December weather forecast
Countyline, OK

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Weather in December

The first month of the winter, December, is still a cool month in Countyline, Oklahoma, with an average temperature ranging between min 35.1°F (1.7°C) and max 50.9°F (10.5°C).

Temperature

December is characterized by a reduction in the average high-temperature, from a comfortable 61.3°F (16.3°C) in November to a fresh 50.9°F (10.5°C). Countyline, in December, observes a steady average low-temperature of 35.1°F (1.7°C).

Humidity

In December, the average relative humidity is 66%.

Rainfall

In December, in Countyline, the rain falls for 6.3 days. Throughout December, 1.18" (30mm) of precipitation is accumulated. In Countyline, during the entire year, the rain falls for 124.2 days and collects up to 25.43" (646mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Countyline, in December, during 1.4 snowfall days, 0.98" (25mm) of snow is typically accumulated. Throughout the year, there are 6.4 snowfall days, and 3.74" (95mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 7:19 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:30 pm CST.

Sunshine

The month with the least sunshine is December, with an average of 6.1h of sunshine.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average December temperature?

December temperatures vary between a high-temperature of 50.9°F (10.5°C) and a low-temperature of 35.1°F (1.7°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is calculated to be 91.4°F (33°C).

What is the average humidity in December?

In December, the average relative humidity is 66%.

How much does it rain in Countyline in December?

In Countyline, in December, during 6.3 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

How much does it snow in December?

In Countyline, in December, during 1.4 snowfall days, 0.98" (25mm) of snow is typically accumulated.

What is the month with the shortest days?

With an average of 9h and 54min of daylight, December has the shortest days of the year.

How many hours of daylight does Countyline have in December?

The average day length in December is 9h and 54min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:19 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:30 pm CST.

What is the month with the least sunshine?

December has the least sunshine of the year, with an average of 6.1h of sunshine.

How long on average sun shines in December in Countyline?

In December, the average sunshine duration is 6.1h.

When is the lowest UV index in Countyline?

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 estimate of 2, and below, represents a low health risk 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
Countyline, OK

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

The warmest month (with the highest average high temperature) is August (94.6°F).
The month with the lowest average high temperature is January (50.7°F).

  • Average low temperature in December: 35.1°F

The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in December
Countyline, OK

Average pressure in December - Countyline, 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
Countyline, OK

Average wind speed in December - Countyline, OK
  • Average wind speed in December: 9.8mph

The windiest month (with the highest average wind speed) is April (11.6mph).
The calmest months (with the lowest average wind speed) are July and August (8.2mph).

Average humidity in December
Countyline, OK

Average humidity in December - Countyline, OK
  • Average humidity in December: 66%

The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is August (56%).

Average rainfall in December
Countyline, OK

Average rainfall in December - Countyline, OK
  • Average rainfall in December: 1.18"

The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and November (1.1").

Average rainfall days in December
Countyline, OK

Average rainfall days in December - Countyline, OK
  • Average rainfall days in December: 6.3 days

The month with the highest number of rainy days is May (15.1 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in December
Countyline, OK

Average snowfall in December - Countyline, OK
  • Average snowfall in December: 0.98"

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Countyline, OK

Average snowfall days in December - Countyline, OK
  • Average snowfall days in December: 1.4 days

The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in December / Average sunshine in December - Countyline, 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: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 6min).

Average sunshine days in December
Countyline, OK

Average sunshine days in December - Countyline, OK
  • Average sunshine days in December: 23 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is May (13.1 days).

Average UV index in December
Countyline, OK

Average UV index in December - Countyline, 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
Countyline, OK

Average cloud cover in December - Countyline, OK
  • Average cloud cover in December: 31

The month with the most cloud cover is March (Cloud cover 35).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in December
Countyline, OK

Average visibility in December - Countyline, 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).

Countyline, Oklahoma, USA

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