December weather forecast
Osage, OK

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Weather in December

December, the first month of the winter in Osage, is still a chilly month, with temperature in the range of an average high of 48°F (8.9°C) and an average low of 33.6°F (0.9°C).

Temperature

The decrease of average high-temperatures is mild in December, with a decline from a refreshing 58.6°F (14.8°C) in November to a chilly 48°F (8.9°C). In the month of December, the average temperature dips to an icy 33.6°F (0.9°C) during the night.

Humidity

The average relative humidity in December is 68%.

Rainfall

In Osage, in December, it is raining for 6.4 days, with typically 1.06" (27mm) of accumulated precipitation. In Osage, during the entire year, the rain falls for 128.9 days and collects up to 27.72" (704mm) of precipitation.

Snowfall

Months with snowfall in Osage are January through March, November and December. In Osage, during December, snow falls for 1.3 days and regularly aggregates up to 0.31" (8mm) of snow. In Osage, 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 5:10 pm. On the last day of December, sunrise is at 7:36 am and sunset at 5:21 pm CST.

Sunshine

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

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What are the temperatures in December?

During December, Osage experiences an average high-temperature of 48°F (8.9°C) and a low-temperature of 33.6°F (0.9°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is calculated to be 89.6°F (32°C).

What is the average humidity in December?

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

How many days does it rain in December?

In Osage, during December, the rain falls for 6.4 days and regularly aggregates up to 1.06" (27mm) of precipitation.

How many days does it snow in December?

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

What is the month with the shortest days?

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

How many hours of daylight does Osage have in December?

In Osage, the average day length in December is 9h and 44min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:19 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:21 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 long on average sun shines in December?

In December, the average sunshine duration is 5.8h.

When is the lowest UV index?

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

How high is the UV index in December?

In Osage, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes 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
Osage, OK

Average temperature in December - Osage, 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).

Average pressure in December
Osage, OK

Average pressure in December - Osage, 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
Osage, OK

Average wind speed in December - Osage, 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).

Average humidity in December
Osage, OK

Average humidity in December - Osage, 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%).

Average rainfall in December
Osage, OK

Average rainfall in December - Osage, 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").

Average rainfall days in December
Osage, OK

Average rainfall days in December - Osage, 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).

Average snowfall in December
Osage, OK

Average snowfall in December - Osage, 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").

Average snowfall days in December
Osage, OK

Average snowfall days in December - Osage, 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).

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

Average daylight in December / Average sunshine in December - Osage, 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).

Average sunshine days in December
Osage, OK

Average sunshine days in December - Osage, 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).

Average UV index in December
Osage, OK

Average UV index in December - Osage, 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).

Average cloud cover in December
Osage, OK

Average cloud cover in December - Osage, 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).

Average visibility in December
Osage, OK

Average visibility in December - Osage, 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).

Osage, Oklahoma, USA

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