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 shift from November to December includes a small decrease in the average high-temperature, from a mild 56.1°F (13.4°C) to a frosty 47.3°F (8.5°C). Fountain Head experiences a nighttime temperature average of 34.7°F (1.5°C) during December.Humidity
The months with the highest humidity in Fountain Head are March, May and December, with an average relative humidity of 79%.Rainfall
In Fountain Head, during December, the rain falls for 13.4 days and regularly aggregates up to 3.39" (86mm) of precipitation. In Fountain Head, Tennessee, during the entire year, the rain falls for 177.4 days and collects up to 44.61" (1133mm) of precipitation.Snowfall
Months with snowfall in Fountain Head are January through April, November and December. In Fountain Head, in December, snow falls for 3.6 days, with typically accumulated 1.1" (28mm) of snow. In Fountain Head, during the entire year, snow falls for 17.7 days and aggregates up to 6.22" (158mm) of snow.Daylight
December has the shortest days of the year in Fountain Head, Tennessee, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 6:40 am and sunset at 4:30 pm. On the last day of December, sunrise is at 6:57 am and sunset at 4:40 pm CST.
Sunshine
In Fountain Head, the average sunshine in December is 4.4h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Fountain Head. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 2 during December leads to these advisories:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. 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. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What are December temperatures in Fountain Head?
What is the most humid month in Fountain Head?
What is the average humidity in December in Fountain Head?
How much does it rain in Fountain Head in December?
How much does it snow in Fountain Head in December?
What is the month with the shortest days in Fountain Head?
What is the average length of the day in December in Fountain Head?
What time are sunrise and sunset in December in Fountain Head?
How long on average sun shines in December in Fountain Head?
What are the months with the lowest UV index in Fountain Head?
What is the UV index reading in December in Fountain Head?
Average temperature in December
Fountain Head, TN
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (42.8°F).
- Average low temperature in December: 34.7°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in December
Fountain Head, 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 (29.96"Hg).
Average wind speed in December
Fountain Head, TN
- Average wind speed in December: 7.7mph
The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in December
Fountain Head, TN
- Average humidity in December: 79%
The months with the highest relative humidity are March, May and December (79%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in December
Fountain Head, TN
- Average rainfall in December: 3.39"
The wettest month (with the highest rainfall) is July (5.39").
The driest month (with the least rainfall) is November (2.56").
Average rainfall days in December
Fountain Head, TN
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (9.7 days).
Average snowfall in December
Fountain Head, TN
- Average snowfall in December: 1.1"
The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Fountain Head, TN
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is January (5.3 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
Fountain Head, 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Fountain Head, TN
- Average sunshine days in December: 13.9 days
The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is July (9.7 days).
Average UV index in December
Fountain Head, 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
Fountain Head, TN
- Average cloud cover in December: 54
The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in December
Fountain Head, TN
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, June, August, September, October, November and December (6mi).
The months with the lowest visibility are January, May and July (5mi).
Fountain Head, Tennessee, USA
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