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's arrival corresponds with a decrease in average high-temperatures, from November's mild 58.1°F (14.5°C) to a chilly 49.1°F (9.5°C). Swifton observes an average nighttime low-temperature of 36.5°F (2.5°C) during the month of December.Humidity
In December, the average relative humidity in Swifton is 77%.Rainfall
In Swifton, during December, the rain falls for 10.2 days and regularly aggregates up to 2.87" (73mm) of precipitation. In Swifton, during the entire year, the rain falls for 158.8 days and collects up to 38.66" (982mm) of precipitation.Snowfall
Months with snowfall are January through March, October through December. In Swifton, Arkansas, in December, snow falls for 0.9 days, with typically accumulated 0.75" (19mm) of snow. In Swifton, during the entire year, snow falls for 5.7 days and aggregates up to 3.94" (100mm) 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 December, sunrise is at 6:56 am and sunset at 4:50 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:01 pm CST.
Sunshine
The average sunshine in December in Swifton is 5.3h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from 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 Swifton in December?
How many days 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?
How many hours of sunshine does Swifton have in December?
When is the lowest UV index?
How high is the UV index in December in Swifton?
Average temperature in December
Swifton, AR
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (45.3°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in December
Swifton, 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
Swifton, AR
- Average wind speed in December: 8.3mph
The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Swifton, 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 (68%).
Average rainfall in December
Swifton, AR
- Average rainfall in December: 2.87"
The wettest month (with the highest rainfall) is April (4.61").
The driest month (with the least rainfall) is September (2.48").
Average rainfall days in December
Swifton, AR
- Average rainfall days in December: 10.2 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in December
Swifton, AR
- Average snowfall in December: 0.75"
The month with the highest snowfall is March (1.26").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in December
Swifton, AR
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Swifton, 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 2min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Swifton, AR
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is January (19.7 days).
The month with the least sunshine days is July (11 days).
Average UV index in December
Swifton, 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
Swifton, AR
- Average cloud cover in December: 43
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 23).
Average visibility in December
Swifton, 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).
Swifton, Arkansas, USA
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