December weather forecastBartlett, NE

December

Weather in December

The first month of the winter, December, is also an icy month in Bartlett, Nebraska, with temperature in the range of an average high of 34.5°F (1.4°C) and an average low of 21.2°F (-6°C).

Temperature

The commencement of December indicates a shift in the average high-temperature, receding from November's frosty 48.6°F (9.2°C) to an icy 34.5°F (1.4°C). An average low-temperature of 21.2°F (-6°C) is expected during December.

Humidity

In Bartlett, the average relative humidity in December is 75%.

Rainfall

In Bartlett, in December, it is raining for 4.5 days, with typically 1.26" (32mm) of accumulated precipitation. In Bartlett, during the entire year, the rain falls for 126 days and collects up to 20.71" (526mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 7.6 days and accumulates 3.35" (85mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of December, sunrise is at 7:43 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:13 pm CST.

Sunshine

In Bartlett, the average sunshine in December is 5.6h.

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 low threat to health from exposure to the Sun's UV rays for average individuals.
Note: A maximum high UV index of 2 in December translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during December is 34.5°F (1.4°C) and the low-temperature is 21.2°F (-6°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 89.6°F (32°C).

The average relative humidity in December in Bartlett is 75%.

In December, the rain falls for 4.5 days. Throughout December, 1.26" (32mm) of precipitation is accumulated.

The month with the most snowfall is December, when snow falls for 7.6 days and typically aggregates up to 3.35" (85mm) of snow.

In Bartlett, during December, snow falls for 7.6 days and regularly aggregates up to 3.35" (85mm) of snow.

The month with the shortest days is December, with an average of 9h and 12min of daylight.

In December, the average day length is 9h and 11min.

On the first day of December, sunrise is at 7:43 am and sunset at 5:04 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 5:13 pm CST.

In December, the average sunshine duration is 5.6h.

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

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bartlett, NE

  • Average high temperature in December: 34.5°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in December: 21.2°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in December
Bartlett, NE

  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

Average wind speed in December
Bartlett, NE

  • Average wind speed in December: 10.8mph

The windiest month (with the highest average wind speed) is April (11.8mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).

Average humidity in December
Bartlett, NE

  • Average humidity in December: 75%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is October (61%).

Average rainfall in December
Bartlett, NE

  • Average rainfall in December: 1.26"

The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in December
Bartlett, NE

  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in December
Bartlett, NE

  • Average snowfall in December: 3.35"

The month with the highest snowfall is December (3.35").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Bartlett, NE

  • Average snowfall days in December: 7.6 days

The months with the highest number of snowfall days are January and February (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 9h and 12min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 5h and 36min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in December
Bartlett, NE

  • Average sunshine days in December: 20.5 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (9.8 days).

Average UV index in December
Bartlett, 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
Bartlett, NE

  • Average cloud cover in December: 41

The months with the most cloud cover are January and February (Cloud cover 43).
The months with the least cloud cover are July and September (Cloud cover 25).

Average visibility in December
Bartlett, 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).