December weather forecast
Harbin, TN

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Weather in December

The first month of the winter, December, is still a chilly month in Harbin, Tennessee, with an average temperature varying between 48.6°F (9.2°C) and 34.7°F (1.5°C).

Temperature

Harbin's December weather shows a modest shift in high-temperatures, falling from November's mild 56.1°F (13.4°C) to a frosty 48.6°F (9.2°C). Harbin's nighttime temperature in December drops to an average of 34.7°F (1.5°C).

Humidity

With an average relative humidity of 80%, December is the most humid month.

Rainfall

In Harbin, in December, it is raining for 13.5 days, with typically 3.62" (92mm) of accumulated precipitation. In Harbin, during the entire year, the rain falls for 176.6 days and collects up to 39.41" (1001mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In December, it is snowing for 2.2 days. Throughout December, 0.63" (16mm) of snow is accumulated. Throughout the year, there are 11.6 snowfall days, and 3.15" (80mm) of snow is accumulated.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:30 am and sunset at 5:24 pm. On the last day of December, sunrise is at 7:48 am and sunset at 5:35 pm EST.

Sunshine

The months with the least sunshine are January and December, with an average of 4.9h of 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 minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in December?

The average high-temperature, in December, in Harbin, is 48.6°F (9.2°C), while the average low-temperature is 34.7°F (1.5°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 96.8°F (36°C).

What is the most humid month?

With an average relative humidity of 80%, December is the most humid month.

What is the average humidity in December?

In December, the average relative humidity is 80%.

How many days does it rain in December?

In Harbin, during December, the rain falls for 13.5 days and regularly aggregates up to 3.62" (92mm) of precipitation.

How much does it snow in December?

In Harbin, during December, snow falls for 2.2 days and regularly aggregates up to 0.63" (16mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 48min of daylight.

How many hours of daylight does Harbin have in December?

In Harbin, the average day length in December is 9h and 46min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:30 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:35 pm EST.

What is the month with the least sunshine?

The months with the least sunshine are January and December, with an average of 4.9h of sunshine.

How many hours of sunshine does Harbin have in December?

The average sunshine duration in December is 4.9h.

When is the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Harbin, TN

Average temperature in December - Harbin, TN
  • Average high temperature in December: 48.6°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 (43.7°F).

  • Average low temperature in December: 34.7°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in December
Harbin, TN

Average pressure in December - Harbin, TN
  • Average pressure in December: 30.14"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
Harbin, TN

Average wind speed in December - Harbin, TN
  • Average wind speed in December: 5.7mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in December
Harbin, TN

Average humidity in December - Harbin, TN
  • Average humidity in December: 80%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is November (76%).

Average rainfall in December
Harbin, TN

Average rainfall in December - Harbin, TN
  • Average rainfall in December: 3.62"

The wettest month (with the highest rainfall) is July (4.29").
The driest month (with the least rainfall) is September (2.32").

Average rainfall days in December
Harbin, TN

Average rainfall days in December - Harbin, TN
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in December
Harbin, TN

Average snowfall in December - Harbin, TN
  • Average snowfall in December: 0.63"

The month with the highest snowfall is February (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in December
Harbin, TN

Average snowfall days in December - Harbin, TN
  • Average snowfall days in December: 2.2 days

The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Harbin, TN

Average daylight in December / Average sunshine in December - Harbin, 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 54min).

Average sunshine days in December
Harbin, TN

Average sunshine days in December - Harbin, TN
  • Average sunshine days in December: 15.5 days

The months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in December
Harbin, TN

Average UV index in December - Harbin, 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
Harbin, TN

Average cloud cover in December - Harbin, TN
  • Average cloud cover in December: 50

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in December
Harbin, TN

Average visibility in December - Harbin, TN
  • Average visibility in December: 5mi

The months with the highest visibility are April, June, October and November (6mi).
The months with the lowest visibility are January, February, March, May, July, August, September and December (5mi).

Harbin, Tennessee, USA

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