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's arrival comes with a mild decrease in the average high-temperature, moving subtly from a refreshing 56.8°F (13.8°C) in November to a chilly 49.3°F (9.6°C). Throughout the month of December, the average temperature dips to a cold 36°F (2.2°C) at night.Humidity
March and December, with an average relative humidity of 80%, are the most humid months.Rainfall
In December, the rain falls for 13.4 days. Throughout December, 3.86" (98mm) of precipitation is accumulated. In Lewis Store, during the entire year, the rain falls for 183 days and collects up to 43.19" (1097mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In December, it is snowing for 3.1 days. Throughout December, 1.02" (26mm) of snow is accumulated. In Lewis Store, during the entire year, snow falls for 17.2 days and aggregates up to 4.53" (115mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 6:36 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 4:41 pm CST.
Sunshine
In Lewis Store, the average sunshine in December is 4.7h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 suggests these recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the most humid month in Lewis Store?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days in Lewis Store?
What is the average length of the day in December?
When are sunrise and sunset in December in Lewis Store?
How long on average sun shines in December in Lewis Store?
What are the months with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Lewis Store, TN
- Average high temperature in December: 49.3°F
The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 36°F
The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in December
Lewis Store, 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 (29.98"Hg).
Average wind speed in December
Lewis Store, TN
- Average wind speed in December: 7.4mph
The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).
Average humidity in December
Lewis Store, TN
- Average humidity in December: 80%
The months with the highest relative humidity are March and December (80%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in December
Lewis Store, TN
- Average rainfall in December: 3.86"
The wettest month (with the highest rainfall) is July (4.72").
The driest month (with the least rainfall) is September (2.28").
Average rainfall days in December
Lewis Store, TN
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is July (21 days).
The month with the least rainy days is November (10.3 days).
Average snowfall in December
Lewis Store, TN
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Lewis Store, TN
- Average snowfall days in December: 3.1 days
The month with the highest number of snowfall days is January (5.2 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
Lewis Store, TN
- Average daylight in December: 9h and 5min
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 4min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Lewis Store, TN
- Average sunshine days in December: 14.9 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is July (8.1 days).
Average UV index in December
Lewis Store, 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 and December (UV index 2).
Average cloud cover in December
Lewis Store, TN
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in December
Lewis Store, TN
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, June, September, October and November (6mi).
The months with the lowest visibility are January, May, July, August and December (5mi).
Lewis Store, Tennessee, USA
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