December weather forecastMatheny Grove, TN
December
Weather in December
The first month of the winter, December, is also a frosty month in Matheny Grove, Tennessee, with an average temperature fluctuating between 35.4°F (1.9°C) and 47.8°F (8.8°C).Temperature
The commencement of December includes a gentle temperature shift, with the average high-temperature dropping a bit from a refreshing 56.3°F (13.5°C) in November to a frosty 47.8°F (8.8°C). Matheny Grove records an average low of 35.4°F (1.9°C) throughout the nights in December.Humidity
In Matheny Grove, Tennessee, the average relative humidity in December is 79%.Rainfall
In Matheny Grove, in December, during 12.2 rainfall days, 3.54" (90mm) of precipitation is typically accumulated. Throughout the year, in Matheny Grove, Tennessee, there are 171.3 rainfall days, and 40.71" (1034mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Matheny Grove, during December, snow falls for 1.5 days and regularly aggregates up to 0.87" (22mm) of snow. Throughout the year, in Matheny Grove, there are 10.9 snowfall days, and 4.72" (120mm) of snow is accumulated.Daylight
The month with the shortest days in Matheny Grove, Tennessee, is December, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 6:48 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:49 pm CST.
Sunshine
In Matheny Grove, the average sunshine in December is 4.9h.UV index
The months with the lowest UV index in Matheny Grove are February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: A daily high UV index of 2 in December leads to these guidelines:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Matheny Grove, TN
- Average high temperature in December: 47.8°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (43.7°F).
- Average low temperature in December: 35.4°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).
Average pressure in December
Matheny Grove, 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 (29.95"Hg).
Average wind speed in December
Matheny Grove, TN
- Average wind speed in December: 8.5mph
The windiest months (with the highest average wind speed) are January, February and April (8.9mph).
The calmest month (with the lowest average wind speed) is July (5.4mph).
Average humidity in December
Matheny Grove, TN
- Average humidity in December: 79%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Matheny Grove, TN
- Average rainfall in December: 3.54"
The wettest month (with the highest rainfall) is February (4.49").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in December
Matheny Grove, TN
- Average rainfall days in December: 12.2 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in December
Matheny Grove, TN
- Average snowfall in December: 0.87"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Matheny Grove, TN
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is January (3.8 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
Matheny Grove, TN
- Average daylight in December: 9h and 42min
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: 4h and 54min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in December
Matheny Grove, TN
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Matheny Grove, TN
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are February and December (UV index 2).
Average cloud cover in December
Matheny Grove, TN
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Matheny Grove, 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).
