December weather forecastPencil Bluff, AR
December
Weather in December
December, the first month of the winter in Pencil Bluff, is also a fresh month, with temperature in the range of an average low of 36°F (2.2°C) and an average high of 50.9°F (10.5°C).Temperature
With the arrival of December, Pencil Bluff notices a mild change in the average high-temperature, sliding from November's moderate 59.2°F (15.1°C) to a cool 50.9°F (10.5°C). Nighttime temperatures in December average to an icy 36°F (2.2°C) in Pencil Bluff.Humidity
The average relative humidity in December in Pencil Bluff, Arkansas, is 79%.Rainfall
In Pencil Bluff, Arkansas, during December, the rain falls for 10.8 days and regularly aggregates up to 3.11" (79mm) of precipitation. In Pencil Bluff, during the entire year, the rain falls for 160.2 days and collects up to 38.86" (987mm) of precipitation.Snowfall
Months with snowfall in Pencil Bluff, Arkansas, are January through March, November and December. In December, it is snowing for 0.9 days. Throughout December, 0.55" (14mm) of snow is accumulated. Throughout the year, there are 5.8 snowfall days, and 3.46" (88mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 7:04 am and sunset at 5:04 pm. On the last day of December, sunrise is at 7:21 am and sunset at 5:14 pm CST.
Sunshine
The months with the least sunshine in Pencil Bluff are February and December, with an average of 5.1h 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 low threat to health from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 2 during December translates into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Pencil Bluff, AR
- Average high temperature in December: 50.9°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in December: 36°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in December
Pencil Bluff, 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 (29.94"Hg).
Average wind speed in December
Pencil Bluff, AR
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Pencil Bluff, AR
- Average humidity in December: 79%
The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are July, August, September and October (73%).
Average rainfall in December
Pencil Bluff, AR
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is May (4.76").
The driest month (with the least rainfall) is January (2.32").
Average rainfall days in December
Pencil Bluff, AR
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is January (9.6 days).
Average snowfall in December
Pencil Bluff, AR
- Average snowfall in December: 0.55"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Pencil Bluff, AR
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (2 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
Pencil Bluff, AR
- Average daylight in December: 9h and 54min
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 6min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).
Average sunshine days in December
Pencil Bluff, AR
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is January (19 days).
The month with the least sunshine days is August (10.5 days).
Average UV index in December
Pencil Bluff, AR
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Pencil Bluff, AR
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).
Average visibility in December
Pencil Bluff, AR
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).





