Omaha
Nebraska, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Omaha, NE

Holiday lights light up the city of Omaha, Nebraska, at night, under the clear dark sky
Holiday lights light up the city of Omaha, Nebraska, at night, under the clear dark sky
The first month of the winter, December, is still a cold month in Omaha, Nebraska, with temperature in the range of an average high of 34.3°F (1.3°C) and an average low of 21.9°F (-5.6°C).

Temperature

In Omaha, the average high-temperature plummets, from a frosty 48.9°F (9.4°C) in November, to a cold 34.3°F (1.3°C). The average low-temperature, in Omaha, Nebraska, is 21.9°F (-5.6°C).

Humidity

In December, the average relative humidity is 77%.

Rainfall

In December, the rain falls for 4.9 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. Throughout the year, in Omaha, there are 122.5 rainfall days, and 22.52" (572mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Omaha, during December, snow falls for 6.9 days and regularly aggregates up to 2.05" (52mm) of snow. In Omaha, during the entire year, snow falls for 31.6 days, and aggregates up to 9.65" (245mm) of snow.

Daylight

December has the shortest days of the year in Omaha, with an average of 9.3h of daylight.

Sunshine

The average sunshine in December is 5h.

UV index

Months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Omaha?

In December, in Omaha, the average high-temperature is 34.3°F (1.3°C), and the average low-temperature is 21.9°F (-5.6°C).

What is the average humidity in December in Omaha?

The average relative humidity in December in Omaha, Nebraska, is 77%.

How many days does it rain in December in Omaha?

In Omaha, in December, it is raining for 4.9 days, with typically 1.3" (33mm) of accumulated precipitation.

How much does it snow in Omaha in December?

In Omaha, during December, snow falls for 6.9 days and regularly aggregates up to 2.05" (52mm) of snow.

What is the month with the shortest days in Omaha?

December has the shortest days of the year in Omaha, Nebraska, with an average of 9.3h of daylight.

What is the average length of the day in December in Omaha?

The average length of the day in December in Omaha, Nebraska, is 9.3h.

How long on average sun shines in December in Omaha?

In Omaha, the average sunshine in December is 5h.

When is the lowest UV index in Omaha?

Months with the lowest UV index in Omaha are January, February, October through December, with an average maximum UV index of 2.

What is the UV index reading in December in Omaha?

The average daily maximum UV index in December in Omaha, Nebraska, is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to the Sun's UV rays.
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 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 lowest 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 lowest number of 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").
Months with the lowest 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).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Omaha, NE
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5h

The month with most sunshine is July (Average sunshine: 10.6h).
The month with least sunshine is January (Average sunshine: 4.7h).

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

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, October, November and December (UV index 2).