December weather forecast
Banner, OK

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Weather in December

December, the first month of the winter in Banner, is also a frosty month, with an average temperature varying between 32.4°F (0.2°C) and 49.1°F (9.5°C).

Temperature

December brings a drop in Banner's average high-temperature, falling from a mild 59°F (15°C) in November to a chilly 49.1°F (9.5°C). Banner throughout December, experiences an average nighttime temperature of 32.4°F (0.2°C).

Humidity

In December, the average relative humidity is 67%.

Rainfall

December is the month with the least rainfall in Banner, Oklahoma. Rain falls for 4.5 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Banner, during December, snow falls for 1.5 days and regularly aggregates up to 0.55" (14mm) of snow. In Banner, during the entire year, snow falls for 7.7 days and aggregates up to 2.76" (70mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 7:22 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:29 pm CST.

Sunshine

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

UV index

December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 2 in December suggests 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 midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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Frequently asked questions

What are the temperatures in Banner in December?

The high-temperature, in December, in Banner, is 49.1°F (9.5°C), while the low-temperature averages to 32.4°F (0.2°C). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 89.6°F (32°C).

What is the average humidity in December in Banner?

In December, the average relative humidity in Banner is 67%.

What is the driest month in Banner?

The month with the least rainfall in Banner is December, when the rain falls for 4.5 days and typically collects 0.59" (15mm) of precipitation.

How much does it rain in Banner in December?

In Banner, Oklahoma, during December, the rain falls for 4.5 days and regularly aggregates up to 0.59" (15mm) of precipitation.

How many days does it snow in December in Banner?

In December, in Banner, it is snowing for 1.5 days. Throughout December, 0.55" (14mm) of snow is accumulated.

What is the month with the shortest days in Banner?

The month with the shortest days in Banner is December, with an average of 9h and 48min of daylight.

How many hours of daylight does Banner have in December?

In Banner, the average day length in December is 9h and 49min.

What time are sunrise and sunset in December in Banner?

In December, on the first day of the month, sunrise is at 7:22 am and sunset at 5:18 pm. On the last day of the month, in Banner, Oklahoma, sunrise is at 7:40 am and sunset at 5:29 pm CST.

What is the month with the least sunshine in Banner?

With an average of 6.1h of sunshine, December has the least sunshine of the year in Banner, Oklahoma.

How many hours of sunshine does Banner have in December?

In Banner, the average sunshine duration in December is 6.1h.

What is the month with the lowest UV index in Banner?

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

What is the UV index intensity in December in Banner?

In Banner, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Banner, OK

Average temperature in December - Banner, OK
  • Average high temperature in December: 49.1°F

The warmest month (with the highest average high temperature) is July (94.5°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in December: 32.4°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).

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Average pressure in December
Banner, OK

Average pressure in December - Banner, 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 (29.87"Hg).

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Average wind speed in December
Banner, OK

Average wind speed in December - Banner, OK
  • Average wind speed in December: 10.7mph

The windiest month (with the highest average wind speed) is April (12.6mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).

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Average humidity in December
Banner, OK

Average humidity in December - Banner, OK
  • Average humidity in December: 67%

The month with the highest relative humidity is May (71%).
The month with the lowest relative humidity is August (57%).

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Average rainfall in December
Banner, OK

Average rainfall in December - Banner, OK
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is December (0.59").

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Average rainfall days in December
Banner, OK

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

The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (4.1 days).

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Average snowfall in December
Banner, OK

Average snowfall in December - Banner, OK
  • Average snowfall in December: 0.55"

The months with the highest snowfall are January and February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
Banner, OK

Average snowfall days in December - Banner, OK
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is February (3.2 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
Banner, OK

Average daylight in December / Average sunshine in December - Banner, 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 48min).

  • 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).

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Average sunshine days in December
Banner, OK

Average sunshine days in December - Banner, OK
  • Average sunshine days in December: 24.5 days

The month with the most sunshine days is January (25.3 days).
The month with the least sunshine days is September (15.7 days).

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Average UV index in December
Banner, OK

Average UV index in December - Banner, 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).

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Average cloud cover in December
Banner, OK

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

The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 19).

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Average visibility in December
Banner, OK

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

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