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
A clear decrease in the average high-temperature is observed in Omaha during December, decreasing from a chilly 48.9°F (9.4°C) in November to an icy 34.3°F (1.3°C). The low-temperature averages to a subzero cold 21.9°F (-5.6°C) during the nights of December.Humidity
The average relative humidity in December is 77%.Rainfall
In Omaha, during December, the rain falls for 4.9 days and regularly aggregates up to 1.3" (33mm) of precipitation. Throughout the year, in Omaha, there are 122.5 rainfall days, and 22.52" (572mm) of precipitation is accumulated.Snowfall
Months with snowfall in Omaha, Nebraska, are January through May, October through December. In Omaha, in December, during 6.9 snowfall days, 2.05" (52mm) of snow is typically accumulated. In Omaha, Nebraska, during the entire year, snow falls for 31.6 days and aggregates up to 9.65" (245mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:30 am and sunset at 4:55 pm. On the last day of December, sunrise is at 7:49 am and sunset at 5:05 pm CST.
Sunshine
The average sunshine in December is 5h.UV index
The months with the lowest UV index in Omaha are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Omaha in December?
What is the average humidity in December in Omaha?
How much does it rain in Omaha in December?
How many days does it snow in December in Omaha?
What is the month with the shortest days in Omaha?
What is the average length of the day in December in Omaha?
What time are sunrise and sunset in December in Omaha?
How long on average sun shines in December in Omaha?
When is the lowest UV index in Omaha?
What is the UV index reading in December in Omaha?
Average temperature in December
Omaha, NE
- Average high temperature in December: 34.3°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in December: 21.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16.3°F).
Average pressure in December
Omaha, NE
- 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 (29.86"Hg).
Average wind speed in December
Omaha, NE
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is April (10.5mph).
The calmest month (with the lowest average wind speed) is July (7mph).
Average humidity in December
Omaha, NE
- Average humidity in December: 77%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is October (66%).
Average rainfall in December
Omaha, NE
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is June (3.86").
The driest month (with the least rainfall) is January (0.59").
Average rainfall days in December
Omaha, NE
- Average rainfall days in December: 4.9 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (3 days).
Average snowfall in December
Omaha, NE
- Average snowfall in December: 2.05"
The month with the highest snowfall is February (2.56").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Omaha, NE
- Average snowfall days in December: 6.9 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Omaha, NE
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Omaha, NE
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is November (21.1 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in December
Omaha, NE
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Omaha, NE
- Average cloud cover in December: 45
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 26).
Average visibility in December
Omaha, 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).
Omaha, Nebraska, USA
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