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 onset corresponds with a subtle shift in the average high-temperature, slightly moving from a refreshing 57°F (13.9°C) in November to a frosty 49.3°F (9.6°C). In Powells Crossroads, December's nights observe an average temperature dip to a cold 35.2°F (1.8°C).Humidity
The most humid month is December, with an average relative humidity of 81%.Rainfall
December is the month with the most rainfall. Rain falls for 12.4 days and accumulates 3.5" (89mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Powells Crossroads, Tennessee, in December, snow falls for 1.8 days, with typically accumulated 0.59" (15mm) of snow. In Powells Crossroads, during the entire year, snow falls for 11.1 days and aggregates up to 2.36" (60mm) 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 the month, sunrise is at 6:32 am and sunset at 4:29 pm. On the last day of December, sunrise is at 6:50 am and sunset at 4:40 pm CST.
Sunshine
In Powells Crossroads, the average sunshine in December is 4.8h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a wide-brim hat for potent defense against up to 50% of UV rays. 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 temperature in December?
What is the most humid month?
What is the average humidity in December?
What is the rainiest month?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Powells Crossroads have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Powells Crossroads have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Powells Crossroads, TN
- Average high temperature in December: 49.3°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).
Average pressure in December
Powells Crossroads, 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 (29.98"Hg).
Average wind speed in December
Powells Crossroads, TN
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in December
Powells Crossroads, TN
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are January, June, October and November (77%).
Average rainfall in December
Powells Crossroads, TN
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is November (2.05").
Average rainfall days in December
Powells Crossroads, TN
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in December
Powells Crossroads, TN
- Average snowfall in December: 0.59"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Powells Crossroads, TN
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is January (3.7 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
Powells Crossroads, TN
- 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: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Powells Crossroads, TN
- Average sunshine days in December: 16 days
The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in December
Powells Crossroads, 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, February and December (UV index 2).
Average cloud cover in December
Powells Crossroads, TN
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 33).
Average visibility in December
Powells Crossroads, TN
- Average visibility in December: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Powells Crossroads, Tennessee, USA
Weather forecast for your location
2. Allow the app to use your location