud cover in December
South Coffeyville, OK

Average cloud cover in December - South Coffeyville, OK
  • Average cloud cover in December: 37

The month with the most cloud cover is March (Cloud cover 42).
The months with the least cloud cover are July and August (Cloud cover 24).

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Average visibility in December
South Coffeyville, OK

Average visibility in December - South Coffeyville, 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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South Coffeyville, Oklahoma, USA

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