December weather forecast
Lebanon, NE

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Weather in December

The first month of the winter, December, is also a wintry month in Lebanon, Nebraska, with temperature in the range of an average high of 39.4°F (4.1°C) and an average low of 23.9°F (-4.5°C).

Temperature

In Lebanon, December records the lowest average temperatures, peaking at 39.4°F (4.1°C) and reaching a low of 23.9°F (-4.5°C).

Humidity

The average relative humidity in December is 67%.

Rainfall

In Lebanon, in December, it is raining for 2.9 days, with typically 0.75" (19mm) of accumulated precipitation. In Lebanon, during the entire year, the rain falls for 103 days and collects up to 15.94" (405mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Lebanon, during December, snow falls for 5 days and regularly aggregates up to 1.57" (40mm) of snow. Throughout the year, there are 23.9 snowfall days, and 9.88" (251mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:44 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:25 pm CST.

Sunshine

In December, the average sunshine is 6.3h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Jun 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

December, with its average high-temperature of 39.4°F (4.1°C) and an average low-temperature of 23.9°F (-4.5°C), holds the record as the coldest month.

Is it cold during December?

During December, Lebanon experiences an average high-temperature of 39.4°F (4.1°C) and a low-temperature of 23.9°F (-4.5°C). The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is computed to be 82.4°F (28°C).

What is the average humidity in December?

In December, the average relative humidity is 67%.

How many days does it rain in December?

In December, in Lebanon, the rain falls for 2.9 days. Throughout December, 0.75" (19mm) of precipitation is accumulated.

How many days does it snow in December?

In December, it is snowing for 5 days. Throughout December, 1.57" (40mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 9h and 24min of daylight.

How many hours of daylight does Lebanon have in December?

In December, the average day length is 9h and 23min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:44 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 8:02 am and sunset at 5:25 pm CST.

How long on average sun shines in December?

In Lebanon, the average sunshine duration in December is 6.3h.

What is the month with the lowest UV index?

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

What is the UV index intensity in December?

The average daily maximum UV index in December in Lebanon is 2. A UV Index estimate of 2, and below, represents a low health threat 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
Lebanon, NE

Average temperature in December - Lebanon, NE
  • Average high temperature in December: 39.4°F

The warmest month (with the highest average high temperature) is July (91.4°F).
The month with the lowest average high temperature is December (39.4°F).

  • Average low temperature in December: 23.9°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in December
Lebanon, NE

Average pressure in December - Lebanon, NE
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in December
Lebanon, NE

Average wind speed in December - Lebanon, NE
  • Average wind speed in December: 10.2mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

Average humidity in December
Lebanon, NE

Average humidity in December - Lebanon, NE
  • Average humidity in December: 67%

The month with the highest relative humidity is January (68%).
The months with the lowest relative humidity are July and October (54%).

Average rainfall in December
Lebanon, NE

Average rainfall in December - Lebanon, NE
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in December
Lebanon, NE

Average rainfall days in December - Lebanon, NE
  • Average rainfall days in December: 2.9 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is February (2.1 days).

Average snowfall in December
Lebanon, NE

Average snowfall in December - Lebanon, NE
  • Average snowfall in December: 1.57"

The month with the highest snowfall is February (2.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Lebanon, NE

Average snowfall days in December - Lebanon, NE
  • Average snowfall days in December: 5 days

The month with the highest number of snowfall days is February (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Lebanon, NE

Average daylight in December / Average sunshine in December - Lebanon, NE
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 12min).

Average sunshine days in December
Lebanon, NE

Average sunshine days in December - Lebanon, NE
  • Average sunshine days in December: 23.7 days

The months with the most sunshine days are January and November (24.3 days).
The month with the least sunshine days is August (13.1 days).

Average UV index in December
Lebanon, NE

Average UV index in December - Lebanon, NE
  • Average UV index in December: 2

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Lebanon, NE

Average cloud cover in December - Lebanon, NE
  • Average cloud cover in December: 32

The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is June (Cloud cover 20).

Average visibility in December
Lebanon, NE

Average visibility in December - Lebanon, NE
  • 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).

Lebanon, Nebraska, USA

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