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
December is characterized by a slight reduction in average high-temperature, easing from a moderate 56.7°F (13.7°C) in November to a chilly 48.7°F (9.3°C). Martha observes an average low-temperature of 35.1°F (1.7°C) during December.Humidity
With an average relative humidity of 79%, December is the most humid month.Rainfall
In December, the rain falls for 11.6 days. Throughout December, 1.81" (46mm) of precipitation is accumulated. Throughout the year, there are 159.4 rainfall days, and 25.12" (638mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Martha, in December, snow falls for 2.9 days, with typically accumulated 0.51" (13mm) of snow. Throughout the year, there are 13.8 snowfall days, and 2.6" (66mm) of snow is accumulated.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 6:38 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 6:56 am and sunset at 4:41 pm CST.
Sunshine
In December, the average sunshine is 4.7h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.Note: In December, the average maximum UV index of 2 translates into the following 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 radiation is especially intense around midday; try to stay in shade during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the most humid month?
What is the average humidity in December in Martha?
How much does it rain in Martha in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December in Martha?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Martha, TN
- Average high temperature in December: 48.7°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (44.1°F).
- Average low temperature in December: 35.1°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in December
Martha, 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
Martha, TN
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in December
Martha, TN
- Average humidity in December: 79%
The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are June, October and November (74%).
Average rainfall in December
Martha, TN
- Average rainfall in December: 1.81"
The wettest month (with the highest rainfall) is July (3.46").
The driest month (with the least rainfall) is November (1.42").
Average rainfall days in December
Martha, TN
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is July (19.1 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in December
Martha, TN
- Average snowfall in December: 0.51"
The month with the highest snowfall is January (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Martha, TN
- Average snowfall days in December: 2.9 days
The month with the highest number of snowfall days is January (4.1 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
Martha, 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: 4h and 4min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Martha, TN
- Average sunshine days in December: 16.7 days
The months with the most sunshine days are October and November (19.3 days).
The month with the least sunshine days is July (9.9 days).
Average UV index in December
Martha, 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
Martha, TN
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in December
Martha, 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).
Martha, Tennessee, USA
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