December weather forecastMartin, TN
December
Weather in December
December, the first month of the winter in Martin, is also a frosty month, with an average temperature ranging between max 47.5°F (8.6°C) and min 35.4°F (1.9°C).Temperature
In December, the meteorological conditions change slightly, with the average high-temperature moving from a refreshing 56.3°F (13.5°C) in November to a frosty 47.5°F (8.6°C). Martin's average low-temperature in December is measured at an icy 35.4°F (1.9°C).Humidity
In December, the average relative humidity is 78%.Rainfall
In December, the rain falls for 12 days. Throughout December, 2.95" (75mm) of precipitation is accumulated. In Martin, during the entire year, the rain falls for 158.8 days and collects up to 34.72" (882mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Martin, during December, snow falls for 1.5 days and regularly aggregates up to 0.51" (13mm) of snow. In Martin, during the entire year, snow falls for 10.7 days and aggregates up to 4.13" (105mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 6:48 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:50 pm CST.
Sunshine
The average sunshine in December is 4.9h.UV index
February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in December leads to these recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Martin, TN
- Average high temperature in December: 47.5°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in December: 35.4°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).
Average pressure in December
Martin, 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
Martin, TN
- Average wind speed in December: 8.6mph
The windiest months (with the highest average wind speed) are January, February and April (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).
Average humidity in December
Martin, TN
- Average humidity in December: 78%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Martin, TN
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is February (4.09").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in December
Martin, TN
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (9.4 days).
Average snowfall in December
Martin, TN
- Average snowfall in December: 0.51"
The month with the highest snowfall is March (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Martin, TN
- Average snowfall days in December: 1.5 days
The months with the highest number of snowfall days are January and February (3.4 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
Martin, 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
Martin, TN
- Average sunshine days in December: 17.3 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is May (11.9 days).
Average UV index in December
Martin, 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
Martin, TN
- Average cloud cover in December: 47
The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 26).
Average visibility in December
Martin, 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).





