Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Welcoming December, Big Rocks observes a shift in the average high-temperature, falling from November's comfortable 61.7°F (16.5°C) to a cool 52.2°F (11.2°C). During December, Big Rocks records a consistent average nighttime temperature of 37.6°F (3.1°C).Humidity
In December, the average relative humidity is 74%.Rainfall
In Big Rocks, during December, the rain falls for 10.4 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, in Big Rocks, there are 149.7 rainfall days, and 37.6" (955mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Big Rocks. In Big Rocks, in December, during 0.7 snowfall days, 0.28" (7mm) of snow is typically accumulated. In Big Rocks, during the entire year, snow falls for 4.2 days and aggregates up to 2.09" (53mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of December in Big Rocks, sunrise is at 7:10 am and sunset at 5:12 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 5:23 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 5.4h of sunshine.UV index
The month with the lowest UV index in Big Rocks is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index of 2 during December leads to these instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the usual temperature for Big Rocks in December?
What is the average humidity in December in Big Rocks?
How many days does it rain in December in Big Rocks?
How much does it snow in Big Rocks in December?
What is the month with the shortest days in Big Rocks?
What is the average length of the day in December in Big Rocks?
When are sunrise and sunset in December in Big Rocks?
What is the month with the least sunshine in Big Rocks?
How many hours of sunshine does Big Rocks have in December?
When is the lowest UV index in Big Rocks?
What is the UV index reading in December in Big Rocks?
Average temperature in December
Big Rocks, OK
- Average high temperature in December: 52.2°F
The warmest month (with the highest average high temperature) is August (92.8°F).
The month with the lowest average high temperature is January (50.5°F).
- Average low temperature in December: 37.6°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (34.7°F).
Average pressure in December
Big Rocks, 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 (29.91"Hg).
Average wind speed in December
Big Rocks, OK
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).
Average humidity in December
Big Rocks, OK
- Average humidity in December: 74%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Big Rocks, OK
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is May (5.12").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in December
Big Rocks, OK
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in December
Big Rocks, OK
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Big Rocks, OK
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Big Rocks, 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: 5h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Big Rocks, OK
- Average sunshine days in December: 19 days
The month with the most sunshine days is January (19.9 days).
The month with the least sunshine days is May (12.9 days).
Average UV index in December
Big Rocks, 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
Big Rocks, OK
- Average cloud cover in December: 39
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Big Rocks, 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).
Big Rocks, Oklahoma, USA
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