December weather forecast
Harrah, OK

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Weather in December

December, the first month of the winter in Harrah, is still a chilly month, with an average temperature fluctuating between 34.7°F (1.5°C) and 49.1°F (9.5°C).

Temperature

Harrah's weather changes with the onset of December, slightly falling from a refreshing 59.9°F (15.5°C) in November to a frosty 49.1°F (9.5°C). Harrah witnesses a consistent average low-temperature of 34.7°F (1.5°C) throughout December.

Humidity

In December, the average relative humidity is 67%.

Rainfall

In Harrah, in December, during 5.8 rainfall days, 1.1" (28mm) of precipitation is typically accumulated. Throughout the year, in Harrah, there are 120.6 rainfall days, and 25.59" (650mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In Harrah, in December, snow falls for 1.2 days, with typically accumulated 0.67" (17mm) of snow. In Harrah, during the entire year, snow falls for 6.1 days and aggregates up to 3.43" (87mm) 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 the month, sunrise is at 7:20 am and sunset at 5:15 pm. On the last day of December, sunrise is at 7:37 am and sunset at 5:26 pm CST.

Sunshine

December has the least sunshine of the year, with an average of 5.9h of sunshine.

UV index

December is the month with the lowest UV index in Harrah, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Updated: Jun 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Harrah in December?

In Harrah, 49.1°F (9.5°C) is the average high-temperature and 34.7°F (1.5°C) is the average low-temperature during December. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 89.6°F (32°C).

What is the average humidity in December?

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

How much does it rain in December?

In Harrah, during December, the rain falls for 5.8 days and regularly aggregates up to 1.1" (28mm) of precipitation.

How much does it snow in December?

In December, it is snowing for 1.2 days. Throughout December, 0.67" (17mm) of snow is accumulated.

What is the month with the shortest days?

With an average of 9h and 48min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

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

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:20 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:26 pm CST.

What is the month with the least sunshine?

With an average of 5.9h of sunshine, December has the least sunshine of the year.

How long on average sun shines in December?

The average sunshine duration in December in Harrah is 5.9h.

When is the lowest UV index?

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

What is the UV index reading in December?

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk 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
Harrah, OK

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

The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (48.4°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (72.9°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

Average pressure in December
Harrah, OK

Average pressure in December - Harrah, 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
Harrah, OK

Average wind speed in December - Harrah, OK
  • Average wind speed in December: 10.2mph

The windiest month (with the highest average wind speed) is April (11.9mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

Average humidity in December
Harrah, OK

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

The month with the highest relative humidity is May (76%).
The month with the lowest relative humidity is August (62%).

Average rainfall in December
Harrah, OK

Average rainfall in December - Harrah, OK
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is February (1.06").

Average rainfall days in December
Harrah, OK

Average rainfall days in December - Harrah, OK
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (5.1 days).

Average snowfall in December
Harrah, OK

Average snowfall in December - Harrah, OK
  • Average snowfall in December: 0.67"

The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in December
Harrah, OK

Average snowfall days in December - Harrah, OK
  • Average snowfall days in December: 1.2 days

The month with the highest number of snowfall days is February (2 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
Harrah, OK

Average daylight in December / Average sunshine in December - Harrah, 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: 5h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in December
Harrah, OK

Average sunshine days in December - Harrah, OK
  • Average sunshine days in December: 22.9 days

The month with the most sunshine days is January (23.8 days).
The month with the least sunshine days is May (14.3 days).

Average UV index in December
Harrah, OK

Average UV index in December - Harrah, 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
Harrah, OK

Average cloud cover in December - Harrah, OK
  • Average cloud cover in December: 33

The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 20).

Average visibility in December
Harrah, OK

Average visibility in December - Harrah, 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).

Harrah, Oklahoma, USA

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