December weather forecast
Ulysses, NE

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Weather in December

The first month of the winter, December, is also a wintry month in Ulysses, Nebraska, with an average temperature varying between 34.7°F (1.5°C) and 21.9°F (-5.6°C).

Temperature

December ushers in a slight temperature change, with average high-temperatures reducing from November's chilly 48.9°F (9.4°C) to an icy 34.7°F (1.5°C). During December, the average low-temperature in Ulysses is a freezing cold 21.9°F (-5.6°C).

Humidity

The average relative humidity in December is 76%.

Rainfall

In Ulysses, in December, it is raining for 3.4 days, with typically 1.02" (26mm) of accumulated precipitation. Throughout the year, in Ulysses, there are 112.4 rainfall days, and 18.62" (473mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Ulysses are January through May, October through December. In Ulysses, in December, during 5.3 snowfall days, 1.42" (36mm) of snow is typically accumulated. Throughout the year, there are 27.8 snowfall days, and 11.14" (283mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:35 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:10 pm CST.

Sunshine

In December, the average sunshine is 5.3h.

UV index

The months with the lowest UV index in Ulysses are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In December, an average UV index of 2 transforms into the following instructions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Aug 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In Ulysses, in December, the average high-temperature is 34.7°F (1.5°C), and the average low-temperature is 21.9°F (-5.6°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 91.4°F (33°C).

What is the average humidity in December in Ulysses?

In Ulysses, the average relative humidity in December is 76%.

How many days does it rain in December?

In Ulysses, during December, the rain falls for 3.4 days and regularly aggregates up to 1.02" (26mm) of precipitation.

How much does it snow in December?

In Ulysses, during December, snow falls for 5.3 days and regularly aggregates up to 1.42" (36mm) of snow.

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.

What is the average length of the day in December?

The average day length in December is 9h and 17min.

When are sunrise and sunset in December in Ulysses?

On the first day of December, sunrise is at 7:35 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:53 am and sunset at 5:10 pm CST.

How long on average sun shines in December?

In Ulysses, the average sunshine duration in December is 5.3h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December in Ulysses is 2. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Ulysses, NE

Average temperature in December - Ulysses, NE
  • Average high temperature in December: 34.7°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (31.5°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 (17.1°F).

Average pressure in December
Ulysses, NE

Average pressure in December - Ulysses, 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 (29.85"Hg).

Average wind speed in December
Ulysses, NE

Average wind speed in December - Ulysses, NE
  • Average wind speed in December: 10.4mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.6mph).

Average humidity in December
Ulysses, NE

Average humidity in December - Ulysses, NE
  • Average humidity in December: 76%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is October (64%).

Average rainfall in December
Ulysses, NE

Average rainfall in December - Ulysses, NE
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.59").

Average rainfall days in December
Ulysses, NE

Average rainfall days in December - Ulysses, NE
  • Average rainfall days in December: 3.4 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is February (2.5 days).

Average snowfall in December
Ulysses, NE

Average snowfall in December - Ulysses, NE
  • Average snowfall in December: 1.42"

The month with the highest snowfall is January (2.68").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Ulysses, NE

Average snowfall days in December - Ulysses, NE
  • Average snowfall days in December: 5.3 days

The month with the highest number of snowfall days is February (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Ulysses, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December
Ulysses, NE

Average sunshine days in December - Ulysses, NE
  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is November (23.2 days).
The month with the least sunshine days is June (12.6 days).

Average UV index in December
Ulysses, NE

Average UV index in December - Ulysses, 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
Ulysses, NE

Average cloud cover in December - Ulysses, NE
  • Average cloud cover in December: 41

The month with the most cloud cover is January (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in December
Ulysses, NE

Average visibility in December - Ulysses, 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).

Ulysses, Nebraska, USA

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