December weather forecastShirley, AR
December
Weather in December
The first month of the winter, December, is also a frosty month in Shirley, Arkansas, with an average temperature fluctuating between 34.3°F (1.3°C) and 48.6°F (9.2°C).Temperature
December ushers in a minute temperature change, with average high-temperatures reducing from November's mild 57°F (13.9°C) to a frosty 48.6°F (9.2°C). Shirley experiences a consistent average temperature of 34.3°F (1.3°C) throughout the nights in December.Humidity
The average relative humidity in December is 77%.Rainfall
In December, in Shirley, the rain falls for 10 days. Throughout December, 2.56" (65mm) of precipitation is accumulated. In Shirley, during the entire year, the rain falls for 149.1 days and collects up to 33.23" (844mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Shirley, in December, snow falls for 0.7 days, with typically accumulated 0.55" (14mm) of snow. In Shirley, during the entire year, snow falls for 6 days and aggregates up to 3.94" (100mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of December, sunrise is at 7:01 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:06 pm CST.
Sunshine
In Shirley, the average sunshine in December is 5.4h.UV index
The months with the lowest UV index in Shirley are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. It's recommended to limit sun exposure when its radiation is at its peak during midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Shirley, AR
- Average high temperature in December: 48.6°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (45.3°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 (30.4°F).
Average pressure in December
Shirley, 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
Shirley, AR
- Average wind speed in December: 6.7mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Shirley, AR
- Average humidity in December: 77%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Shirley, AR
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is April (4.09").
The driest month (with the least rainfall) is September (2.09").
Average rainfall days in December
Shirley, AR
- Average rainfall days in December: 10 days
The months with the highest number of rainy days are May and July (15.8 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in December
Shirley, AR
- Average snowfall in December: 0.55"
The month with the highest snowfall is March (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Shirley, AR
- Average snowfall days in December: 0.7 days
The months with the highest number of snowfall days are January and February (2 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
Shirley, AR
- Average daylight in December: 9h and 48min
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 24min
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: 5h and 12min).
Average sunshine days in December
Shirley, AR
- Average sunshine days in December: 20 days
The month with the most sunshine days is December (20 days).
The month with the least sunshine days is July (13.2 days).
Average UV index in December
Shirley, 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
Shirley, AR
- Average cloud cover in December: 42
The months with the most cloud cover are February and March (Cloud cover 45).
The months with the least cloud cover are June and July (Cloud cover 27).
Average visibility in December
Shirley, 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).
