December weather forecast
Jennings, OK

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Weather in December

The first month of the winter, December, is also a frosty month in Jennings, Oklahoma, with an average temperature varying between 33.6°F (0.9°C) and 48°F (8.9°C).

Temperature

The shift from November to December involves a decrease in the average high-temperature, from a refreshing 58.6°F (14.8°C) to a frosty 48°F (8.9°C). The average low-temperature in Jennings during December nights is a cold 33.6°F (0.9°C).

Humidity

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

Rainfall

In Jennings, during December, the rain falls for 6.4 days and regularly aggregates up to 1.06" (27mm) of precipitation. Throughout the year, there are 128.9 rainfall days, and 27.72" (704mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In December, it is snowing for 1.3 days. Throughout December, 0.31" (8mm) of snow is accumulated. In Jennings, during the entire year, snow falls for 6.3 days and aggregates up to 3.27" (83mm) 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 7:19 am and sunset at 5:11 pm. On the last day of December, sunrise is at 7:37 am and sunset at 5:22 pm CST.

Sunshine

The month with the least sunshine in Jennings, Oklahoma, is December, with an average of 5.8h of sunshine.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index in Jennings. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 2 during December leads to these advisories:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Experience reduced UV exposure by about half when donning a wide-brim hat. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
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Frequently asked questions

What is the average December temperature in Jennings?

In Jennings, in December, the average high-temperature is 48°F (8.9°C), and the average low-temperature is 33.6°F (0.9°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 89.6°F (32°C).

What is the average humidity in December in Jennings?

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

How many days does it rain in December in Jennings?

In December, the rain falls for 6.4 days. Throughout December, 1.06" (27mm) of precipitation is accumulated.

How much does it snow in Jennings in December?

In Jennings, in December, during 1.3 snowfall days, 0.31" (8mm) of snow is typically accumulated.

What is the month with the shortest days in Jennings?

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

How many hours of daylight does Jennings have in December?

The average day length in December in Jennings, Oklahoma, is 9h and 45min.

When is the sunrise / sunset in December in Jennings?

On the first day of December, sunrise is at 7:19 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:22 pm CST.

What is the month with the least sunshine in Jennings?

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

How many hours of sunshine does Jennings have in December?

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

What are the months with the lowest UV index in Jennings?

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

What is the UV index reading in December in Jennings?

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

Average temperature in December - Jennings, OK
  • Average high temperature in December: 48°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in December: 33.6°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

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Average pressure in December
Jennings, OK

Average pressure in December - Jennings, 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).

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Average wind speed in December
Jennings, OK

Average wind speed in December - Jennings, OK
  • Average wind speed in December: 9.4mph

The windiest months (with the highest average wind speed) are March and April (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7.6mph).

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Average humidity in December
Jennings, OK

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

The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and October (66%).

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Average rainfall in December
Jennings, OK

Average rainfall in December - Jennings, OK
  • Average rainfall in December: 1.06"

The wettest month (with the highest rainfall) is May (4.92").
The driest month (with the least rainfall) is January (1.02").

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Average rainfall days in December
Jennings, OK

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

Average snowfall in December - Jennings, OK
  • Average snowfall in December: 0.31"

The month with the highest snowfall is February (1.57").
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
Jennings, OK

Average snowfall days in December - Jennings, OK
  • Average snowfall days in December: 1.3 days

The month with the highest number of snowfall days is February (2.3 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
Jennings, OK

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

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 5min

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

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Average sunshine days in December
Jennings, OK

Average sunshine days in December - Jennings, OK
  • Average sunshine days in December: 22.3 days

The month with the most sunshine days is January (23 days).
The month with the least sunshine days is May (13.5 days).

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Average UV index in December
Jennings, OK

Average UV index in December - Jennings, OK
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (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
Jennings, OK

Average cloud cover in December - Jennings, 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 21).

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Average visibility in December
Jennings, OK

Average visibility in December - Jennings, 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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Jennings, Oklahoma, USA

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