December weather forecast
Sidney, NE

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Weather in December

December wraps up the year in Sidney, Nebraska, embracing the peak of winter accompanied by a marked decline in temperatures and daylight hours. The festive spirit in the city prevails over the chilling confines, a warm contrast to temperatures diving to 22.3°F (-5.4°C). Snow-covered landscapes transform the city into a winter wonderland, making it a captivating sight for residents and visitors alike. Outdoor activities transform into winter specialties with sledding, skiing, and snowboarding occupying center stage. The homey glow of festive lights, hot chocolate, and Yuletide carols make December a joyful month despite its freezing demeanor.

Temperature

The coldest temperatures occur during December, when averages reach a peak of 37.4°F (3°C) and a low of 22.3°F (-5.4°C).

Humidity

In Sidney, the average relative humidity in December is 66%.

Rainfall

In December, in Sidney, the rain falls for 3.5 days. Throughout December, 0.47" (12mm) of precipitation is accumulated. In Sidney, during the entire year, the rain falls for 105.9 days and collects up to 15.94" (405mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Sidney. In December, in Sidney, it is snowing for 6.6 days. Throughout December, 1.81" (46mm) of snow is accumulated. In Sidney, during the entire year, snow falls for 39.5 days and aggregates up to 15.51" (394mm) of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 6:58 am and sunset at 4:23 pm. On the last day of December, sunrise is at 7:17 am and sunset at 4:33 pm MST.

Sunshine

The average sunshine in December is 6.3h.

UV index

The months with the lowest UV index in Sidney 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 rays for ordinary individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
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Frequently asked questions

What part of the year is the coldest in Sidney?

In Sidney, December is the month with the lowest recorded average temperatures, measuring a high of 37.4°F (3°C) and a low of 22.3°F (-5.4°C).

How cold is it in Sidney in December?

The high-temperature, in December, in Sidney, records 37.4°F (3°C), while the low-temperature is 22.3°F (-5.4°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 86°F (30°C).

What is the average humidity in December in Sidney?

The average relative humidity in December in Sidney, Nebraska, is 66%.

How much does it rain in Sidney in December?

In Sidney, Nebraska, in December, during 3.5 rainfall days, 0.47" (12mm) of precipitation is typically accumulated.

How much does it snow in Sidney in December?

In December, in Sidney, it is snowing for 6.6 days. Throughout December, 1.81" (46mm) of snow is accumulated.

What is the month with the shortest days in Sidney?

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

How many hours of daylight does Sidney have in December?

The average day length in December in Sidney is 9h and 16min.

What time are sunrise and sunset in December in Sidney?

In December, on the first day of the month, sunrise is at 6:58 am and sunset at 4:23 pm. On the last day of the month, in Sidney, sunrise is at 7:17 am and sunset at 4:33 pm MST.

How long on average sun shines in December in Sidney?

The average sunshine duration in December in Sidney is 6.3h.

When is the lowest UV index in Sidney?

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 in Sidney?

In Sidney, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to 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
Sidney, NE

Average temperature in December - Sidney, NE
  • Average high temperature in December: 37.4°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is December (37.4°F).

  • Average low temperature in December: 22.3°F

The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is December (22.3°F).

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Average pressure in December
Sidney, NE

Average pressure in December - Sidney, NE
  • Average pressure in December: 30.11"Hg

The months with the highest atmospheric pressure are January and December (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

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Average wind speed in December
Sidney, NE

Average wind speed in December - Sidney, NE
  • Average wind speed in December: 11.4mph

The windiest month (with the highest average wind speed) is April (12.6mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

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Average humidity in December
Sidney, NE

Average humidity in December - Sidney, NE
  • Average humidity in December: 66%

The month with the highest relative humidity is February (67%).
The month with the lowest relative humidity is September (48%).

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Average rainfall in December
Sidney, NE

Average rainfall in December - Sidney, NE
  • Average rainfall in December: 0.47"

The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is January (0.35").

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Average rainfall days in December
Sidney, NE

Average rainfall days in December - Sidney, NE
  • Average rainfall days in December: 3.5 days

The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is December (3.5 days).

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Average snowfall in December
Sidney, NE

Average snowfall in December - Sidney, NE
  • Average snowfall in December: 1.81"

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

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Average snowfall days in December
Sidney, NE

Average snowfall days in December - Sidney, NE
  • Average snowfall days in December: 6.6 days

The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Sidney, 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: 6h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).

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Average sunshine days in December
Sidney, NE

Average sunshine days in December - Sidney, NE
  • Average sunshine days in December: 21.9 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is May (12.4 days).

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Average UV index in December
Sidney, NE

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Sidney, NE

Average cloud cover in December - Sidney, NE
  • Average cloud cover in December: 31

The month with the most cloud cover is February (Cloud cover 36).
The month with the least cloud cover is August (Cloud cover 18).

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Average visibility in December
Sidney, NE

Average visibility in December - Sidney, 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).

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Sidney, Nebraska, USA

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