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
In Base Line, the average high-temperature in December slightly decreases from a refreshing 60.3°F (15.7°C) in November to a cool 51.8°F (11°C). During December, the temperature is averaged to a low of 37.8°F (3.2°C) at night.Humidity
The average relative humidity in December in Base Line is 77%.Rainfall
In Base Line, in December, it is raining for 11.2 days, with typically 3.39" (86mm) of accumulated precipitation. Throughout the year, there are 158.1 rainfall days, and 38.03" (966mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Base Line, during December, snow falls for 0.5 days and regularly aggregates up to 0.08" (2mm) of snow. Throughout the year, there are 5.2 snowfall days, and 2.32" (59mm) of snow is accumulated.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 6:58 am and sunset at 4:58 pm. On the last day of December, in Base Line, sunrise is at 7:16 am and sunset at 5:08 pm CST.
Sunshine
The average sunshine in December is 5.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A daily high UV index of 3 in December leads to these guidelines:
Take precautions - Protection against skin and eye damage is obliged. When the Sun is at its strongest around midday, find shade and limit exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
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?
How many hours of daylight does Base Line have in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Base Line have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Base Line, AR
- Average high temperature in December: 51.8°F
The warmest month (with the highest average high temperature) is July (92.1°F).
The month with the lowest average high temperature is January (48.9°F).
- Average low temperature in December: 37.8°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 (34.2°F).
Average pressure in December
Base Line, 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
Base Line, AR
- Average wind speed in December: 7.1mph
The windiest months (with the highest average wind speed) are February, March and April (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in December
Base Line, AR
- Average humidity in December: 77%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Base Line, AR
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is January (2.52").
Average rainfall days in December
Base Line, AR
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in December
Base Line, AR
- Average snowfall in December: 0.08"
The month with the highest snowfall is February (1.02").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Base Line, AR
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (2.2 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
Base Line, AR
- 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 June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in December
Base Line, AR
- Average sunshine days in December: 17.5 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in December
Base Line, AR
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Base Line, AR
- Average cloud cover in December: 42
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Base Line, AR
- 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).
Base Line, Arkansas, USA
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