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
The beginning of December brings a slight decrease in the average high-temperature, transitioning from a mild 57.7°F (14.3°C) in November to a frosty 49.3°F (9.6°C). Leanna experiences a steady low-temperature of 36.1°F (2.3°C) throughout December.Humidity
December is the most humid month, with an average relative humidity of 78%.Rainfall
In December, in Leanna, the rain falls for 11.1 days. Throughout December, 1.85" (47mm) of precipitation is accumulated. In Leanna, during the entire year, the rain falls for 150.1 days and collects up to 24.41" (620mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Leanna. In Leanna, in December, during 2.5 snowfall days, 0.39" (10mm) of snow is typically accumulated. In Leanna, during the entire year, snow falls for 12.1 days and aggregates up to 2.24" (57mm) of snow.Daylight
The month with the shortest days in Leanna is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:38 am and sunset at 4:31 pm. On the last day of December, sunrise is at 6:55 am and sunset at 4:42 pm CST.
Sunshine
In December, the average sunshine in Leanna is 4.5h.UV index
The months with the lowest UV index are February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The solar radiation around mid-day is intense; avoid the Sun and stay safe. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Leanna?
What is the most humid month in Leanna?
What is the average humidity in December in Leanna?
How many days does it rain in December in Leanna?
How many days does it snow in December in Leanna?
What is the month with the shortest days in Leanna?
How many hours of daylight does Leanna have in December?
When is the sunrise / sunset in December in Leanna?
How many hours of sunshine does Leanna have in December?
What is the month with the lowest UV index in Leanna?
How high is the UV index in December in Leanna?
Average temperature in December
Leanna, TN
- Average high temperature in December: 49.3°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in December: 36.1°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in December
Leanna, 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
Leanna, TN
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in December
Leanna, TN
- Average humidity in December: 78%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).
Average rainfall in December
Leanna, TN
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days in December
Leanna, TN
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in December
Leanna, TN
- Average snowfall in December: 0.39"
The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Leanna, TN
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (3.5 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
Leanna, TN
- Average daylight in December: 9h and 5min
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 48min).
- Average sunshine in December: 4h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in December
Leanna, TN
- Average sunshine days in December: 17.1 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in December
Leanna, 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 February and December (UV index 2).
Average cloud cover in December
Leanna, TN
- Average cloud cover in December: 52
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in December
Leanna, 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).
Leanna, Tennessee, USA
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