December weather forecastMemphis, TN
December
Weather in December
December moves deeper into the winter season, signaling the year's end with a significant drop in temperature to 50.9°F (10.5°C). The shorter daylight hours of 9.8 per day signal the approach of the winter solstice. With the dropping temperature, the city prepares for the holiday season. A hint of snowfall can be observed and lower wind speeds make the outdoor ventures tolerable. Despite being one of the colder months, Memphis remains vibrant and full of life, ready to ring in the New Year.Temperature
December's arrival signals a moderate reduction in the average high-temperature, easing from a moderate 59°F (15°C) in November to a fresh 50.9°F (10.5°C). During December, the temperature in Memphis is averaged to a low of 38.7°F (3.7°C) at night.Humidity
The months with the highest humidity are March and December, with an average relative humidity of 78%.Rainfall
In Memphis, Tennessee, during December, the rain falls for 9.3 days and regularly aggregates up to 1.18" (30mm) of precipitation. Throughout the year, there are 116.7 rainfall days, and 12.4" (315mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Memphis, in December, snow falls for 0.8 days, with typically accumulated 0.04" (1mm) of snow. In Memphis, during the entire year, snow falls for 4.6 days and aggregates up to 0.43" (11mm) 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 6:50 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 4:58 pm CST.
Sunshine
The average sunshine in December is 5.2h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Experience reduced UV exposure by about half when donning a wide-brim hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Memphis, TN
- Average high temperature in December: 50.9°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (46.8°F).
- Average low temperature in December: 38.7°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (34°F).
Average pressure in December
Memphis, TN
- 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
Memphis, TN
- Average wind speed in December: 8.4mph
The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).
Average humidity in December
Memphis, TN
- 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 (68%).
Average rainfall in December
Memphis, TN
- Average rainfall in December: 1.18"
The wettest month (with the highest rainfall) is April (1.42").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in December
Memphis, TN
- Average rainfall days in December: 9.3 days
The months with the highest number of rainy days are May and July (12.3 days).
The month with the least rainy days is October (6.5 days).
Average snowfall in December
Memphis, TN
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Memphis, TN
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Memphis, TN
- 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 12min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Memphis, TN
- Average sunshine days in December: 20.1 days
The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is June (14.9 days).
Average UV index in December
Memphis, TN
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Memphis, TN
- Average cloud cover in December: 44
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
Memphis, TN
- 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).
