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
Stepping into December, White Rock observes a temperature decline, with the average high falling from November's refreshing 58.8°F (14.9°C) to a frosty 49.5°F (9.7°C). In White Rock, the expected average low-temperature for December is a wintry 34.9°F (1.6°C).Humidity
In December, the average relative humidity is 75%.Rainfall
In White Rock, in December, it is raining for 9 days, with typically 2.56" (65mm) of accumulated precipitation. In White Rock, during the entire year, the rain falls for 134.2 days and collects up to 33.86" (860mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 0.5 days. Throughout December, 0.47" (12mm) of snow is accumulated. In White Rock, during the entire year, snow falls for 4.1 days and aggregates up to 2.13" (54mm) 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 7:07 am and sunset at 5:02 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:13 pm CST.
Sunshine
The average sunshine in December is 5.6h.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 hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December in White Rock?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
White Rock, AR
- Average high temperature in December: 49.5°F
The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is January (47.5°F).
- Average low temperature in December: 34.9°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).
Average pressure in December
White Rock, AR
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
White Rock, AR
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).
Average humidity in December
White Rock, AR
- Average humidity in December: 75%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in December
White Rock, AR
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is May (4.45").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in December
White Rock, AR
- Average rainfall days in December: 9 days
The month with the highest number of rainy days is March (14.8 days).
The month with the least rainy days is November (8.5 days).
Average snowfall in December
White Rock, AR
- Average snowfall in December: 0.47"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
White Rock, AR
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is January (1.5 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
White Rock, AR
- 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
White Rock, AR
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is December (20.4 days).
The months with the least sunshine days are April and May (14.3 days).
Average UV index in December
White Rock, AR
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
White Rock, AR
- Average cloud cover in December: 40
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
White Rock, AR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
White Rock, Arkansas, USA
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