December weather forecastMartins Mills, TN
December
Weather in December
The first month of the winter, December, is also a fresh month in Martins Mills, Tennessee, with temperature in the range of an average low of 36.9°F (2.7°C) and an average high of 50°F (10°C).Temperature
Martins Mills in December experiences a gentle temperature dip, with average high-temperatures reducing from a refreshing 58.3°F (14.6°C) in November to a fresh 50°F (10°C). Martins Mills reports an average low-temperature of 36.9°F (2.7°C) during the nights of December.Humidity
The months with the highest humidity are March and December, with an average relative humidity of 79%.Rainfall
In December, the rain falls for 13.5 days. Throughout December, 3.5" (89mm) of precipitation is accumulated. In Martins Mills, during the entire year, the rain falls for 178.9 days and collects up to 41.57" (1056mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Martins Mills, in December, during 1.8 snowfall days, 0.83" (21mm) of snow is typically accumulated. Throughout the year, there are 10.7 snowfall days, and 3.43" (87mm) 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 December, sunrise is at 6:42 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 4:50 pm CST.
Sunshine
The average sunshine in December is 4.7h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in Martins Mills. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Martins Mills, TN
- Average high temperature in December: 50°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (45.7°F).
- Average low temperature in December: 36.9°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in December
Martins Mills, 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
Martins Mills, TN
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in December
Martins Mills, 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 (73%).
Average rainfall in December
Martins Mills, TN
- Average rainfall in December: 3.5"
The wettest month (with the highest rainfall) is February (4.84").
The driest months (with the least rainfall) are September and November (2.52").
Average rainfall days in December
Martins Mills, TN
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in December
Martins Mills, TN
- Average snowfall in December: 0.83"
The month with the highest snowfall is February (0.87").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Martins Mills, TN
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (3.4 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
Martins Mills, 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 42min
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 36min).
Average sunshine days in December
Martins Mills, TN
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in December
Martins Mills, TN
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Martins Mills, TN
- Average cloud cover in December: 50
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Martins Mills, TN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, May and July (5mi).
