December weather forecast
Chancellor, SD

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Weather in December

The first month of the winter, December, is also a subzero cold month in Chancellor, South Dakota, with an average temperature fluctuating between 28.2°F (-2.1°C) and 16.3°F (-8.7°C).

Temperature

The average high-temperature exhibits a considerable decrease in December, dropping from a chilly 44.2°F (6.8°C) in November to a freezing cold 28.2°F (-2.1°C). The average low-temperature of 16.3°F (-8.7°C) is witnessed during December.

Humidity

In Chancellor, the average relative humidity in December is 84%.

Rainfall

In Chancellor, in December, it is raining for 3.7 days, with typically 0.75" (19mm) of accumulated precipitation. In Chancellor, during the entire year, the rain falls for 111.7 days and collects up to 17.76" (451mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Chancellor. In Chancellor, in December, snow falls for 8.7 days, with typically accumulated 2.52" (64mm) of snow. Throughout the year, there are 38.7 snowfall days, and 12.76" (324mm) of snow is accumulated.

Daylight

The month with the shortest days in Chancellor is December, with an average of 9h and 0min of daylight.
On the first day of the month, sunrise is at 7:41 am and sunset at 4:53 pm. On the last day of December, sunrise is at 8:00 am and sunset at 5:02 pm CST.

Sunshine

The average sunshine in December is 4.4h.

UV index

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 2 in December leads to these guidelines:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Chancellor?

In December, the average high-temperature and low-temperature in Chancellor are 28.2°F (-2.1°C) and 16.3°F (-8.7°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is estimated at 86°F (30°C).

What is the average humidity in December in Chancellor?

The average relative humidity in December in Chancellor is 84%.

How much does it rain in Chancellor in December?

In Chancellor, South Dakota, in December, it is raining for 3.7 days, with typically 0.75" (19mm) of accumulated precipitation.

How many days does it snow in December in Chancellor?

In Chancellor, during December, snow falls for 8.7 days and regularly aggregates up to 2.52" (64mm) of snow.

What is the month with the shortest days in Chancellor?

The month with the shortest days is December, with an average of 9h and 0min of daylight.

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

In December, the average day length in Chancellor is 9h and 2min.

When is the sunrise / sunset in December in Chancellor?

On the first day of December in Chancellor, South Dakota, sunrise is at 7:41 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 8:00 am and sunset at 5:02 pm CST.

How many hours of sunshine does Chancellor have in December?

In December, the average sunshine duration in Chancellor is 4.4h.

What is the UV index intensity in December in Chancellor?

In Chancellor, South Dakota, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents 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
Chancellor, SD

Average temperature in December - Chancellor, SD
  • Average high temperature in December: 28.2°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (24.3°F).

  • Average low temperature in December: 16.3°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in December
Chancellor, SD

Average pressure in December - Chancellor, SD
  • 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
Chancellor, SD

Average wind speed in December - Chancellor, SD
  • Average wind speed in December: 10mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.9mph).

Average humidity in December
Chancellor, SD

Average humidity in December - Chancellor, SD
  • Average humidity in December: 84%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is October (66%).

Average rainfall in December
Chancellor, SD

Average rainfall in December - Chancellor, SD
  • Average rainfall in December: 0.75"

The wettest month (with the highest rainfall) is June (2.91").
The driest months (with the least rainfall) are January, February and November (0.47").

Average rainfall days in December
Chancellor, SD

Average rainfall days in December - Chancellor, SD
  • Average rainfall days in December: 3.7 days

The months with the highest number of rainy days are May and June (16 days).
The month with the least rainy days is February (2.5 days).

Average snowfall in December
Chancellor, SD

Average snowfall in December - Chancellor, SD
  • Average snowfall in December: 2.52"

The month with the highest snowfall is February (2.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Chancellor, SD

Average snowfall days in December - Chancellor, SD
  • Average snowfall days in December: 8.7 days

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Chancellor, SD

Average daylight in December / Average sunshine in December - Chancellor, SD
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 4h 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: 4h and 12min).

Average sunshine days in December
Chancellor, SD

Average sunshine days in December - Chancellor, SD
  • Average sunshine days in December: 19.8 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is June (11.5 days).

Average UV index in December
Chancellor, SD

Average UV index in December - Chancellor, SD
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is November (UV index 1).

Average cloud cover in December
Chancellor, SD

Average cloud cover in December - Chancellor, SD
  • Average cloud cover in December: 51

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in December
Chancellor, SD

Average visibility in December - Chancellor, SD
  • 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).

Chancellor, South Dakota, USA

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