December weather forecastRetrop, OK

December

Weather in December

The first month of the winter, December, is still a cool month in Retrop, Oklahoma, with temperature in the range of an average low of 33.4°F (0.8°C) and an average high of 50.9°F (10.5°C).

Temperature

Retrop experiences its lowest temperatures in December, with an average peak of 50.9°F (10.5°C) and a low of 33.4°F (0.8°C).

Humidity

The months with the highest humidity are May and December, with an average relative humidity of 61%.

Rainfall

In Retrop, in December, during 4 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, there are 93.6 rainfall days, and 18.27" (464mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall. In December, it is snowing for 1.4 days. Throughout December, 0.47" (12mm) of snow is accumulated. In Retrop, during the entire year, snow falls for 6.8 days and aggregates up to 3.9" (99mm) of snow.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 7:28 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:35 pm CST.

Sunshine

December has the least sunshine of the year, with an average of 6.5h of sunshine.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Retrop, the average lowest temperatures are observed in December, with a high of 50.9°F (10.5°C) and a low of 33.4°F (0.8°C).

The high-temperature, in December, in Retrop, records 50.9°F (10.5°C), while the low-temperature is 33.4°F (0.8°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 89.6°F (32°C).

May and December, with an average relative humidity of 61%, are most humid months in Retrop.

In December, the average relative humidity is 61%.

In December, the rain falls for 4 days. Throughout December, 0.71" (18mm) of precipitation is accumulated.

In Retrop, in December, snow falls for 1.4 days, with typically accumulated 0.47" (12mm) of snow.

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

In December, the average day length is 9h and 50min.

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:25 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:35 pm CST.

With an average of 6.5h of sunshine, December has the least sunshine of the year.

In December, the average sunshine duration is 6.5h.

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

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Retrop, OK

  • Average high temperature in December: 50.9°F

The warmest month (with the highest average high temperature) is July (96.1°F).
The month with the lowest average high temperature is December (50.9°F).

  • Average low temperature in December: 33.4°F

The month with the highest average low temperature is July (75°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in December
Retrop, 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
Retrop, OK

  • Average wind speed in December: 10.2mph

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
Retrop, OK

  • Average humidity in December: 61%

The months with the highest relative humidity are May and December (61%).
The months with the lowest relative humidity are July and August (50%).

Average rainfall in December
Retrop, OK

  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (0.67").

Average rainfall days in December
Retrop, OK

  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is January (2.5 days).

Average snowfall in December
Retrop, OK

  • Average snowfall in December: 0.47"

The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Retrop, OK

  • Average snowfall days in December: 1.4 days

The month with the highest number of snowfall days is February (2.4 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
Retrop, OK

  • Average daylight in December: 9h and 48min

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 30min

The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in December
Retrop, OK

  • Average sunshine days in December: 25.2 days

The month with the most sunshine days is January (26.3 days).
The month with the least sunshine days is August (16 days).

Average UV index in December
Retrop, OK

  • Average UV index in December: 2

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

Average cloud cover in December
Retrop, OK

  • Average cloud cover in December: 26

The months with the most cloud cover are March and April (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 17).

Average visibility in December
Retrop, 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).