December weather forecastHopewell Mill, TN

December

Weather in December

The first month of the winter, December, is also a fresh month in Hopewell Mill, Tennessee, with an average temperature varying between 50.2°F (10.1°C) and 36.1°F (2.3°C).

Temperature

The arrival of December suggests a slight decrease in the average high-temperature, moving from a refreshing 57.9°F (14.4°C) in November to a fresh 50.2°F (10.1°C). The low-temperature averages to a cold 36.1°F (2.3°C) during the nights of December.

Humidity

The most humid month is December, with an average relative humidity of 79%.

Rainfall

In Hopewell Mill, in December, during 12.3 rainfall days, 3.7" (94mm) of precipitation is typically accumulated. Throughout the year, there are 159.4 rainfall days, and 35.71" (907mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. In Hopewell Mill, in December, during 2.4 snowfall days, 0.51" (13mm) of snow is typically accumulated. In Hopewell Mill, during the entire year, snow falls for 12.9 days and aggregates up to 3.46" (88mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 7:28 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:34 pm EST.

Sunshine

January and December, with an average of 5.1h of sunshine, are months with the least sunshine.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.

Frequently asked questions

In December, in Hopewell Mill, the average high-temperature is 50.2°F (10.1°C), and the average low-temperature is 36.1°F (2.3°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in September is computed to be 86°F (30°C).

The most humid month is December, with an average relative humidity of 79%.

In Hopewell Mill, the average relative humidity in December is 79%.

In Hopewell Mill, during December, the rain falls for 12.3 days and regularly aggregates up to 3.7" (94mm) of precipitation.

In Hopewell Mill, during December, snow falls for 2.4 days and regularly aggregates up to 0.51" (13mm) of snow.

The month with the shortest days is December, with an average of 9h and 48min of daylight.

In December, the average day length is 9h and 48min.

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 5:34 pm EST.

The months with the least sunshine in Hopewell Mill are January and December, with an average of 5.1h of sunshine.

In Hopewell Mill, the average sunshine duration in December is 5.1h.

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Hopewell Mill, TN

  • Average high temperature in December: 50.2°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45.7°F).

  • Average low temperature in December: 36.1°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in December
Hopewell Mill, TN

  • Average pressure in December: 30.15"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in December
Hopewell Mill, TN

  • Average wind speed in December: 5.8mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest months (with the lowest average wind speed) are July and August (4mph).

Average humidity in December
Hopewell Mill, TN

  • Average humidity in December: 79%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Hopewell Mill, TN

  • Average rainfall in December: 3.7"

The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in December
Hopewell Mill, TN

  • Average rainfall days in December: 12.3 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is November (8.8 days).

Average snowfall in December
Hopewell Mill, TN

  • Average snowfall in December: 0.51"

The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Hopewell Mill, TN

  • Average snowfall days in December: 2.4 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
Hopewell Mill, TN

  • Average daylight in December: 9h and 48min

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 6min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in December
Hopewell Mill, TN

  • Average sunshine days in December: 16.8 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in December
Hopewell Mill, 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
Hopewell Mill, TN

  • Average cloud cover in December: 48

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in December
Hopewell Mill, 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).