December weather forecastGallaway, TN
December
Weather in December
The first month of the winter, December, is still a cool month in Gallaway, Tennessee, with an average temperature fluctuating between 50.7°F (10.4°C) and 37.8°F (3.2°C).Temperature
The advent of December brings a subtle shift in temperature, with the average high moving from a moderate 58.6°F (14.8°C) in November to a cool 50.7°F (10.4°C). The month of December records an average low-temperature of 37.8°F (3.2°C).Humidity
The average relative humidity in December is 78%.Rainfall
In December, the rain falls for 10 days. Throughout December, 2.28" (58mm) of precipitation is accumulated. Throughout the year, there are 148 rainfall days, and 25.35" (644mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Gallaway. In Gallaway, during December, snow falls for 0.7 days and regularly aggregates up to 0.24" (6mm) of snow. Throughout the year, there are 4.3 snowfall days, and 1.06" (27mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:49 am and sunset at 4:46 pm. On the last day of December, sunrise is at 7:07 am and sunset at 4:56 pm CST.
Sunshine
In Gallaway, Tennessee, the average sunshine in December is 5h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Exercise prevention - Warding off sunburn is urged. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Gallaway, TN
- Average high temperature in December: 50.7°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 (46.4°F).
- Average low temperature in December: 37.8°F
The month with the highest average low temperature is July (71.6°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in December
Gallaway, 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
Gallaway, TN
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is February (9.2mph).
The calmest month (with the lowest average wind speed) is July (5.2mph).
Average humidity in December
Gallaway, TN
- Average humidity in December: 78%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Gallaway, TN
- Average rainfall in December: 2.28"
The wettest month (with the highest rainfall) is April (2.8").
The driest months (with the least rainfall) are January and September (1.26").
Average rainfall days in December
Gallaway, TN
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is November (8.4 days).
Average snowfall in December
Gallaway, TN
- Average snowfall in December: 0.24"
The month with the highest snowfall is February (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Gallaway, TN
- Average snowfall days in December: 0.7 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 and September (0 days).
Average daylight in December /
Average sunshine in December
Gallaway, 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 0min
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
Gallaway, TN
- Average sunshine days in December: 19.2 days
The month with the most sunshine days is October (20.9 days).
The months with the least sunshine days are July and August (12.3 days).
Average UV index in December
Gallaway, 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 and December (UV index 3).
Average cloud cover in December
Gallaway, TN
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are June and August (Cloud cover 25).
Average visibility in December
Gallaway, 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).





