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
As Glenwood enters December, the average high-temperature subtly lowers from the a refreshing 58.8°F (14.9°C) of November to a cool 50.7°F (10.4°C). Throughout December, the temperature in Glenwood falls to an average low of 36.5°F (2.5°C).Humidity
The most humid month in Glenwood is December, with an average relative humidity of 80%.Rainfall
The month with the most rainfall is December, when the rain falls for 13.5 days and typically aggregates up to 4.21" (107mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Glenwood, Tennessee, during December, snow falls for 1.6 days and regularly aggregates up to 0.31" (8mm) of snow. Throughout the year, there are 9.2 snowfall days, and 2.09" (53mm) 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 the month, sunrise is at 7:31 am and sunset at 5:29 pm. On the last day of December, in Glenwood, sunrise is at 7:48 am and sunset at 5:39 pm EST.
Sunshine
With an average of 5h of sunshine, December has the least sunshine of the year.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Glenwood, Tennessee. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
What are December temperatures in Glenwood?
What is the most humid month in Glenwood?
What is the average humidity in December in Glenwood?
What is the rainiest month in Glenwood?
How many days does it rain in December in Glenwood?
How much does it snow in Glenwood in December?
What is the month with the shortest days in Glenwood?
What is the average length of the day in December in Glenwood?
When is the sunrise / sunset in December in Glenwood?
What is the month with the least sunshine in Glenwood?
How long on average sun shines in December in Glenwood?
What is the month with the lowest UV index in Glenwood?
What is the UV index intensity in December in Glenwood?
Average temperature in December
Glenwood, TN
- Average high temperature in December: 50.7°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 (46.9°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in December
Glenwood, 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
Glenwood, TN
- Average wind speed in December: 6mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).
Average humidity in December
Glenwood, TN
- Average humidity in December: 80%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Glenwood, TN
- Average rainfall in December: 4.21"
The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is September (2.48").
Average rainfall days in December
Glenwood, TN
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in December
Glenwood, TN
- Average snowfall in December: 0.31"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Glenwood, TN
- Average snowfall days in December: 1.6 days
The month with the highest number of snowfall days is January (2.9 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
Glenwood, 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: 5h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Glenwood, TN
- Average sunshine days in December: 15.5 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9 days).
Average UV index in December
Glenwood, 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
Glenwood, TN
- Average cloud cover in December: 49
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
Glenwood, TN
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).
Glenwood, Tennessee, USA
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