December weather forecast
Cooperton, OK

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Weather in December

The first month of the winter, December, is also a fresh month in Cooperton, Oklahoma, with an average temperature ranging between min 33.1°F (0.6°C) and max 50.2°F (10.1°C).

Temperature

In Cooperton, the lowest temperatures are generally noted in December, averaging a high of 50.2°F (10.1°C) and a low of 33.1°F (0.6°C).

Humidity

The average relative humidity in December is 62%.

Rainfall

In December, in Cooperton, the rain falls for 4.5 days. Throughout December, 0.87" (22mm) of precipitation is accumulated. Throughout the year, there are 98.2 rainfall days, and 19.29" (490mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In December, it is snowing for 1.1 days. Throughout December, 0.39" (10mm) of snow is accumulated. In Cooperton, during the entire year, snow falls for 6.8 days and aggregates up to 3.7" (94mm) of snow.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:25 am and sunset at 5:24 pm. On the last day of December, sunrise is at 7:42 am and sunset at 5:34 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 6.4h of sunshine.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What part of the year is the coldest?

December, noted for its average high-temperature of 50.2°F (10.1°C) and an average low-temperature of 33.1°F (0.6°C), is considered the coldest month.

What is the temperature in December?

In Cooperton, in December, the average high-temperature is 50.2°F (10.1°C), and the average low-temperature is 33.1°F (0.6°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 91.4°F (33°C).

What is the average humidity in December?

In December, the average relative humidity is 62%.

How many days does it rain in December?

In Cooperton, Oklahoma, during December, the rain falls for 4.5 days and regularly aggregates up to 0.87" (22mm) of precipitation.

How many days does it snow in December?

In Cooperton, during December, snow falls for 1.1 days and regularly aggregates up to 0.39" (10mm) of snow.

What is the month with the shortest days?

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

What is the average length of the day in December?

In Cooperton, the average day length in December is 9h and 52min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:25 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:34 pm CST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.4h of sunshine.

How many hours of sunshine does Cooperton have in December?

The average sunshine duration in December is 6.4h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
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
Cooperton, OK

Average temperature in December - Cooperton, OK
  • Average high temperature in December: 50.2°F

The warmest month (with the highest average high temperature) is July (95.9°F).
The month with the lowest average high temperature is December (50.2°F).

  • Average low temperature in December: 33.1°F

The month with the highest average low temperature is July (75°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

Average pressure in December
Cooperton, OK

Average pressure in December - Cooperton, OK
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

Average wind speed in December
Cooperton, OK

Average wind speed in December - Cooperton, OK
  • Average wind speed in December: 10.3mph

The windiest month (with the highest average wind speed) is April (12.7mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).

Average humidity in December
Cooperton, OK

Average humidity in December - Cooperton, OK
  • Average humidity in December: 62%

The month with the highest relative humidity is May (63%).
The month with the lowest relative humidity is August (51%).

Average rainfall in December
Cooperton, OK

Average rainfall in December - Cooperton, OK
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is February (0.75").

Average rainfall days in December
Cooperton, OK

Average rainfall days in December - Cooperton, OK
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is January (3.6 days).

Average snowfall in December
Cooperton, OK

Average snowfall in December - Cooperton, OK
  • Average snowfall in December: 0.39"

The month with the highest snowfall is January (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Cooperton, OK

Average snowfall days in December - Cooperton, OK
  • Average snowfall days in December: 1.1 days

The month with the highest number of snowfall days is February (2.7 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
Cooperton, OK

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

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in December
Cooperton, OK

Average sunshine days in December - Cooperton, OK
  • Average sunshine days in December: 25.6 days

The month with the most sunshine days is January (25.8 days).
The month with the least sunshine days is May (16.6 days).

Average UV index in December
Cooperton, OK

Average UV index in December - Cooperton, 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).

Average cloud cover in December
Cooperton, OK

Average cloud cover in December - Cooperton, OK
  • Average cloud cover in December: 27

The month with the most cloud cover is March (Cloud cover 32).
The months with the least cloud cover are June and August (Cloud cover 18).

Average visibility in December
Cooperton, OK

Average visibility in December - Cooperton, 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).

Cooperton, Oklahoma, USA

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