December weather forecast
Whitesboro, OK

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Weather in December

The first month of the winter, December, is still a cool month in Whitesboro, Oklahoma, with temperature in the range of an average high of 50.9°F (10.5°C) and an average low of 35.2°F (1.8°C).

Temperature

The move into December indicates a reduction in the average high-temperature, down from November's moderate 60.4°F (15.8°C) to a fresh 50.9°F (10.5°C). An average low-temperature of 35.2°F (1.8°C) marks the month of December.

Humidity

The average relative humidity in December is 75%.

Rainfall

In Whitesboro, during December, the rain falls for 9.2 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, in Whitesboro, there are 146.2 rainfall days, and 33.62" (854mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Whitesboro are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.9 snowfall days, it receives 0.47" (12mm) of snow. In Whitesboro, during the entire year, snow falls for 6 days and aggregates up to 2.76" (70mm) of snow.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year in Whitesboro, Oklahoma.
On the first day of the month, sunrise is at 7:09 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:26 am and sunset at 5:19 pm CST.

Sunshine

The months with the least sunshine are January and December, with an average of 5.4h of sunshine.

UV index

The month with the lowest UV index in Whitesboro is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 suggests this advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What are December temperatures in Whitesboro?

During December, Whitesboro experiences an average high-temperature of 50.9°F (10.5°C) and a low-temperature of 35.2°F (1.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is estimated at 93.2°F (34°C).

What is the average humidity in December in Whitesboro?

In December, the average relative humidity in Whitesboro, Oklahoma, is 75%.

How much does it rain in Whitesboro in December?

In Whitesboro, in December, during 9.2 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When does it start to snow in Whitesboro?

December is the first month it typically snows in Whitesboro. Throughout December, in the average 0.9 snowfall days, it receives 0.47" (12mm) of snow.

What is the month with the shortest days in Whitesboro?

The month with the shortest days in Whitesboro is December, with an average of 9h and 54min of daylight.

What is the average length of the day in December in Whitesboro?

The average day length in December in Whitesboro is 9h and 53min.

When are sunrise and sunset in December in Whitesboro?

In December, on the first day of the month, sunrise is at 7:09 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:19 pm CST.

What is the month with the least sunshine in Whitesboro?

January and December, with an average of 5.4h of sunshine, are months with the least sunshine.

How long on average sun shines in December in Whitesboro?

The average sunshine duration in December is 5.4h.

When is the lowest UV index in Whitesboro?

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

How high is the UV index in December in Whitesboro?

The average daily maximum UV index in December in Whitesboro, Oklahoma, is 2. A UV Index estimate 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
Whitesboro, OK

Average temperature in December - Whitesboro, OK
  • Average high temperature in December: 50.9°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (49.1°F).

  • Average low temperature in December: 35.2°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

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Average pressure in December
Whitesboro, OK

Average pressure in December - Whitesboro, 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 (29.93"Hg).

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Average wind speed in December
Whitesboro, OK

Average wind speed in December - Whitesboro, OK
  • Average wind speed in December: 6.1mph

The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in December
Whitesboro, OK

Average humidity in December - Whitesboro, OK
  • Average humidity in December: 75%

The months with the highest relative humidity are February, March and May (76%).
The month with the lowest relative humidity is August (69%).

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Average rainfall in December
Whitesboro, OK

Average rainfall in December - Whitesboro, OK
  • Average rainfall in December: 2.56"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.97").

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Average rainfall days in December
Whitesboro, OK

Average rainfall days in December - Whitesboro, OK
  • Average rainfall days in December: 9.2 days

The month with the highest number of rainy days is August (14.9 days).
The month with the least rainy days is November (9 days).

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Average snowfall in December
Whitesboro, OK

Average snowfall in December - Whitesboro, OK
  • Average snowfall in December: 0.47"

The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in December
Whitesboro, OK

Average snowfall days in December - Whitesboro, OK
  • Average snowfall days in December: 0.9 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Whitesboro, OK
  • Average daylight in December: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).

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Average sunshine days in December
Whitesboro, OK

Average sunshine days in December - Whitesboro, OK
  • Average sunshine days in December: 19.1 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (13.2 days).

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Average UV index in December
Whitesboro, OK

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

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

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Average cloud cover in December
Whitesboro, OK

Average cloud cover in December - Whitesboro, OK
  • Average cloud cover in December: 40

The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 25).

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Average visibility in December
Whitesboro, OK

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

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