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
Start of December brings a shift in the average high-temperature, falling from November's refreshing 61.9°F (16.6°C) to a fresh 52.2°F (11.2°C). In Lebanon, the average temperature during the nights of December drops to a wintry 37.9°F (3.3°C).Humidity
The average relative humidity in December is 70%.Rainfall
The month with the least rainfall is December, when the rain falls for 7.5 days and typically collects 0.87" (22mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Lebanon, in December, during 0.5 snowfall days, 0.39" (10mm) of snow is typically accumulated. Throughout the year, there are 3.5 snowfall days, and 1.61" (41mm) of snow is accumulated.Daylight
With an average of 9h and 54min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:15 am and sunset at 5:18 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:29 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.7h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In December, the maximum UV index of 3 suggests this advice:
Take precautions - Protection against sunburn is recommended. The Sun's radiation is especially intense around midday; try to stay in shade during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December?
How many days does it snow in December in Lebanon?
What is the month with the shortest days?
How many hours of daylight does Lebanon have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Lebanon have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Lebanon, OK
- Average high temperature in December: 52.2°F
The warmest month (with the highest average high temperature) is August (94.1°F).
The month with the lowest average high temperature is January (51.4°F).
- Average low temperature in December: 37.9°F
The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (35.2°F).
Average pressure in December
Lebanon, OK
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Lebanon, OK
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in December
Lebanon, OK
- Average humidity in December: 70%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is August (60%).
Average rainfall in December
Lebanon, OK
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is December (0.87").
Average rainfall days in December
Lebanon, OK
- Average rainfall days in December: 7.5 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Lebanon, OK
- Average snowfall in December: 0.39"
The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Lebanon, OK
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.6 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Lebanon, OK
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 42min).
Average sunshine days in December
Lebanon, OK
- Average sunshine days in December: 21 days
The month with the most sunshine days is January (23.3 days).
The month with the least sunshine days is May (15 days).
Average UV index in December
Lebanon, OK
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Lebanon, OK
- Average cloud cover in December: 35
The month with the most cloud cover is March (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in December
Lebanon, OK
- 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, Oklahoma, USA
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