December weather forecast
Tecumseh, NE

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Weather in December

December, the first month of the winter in Tecumseh, is also an icy month, with an average temperature varying between 36.7°F (2.6°C) and 23.5°F (-4.7°C).

Temperature

December's arrival correlates with a reduction in the average high-temperature, down from a cool 50.7°F (10.4°C) in November to a cold 36.7°F (2.6°C). Tecumseh's temperature tends to fall to an average low of 23.5°F (-4.7°C) during the nights of December.

Humidity

In December, the average relative humidity in Tecumseh, Nebraska, is 74%.

Rainfall

In Tecumseh, during December, the rain falls for 4.1 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Tecumseh, during the entire year, the rain falls for 105 days and collects up to 15.94" (405mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Tecumseh, in December, snow falls for 4.4 days, with typically accumulated 0.51" (13mm) of snow. In Tecumseh, during the entire year, snow falls for 22.4 days and aggregates up to 4.57" (116mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:29 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:08 pm CST.

Sunshine

In December, the average sunshine is 5.4h.

UV index

The months with the lowest UV index are January, February, November and 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: In December, an average UV index of 2 transforms into the following instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Updated: Aug 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

During December, Tecumseh experiences an average high-temperature of 36.7°F (2.6°C) and a low-temperature of 23.5°F (-4.7°C). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in August is evaluated at 91.4°F (33°C).

What is the average humidity in December in Tecumseh?

In Tecumseh, the average relative humidity in December is 74%.

How much does it rain in December?

In December, the rain falls for 4.1 days. Throughout December, 0.91" (23mm) of precipitation is accumulated.

How many days does it snow in December?

In December, it is snowing for 4.4 days. Throughout December, 0.51" (13mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 18min of daylight.

How many hours of daylight does Tecumseh have in December?

In Tecumseh, the average day length in December is 9h and 21min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:29 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:08 pm CST.

How long on average sun shines in December?

In Tecumseh, the average sunshine duration in December is 5.4h.

When is the lowest UV index in Tecumseh?

The months with the lowest UV index in Tecumseh are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Tecumseh, NE

Average temperature in December - Tecumseh, NE
  • Average high temperature in December: 36.7°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in December: 23.5°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).

Average pressure in December
Tecumseh, NE

Average pressure in December - Tecumseh, 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
Tecumseh, NE

Average wind speed in December - Tecumseh, NE
  • Average wind speed in December: 10mph

The windiest months (with the highest average wind speed) are March and April (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (7.3mph).

Average humidity in December
Tecumseh, NE

Average humidity in December - Tecumseh, NE
  • Average humidity in December: 74%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is October (66%).

Average rainfall in December
Tecumseh, NE

Average rainfall in December - Tecumseh, NE
  • Average rainfall in December: 0.91"

The wettest month (with the highest rainfall) is May (2.83").
The driest months (with the least rainfall) are January and February (0.35").

Average rainfall days in December
Tecumseh, NE

Average rainfall days in December - Tecumseh, NE
  • Average rainfall days in December: 4.1 days

The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is February (3 days).

Average snowfall in December
Tecumseh, NE

Average snowfall in December - Tecumseh, NE
  • Average snowfall in December: 0.51"

The month with the highest snowfall is January (1.1").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Tecumseh, NE

Average snowfall days in December - Tecumseh, NE
  • Average snowfall days in December: 4.4 days

The month with the highest number of snowfall days is February (6.4 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
Tecumseh, NE

Average daylight in December / Average sunshine in December - Tecumseh, NE
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December
Tecumseh, NE

Average sunshine days in December - Tecumseh, NE
  • Average sunshine days in December: 23.2 days

The month with the most sunshine days is November (24.2 days).
The month with the least sunshine days is May (13.8 days).

Average UV index in December
Tecumseh, NE

Average UV index in December - Tecumseh, 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, November and December (UV index 2).

Average cloud cover in December
Tecumseh, NE

Average cloud cover in December - Tecumseh, NE
  • Average cloud cover in December: 40

The months with the most cloud cover are January and March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in December
Tecumseh, NE

Average visibility in December - Tecumseh, 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).

Tecumseh, Nebraska, USA

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