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
With the onset of December, Pillar's average high-temperature slightly adjusts, moderately receding from November's mild 60.1°F (15.6°C) to a fresh 51.8°F (11°C). The average low-temperature during December nights is a wintry 39.4°F (4.1°C).Humidity
The months with the highest humidity are March and December, with an average relative humidity of 78%.Rainfall
In Pillar, in December, it is raining for 8.7 days, with typically 1.26" (32mm) of accumulated precipitation. Throughout the year, in Pillar, there are 123 rainfall days, and 16.02" (407mm) of precipitation is accumulated.Snowfall
January, February and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.04" (1mm) of snow. In Pillar, during the entire year, snow falls for 3.5 days and aggregates up to 0.35" (9mm) 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 the month, sunrise is at 6:51 am and sunset at 4:52 pm. On the last day of December, sunrise is at 7:09 am and sunset at 5:02 pm CST.
Sunshine
In December, the average sunshine in Pillar is 5h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a daily UV index of 3 turns into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
What is the temperature in December in Pillar?
What are the most humid months in Pillar?
What is the average humidity in December in Pillar?
How much does it rain in Pillar in December?
When does it start snowing in Pillar?
What is the month with the shortest days in Pillar?
What is the average length of the day in December in Pillar?
When is the sunrise / sunset in December in Pillar?
How long on average sun shines in December in Pillar?
What are the months with the lowest UV index in Pillar?
What is the UV index reading in December in Pillar?
Average temperature in December
Pillar, AR
- Average high temperature in December: 51.8°F
The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in December: 39.4°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in December
Pillar, 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
Pillar, AR
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is February (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Pillar, AR
- Average humidity in December: 78%
The months with the highest relative humidity are March and December (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Pillar, AR
- Average rainfall in December: 1.26"
The wettest month (with the highest rainfall) is April (1.89").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in December
Pillar, AR
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is July (15 days).
The month with the least rainy days is November (6.7 days).
Average snowfall in December
Pillar, AR
- Average snowfall in December: 0.04"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Pillar, AR
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Pillar, 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 0min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Pillar, AR
- Average sunshine days in December: 19.9 days
The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in December
Pillar, AR
- Average UV index in December: 3
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Pillar, AR
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Pillar, 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).
Pillar, Arkansas, USA
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