December weather forecastGreenfield Bend, TN
December
Weather in December
The first month of the winter, December, is also a frosty month in Greenfield Bend, Tennessee, with an average temperature ranging between min 35.6°F (2°C) and max 49.1°F (9.5°C).Temperature
The arrival of December is marked by a minor reduction in average high-temperature, sliding from a refreshing 56.8°F (13.8°C) in November to a chilly 49.1°F (9.5°C). An average nighttime temperature of 35.6°F (2°C) is witnessed throughout December.Humidity
March and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In Greenfield Bend, during December, the rain falls for 13.2 days and regularly aggregates up to 3.27" (83mm) of precipitation. In Greenfield Bend, Tennessee, during the entire year, the rain falls for 178.7 days and collects up to 39.21" (996mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In December, it is snowing for 2.4 days. Throughout December, 0.75" (19mm) of snow is accumulated. In Greenfield Bend, during the entire year, snow falls for 13.4 days and aggregates up to 3.78" (96mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:41 am and sunset at 4:35 pm. On the last day of December, sunrise is at 6:58 am and sunset at 4:46 pm CST.
Sunshine
The months with the least sunshine are February and December, with an average of 4.6h of sunshine.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Greenfield Bend, TN
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in December: 35.6°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in December
Greenfield Bend, TN
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in December
Greenfield Bend, TN
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in December
Greenfield Bend, TN
- Average humidity in December: 79%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Greenfield Bend, TN
- Average rainfall in December: 3.27"
The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.44").
Average rainfall days in December
Greenfield Bend, TN
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in December
Greenfield Bend, TN
- Average snowfall in December: 0.75"
The month with the highest snowfall is January (0.98").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Greenfield Bend, TN
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is February (4 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
Greenfield Bend, 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: 4h and 36min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).
Average sunshine days in December
Greenfield Bend, TN
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Greenfield Bend, TN
- 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
Greenfield Bend, TN
- Average cloud cover in December: 52
The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Greenfield Bend, TN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, May, July, August and September (5mi).





