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
December brings a minor shift in the average high-temperature, adjusting from a mild 56.8°F (13.8°C) in November to a chilly 48°F (8.9°C). Throughout December, the average low-temperature records at an icy 34.3°F (1.3°C).Humidity
In December, the average relative humidity is 76%.Rainfall
In Calico Rock, during December, the rain falls for 9.4 days and regularly aggregates up to 2.48" (63mm) of precipitation. Throughout the year, there are 155.8 rainfall days, and 35.2" (894mm) of precipitation is accumulated.Snowfall
Months with snowfall in Calico Rock, Arkansas, are January through March, November and December. In Calico Rock, in December, during 1.4 snowfall days, 1.02" (26mm) of snow is typically accumulated. In Calico Rock, during the entire year, snow falls for 8.4 days and aggregates up to 4.65" (118mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:01 am and sunset at 4:54 pm. On the last day of December, sunrise is at 7:19 am and sunset at 5:04 pm CST.
Sunshine
In Calico Rock, Arkansas, the average sunshine in December is 5.3h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Calico Rock in December?
What is the average humidity in December in Calico Rock?
How many days does it rain in December in Calico Rock?
How many days does it snow in December?
What is the month with the shortest days in Calico Rock?
How many hours of daylight does Calico Rock have in December?
What time are sunrise and sunset in December in Calico Rock?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Calico Rock, AR
- Average high temperature in December: 48°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (44.8°F).
- Average low temperature in December: 34.3°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in December
Calico 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
Calico Rock, AR
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in December
Calico Rock, AR
- Average humidity in December: 76%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Calico Rock, AR
- Average rainfall in December: 2.48"
The wettest month (with the highest rainfall) is April (4.33").
The driest month (with the least rainfall) is September (1.89").
Average rainfall days in December
Calico Rock, AR
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is January (8.3 days).
Average snowfall in December
Calico Rock, AR
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Calico Rock, AR
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Calico Rock, AR
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in December
Calico Rock, AR
- Average sunshine days in December: 19.5 days
The months with the most sunshine days are January and December (19.5 days).
The month with the least sunshine days is July (11.3 days).
Average UV index in December
Calico Rock, AR
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Calico Rock, AR
- Average cloud cover in December: 43
The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Calico 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).
Calico Rock, Arkansas, USA
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