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
In Gray, entering December brings a subtle temperature decrement, reducing from November's mild 55.4°F (13°C) to a chilly 47.1°F (8.4°C). In Gray, an average nighttime temperature of 32.7°F (0.4°C) is expected during December.Humidity
In Gray, Tennessee, the average relative humidity in December is 78%.Rainfall
In December, the rain falls for 13.9 days. Throughout December, 2.83" (72mm) of precipitation is accumulated. In Gray, during the entire year, the rain falls for 157.8 days and collects up to 27.2" (691mm) of precipitation.Snowfall
Months with snowfall in Gray are January through April, October through December. The month with the most snowfall is December, when snow falls for 5.5 days and typically aggregates up to 3.31" (84mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 7:23 am and sunset at 5:14 pm. On the last day of the month, sunrise is at 7:41 am and sunset at 5:25 pm EST.
Sunshine
In Gray, the average sunshine in December is 5.3h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Gray. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December in Gray?
What is the average humidity in December in Gray?
How many days does it rain in December in Gray?
What is the snowiest month in Gray?
How much does it snow in Gray in December?
What is the month with the shortest days in Gray?
What is the average length of the day in December in Gray?
What time are sunrise and sunset in December in Gray?
How many hours of sunshine does Gray have in December?
When is the lowest UV index in Gray?
What is the UV index reading in December in Gray?
Average temperature in December
Gray, TN
- Average high temperature in December: 47.1°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (42.3°F).
- Average low temperature in December: 32.7°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).
Average pressure in December
Gray, TN
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in December
Gray, TN
- Average wind speed in December: 5.7mph
The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).
Average humidity in December
Gray, TN
- Average humidity in December: 78%
The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are July, August and November (74%).
Average rainfall in December
Gray, TN
- Average rainfall in December: 2.83"
The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is September (1.06").
Average rainfall days in December
Gray, TN
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is October (9.5 days).
Average snowfall in December
Gray, TN
- Average snowfall in December: 3.31"
The month with the highest snowfall is December (3.31").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Gray, TN
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (9.3 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
Gray, TN
- Average daylight in December: 9h and 4min
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 42min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Gray, TN
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (20 days).
The month with the least sunshine days is February (9.2 days).
Average UV index in December
Gray, 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
Gray, TN
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Gray, TN
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Gray, Tennessee, USA
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