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 onset of December brings a small change in high-temperatures, falling from a fresh 50.4°F (10.2°C) in November to a cold 40.5°F (4.7°C). In South Lebanon, the average low-temperature during the month of December is a subzero cold 29.5°F (-1.4°C).Humidity
In South Lebanon, the average relative humidity in December is 81%.Rainfall
In South Lebanon, in December, it is raining for 10.5 days, with typically 2.05" (52mm) of accumulated precipitation. In South Lebanon, during the entire year, the rain falls for 150.3 days and collects up to 25" (635mm) of precipitation.Snowfall
Months with snowfall are January through April, November and December. In South Lebanon, in December, snow falls for 6.6 days, with typically accumulated 1.61" (41mm) of snow. In South Lebanon, during the entire year, snow falls for 29.8 days and aggregates up to 8.66" (220mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.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 South Lebanon, the average sunshine in December is 4.1h.UV index
The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 transforms into these recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Around midday, solar radiation is most harmful; hence, exposure should be limited. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
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).
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).
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).
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%).
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").
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).
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").
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).
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).
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).
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).
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).
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).
South Lebanon, Ohio, USA
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