December weather forecastSidney, AR
December
Weather in December
The first month of the winter, December, is also a frosty month in Sidney, Arkansas, with an average temperature ranging between max 48.4°F (9.1°C) and min 34.9°F (1.6°C).Temperature
The transition into December is accompanied by a slight temperature decrease, with the average high-temperature shifting from a moderate 57°F (13.9°C) in November to a frosty 48.4°F (9.1°C). December in Sidney sees the temperature falling to a mean low of 34.9°F (1.6°C).Humidity
In December, the average relative humidity in Sidney is 77%.Rainfall
In Sidney, during December, the rain falls for 8.6 days and regularly aggregates up to 2.36" (60mm) of precipitation. Throughout the year, in Sidney, there are 145.7 rainfall days, and 34.13" (867mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Sidney, during December, snow falls for 1 days and regularly aggregates up to 0.51" (13mm) of snow. Throughout the year, in Sidney, there are 7.5 snowfall days, and 3.78" (96mm) of snow is accumulated.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of December in Sidney, sunrise is at 6:59 am and sunset at 4:52 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:02 pm CST.
Sunshine
In Sidney, the average sunshine in December is 5.2h.UV index
The months with the lowest UV index in Sidney are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Sidney, AR
- Average high temperature in December: 48.4°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in December: 34.9°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in December
Sidney, 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
Sidney, AR
- Average wind speed in December: 7.6mph
The windiest months (with the highest average wind speed) are January, February and April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Sidney, AR
- Average humidity in December: 77%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Sidney, AR
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is April (4.37").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in December
Sidney, AR
- Average rainfall days in December: 8.6 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is December (8.6 days).
Average snowfall in December
Sidney, AR
- Average snowfall in December: 0.51"
The month with the highest snowfall is March (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Sidney, AR
- Average snowfall days in December: 1 days
The month with the highest number of snowfall days is February (2.5 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
Sidney, AR
- Average daylight in December: 9h and 48min
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 12min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).
Average sunshine days in December
Sidney, AR
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in December
Sidney, AR
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Sidney, 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
Sidney, 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).





