December weather forecast
South Lebanon, OH

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Weather in December

The first month of the winter, December, is also an icy month in South Lebanon, Ohio, with an average temperature varying between 29.5°F (-1.4°C) and 40.5°F (4.7°C).

Temperature

December suggests a modest reduction in the average high-temperature, shifting from a cool 50.4°F (10.2°C) in November to a wintry 40.5°F (4.7°C). South Lebanon's average low-temperature is measured at a subzero cold 29.5°F (-1.4°C) during December.

Humidity

In South Lebanon, the average relative humidity in December is 81%.

Rainfall

In South Lebanon, Ohio, during December, the rain falls for 10.5 days and regularly aggregates up to 2.05" (52mm) of precipitation. In South Lebanon, during the entire year, the rain falls for 150.3 days and collects up to 25" (635mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in South Lebanon. In South Lebanon, during December, snow falls for 6.6 days and regularly aggregates up to 1.61" (41mm) of snow. Throughout the year, there are 29.8 snowfall days, and 8.66" (220mm) of snow is accumulated.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year in South Lebanon.
On the first day of December, sunrise is at 7:38 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:23 pm EST.

Sunshine

In December, the average sunshine is 4.1h.

UV index

December is the month with the lowest UV index in South Lebanon, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 1 during December leads to these instructions:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

How cold does it get in South Lebanon in December?

The high-temperature, in December, in South Lebanon, is 40.5°F (4.7°C), while the low-temperature averages to 29.5°F (-1.4°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 86°F (30°C).

What is the average humidity in December in South Lebanon?

The average relative humidity in December is 81%.

How much does it rain in South Lebanon in December?

In South Lebanon, during December, the rain falls for 10.5 days and regularly aggregates up to 2.05" (52mm) of precipitation.

How much does it snow in South Lebanon in December?

In South Lebanon, in December, snow falls for 6.6 days, with typically accumulated 1.61" (41mm) of snow.

What is the month with the shortest days in South Lebanon?

With an average of 9h and 24min of daylight, December has the shortest days of the year in South Lebanon.

How many hours of daylight does South Lebanon have in December?

The average day length in December in South Lebanon is 9h and 27min.

When are sunrise and sunset in December in South Lebanon?

On the first day of December in South Lebanon, Ohio, sunrise is at 7:38 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:23 pm EST.

How long on average sun shines in December in South Lebanon?

In December, the average sunshine duration in South Lebanon, Ohio, is 4.1h.

When is the lowest UV index in South Lebanon?

With an average maximum UV index of 1, December is the month with the lowest UV index.

What is the UV index reading in December in South Lebanon?

In December, the average daily maximum UV index in South Lebanon, Ohio, is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
South Lebanon, OH

Average temperature in December - South Lebanon, OH
  • Average high temperature in December: 40.5°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (34.7°F).

  • Average low temperature in December: 29.5°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).

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Average pressure in December
South Lebanon, OH

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

The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in December
South Lebanon, OH

Average wind speed in December - South Lebanon, OH
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).

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Average humidity in December
South Lebanon, OH

Average humidity in December - South Lebanon, OH
  • Average humidity in December: 81%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in December
South Lebanon, OH

Average rainfall in December - South Lebanon, OH
  • Average rainfall in December: 2.05"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in December
South Lebanon, OH

Average rainfall days in December - South Lebanon, OH
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is November (8 days).

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Average snowfall in December
South Lebanon, OH

Average snowfall in December - South Lebanon, OH
  • Average snowfall in December: 1.61"

The month with the highest snowfall is February (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in December
South Lebanon, OH

Average snowfall days in December - South Lebanon, OH
  • Average snowfall days in December: 6.6 days

The month with the highest number of snowfall days is January (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
South Lebanon, OH

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in December
South Lebanon, OH

Average sunshine days in December - South Lebanon, OH
  • Average sunshine days in December: 14.7 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (10.5 days).

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Average UV index in December
South Lebanon, OH

Average UV index in December - South Lebanon, OH
  • Average UV index in December: 1

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in December
South Lebanon, OH

Average cloud cover in December - South Lebanon, OH
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 28).

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Average visibility in December
South Lebanon, OH

Average visibility in December - South Lebanon, OH
  • 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).

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South Lebanon, Ohio, USA

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