December weather forecast
Central City, SD

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Weather in December

December brings with it the festive season and the return of full-blown winter in Central City. The weather in December represents winter's harshness, with temperatures dipping lower than those in November. As Christmas approaches, snowfall can accumulate up to an average of 3.78" (96mm), painting the city in a stunning white canvas. Short daylight hours and long nights are prevalent in December, lending a magical charm to the holiday decorations throughout. Despite the cold, the city embraces the winter chill with warm holiday spirit.

Temperature

December, having an average high-temperature of 29.7°F (-1.3°C) and an average low-temperature of 16.7°F (-8.5°C), is the coldest month in Central City.

Humidity

In Central City, the average relative humidity in December is 77%.

Rainfall

In Central City, during December, the rain falls for 4.2 days and regularly aggregates up to 0.67" (17mm) of precipitation. In Central City, during the entire year, the rain falls for 96.1 days and collects up to 14.02" (356mm) of precipitation.

Snowfall

January through June, September through December are months with snowfall. In December, in Central City, it is snowing for 10.1 days. Throughout December, 3.78" (96mm) of snow is accumulated. In Central City, during the entire year, snow falls for 66.6 days and aggregates up to 34.53" (877mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of December, sunrise is at 7:11 am and sunset at 4:17 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:25 pm MST.

Sunshine

In December, the average sunshine is 6h.

UV index

The months with the lowest UV index in Central City, South Dakota, are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: In December, the maximum UV index of 2 translates into these guidelines:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. 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 time of the year is the coldest in Central City?

The coldest time of the year in Central City is December, with temperatures averaging a high of 29.7°F (-1.3°C) and a low of 16.7°F (-8.5°C).

How cold is it in Central City in December?

An average high-temperature, in December, in Central City, is 29.7°F (-1.3°C) and the average low-temperature is 16.7°F (-8.5°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in July is calculated to be 82.4°F (28°C).

What is the average humidity in December in Central City?

In Central City, the average relative humidity in December is 77%.

How many days does it rain in December in Central City?

In Central City, South Dakota, during December, the rain falls for 4.2 days and regularly aggregates up to 0.67" (17mm) of precipitation.

How many days does it snow in December in Central City?

In Central City, in December, during 10.1 snowfall days, 3.78" (96mm) of snow is typically accumulated.

What is the month with the shortest days in Central City?

The month with the shortest days is December, with an average of 8h and 54min of daylight.

How many hours of daylight does Central City have in December?

In December, the average day length in Central City is 8h and 55min.

When are sunrise and sunset in December in Central City?

In December, on the first day of the month, sunrise is at 7:11 am and sunset at 4:17 pm. On the last day of the month, in Central City, South Dakota, sunrise is at 7:30 am and sunset at 4:25 pm MST.

How many hours of sunshine does Central City have in December?

In Central City, the average sunshine duration in December is 6h.

When is the lowest UV index in Central City?

The months with the lowest UV index in Central City, South Dakota, are January through March, October through December, with an average maximum UV index of 2.

What is the UV index intensity in December in Central City?

In December, the average daily maximum UV index in Central City is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Central City, SD

Average temperature in December - Central City, SD
  • Average high temperature in December: 29.7°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is December (29.7°F).

  • Average low temperature in December: 16.7°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is February (15.4°F).

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Average pressure in December
Central City, SD

Average pressure in December - Central City, SD
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in December
Central City, SD

Average wind speed in December - Central City, SD
  • Average wind speed in December: 9.5mph

The windiest month (with the highest average wind speed) is October (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.6mph).

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Average humidity in December
Central City, SD

Average humidity in December - Central City, SD
  • Average humidity in December: 77%

The months with the highest relative humidity are January and February (79%).
The months with the lowest relative humidity are August and September (51%).

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Average rainfall in December
Central City, SD

Average rainfall in December - Central City, SD
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is May (1.93").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in December
Central City, SD

Average rainfall days in December - Central City, SD
  • Average rainfall days in December: 4.2 days

The month with the highest number of rainy days is June (14.2 days).
The month with the least rainy days is November (2.7 days).

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Average snowfall in December
Central City, SD

Average snowfall in December - Central City, SD
  • Average snowfall in December: 3.78"

The month with the highest snowfall is April (6.54").
The months with the least snowfall are July and August (0").

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Average snowfall days in December
Central City, SD

Average snowfall days in December - Central City, SD
  • Average snowfall days in December: 10.1 days

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are July and August (0 days).

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Average daylight in December /
Average sunshine in December
Central City, SD

Average daylight in December / Average sunshine in December - Central City, SD
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 6h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

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Average sunshine days in December
Central City, SD

Average sunshine days in December - Central City, SD
  • Average sunshine days in December: 19.5 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (12.3 days).

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Average UV index in December
Central City, SD

Average UV index in December - Central City, SD
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in December
Central City, SD

Average cloud cover in December - Central City, SD
  • Average cloud cover in December: 37

The months with the most cloud cover are February and April (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in December
Central City, SD

Average visibility in December - Central City, SD
  • Average visibility in December: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Central City, South Dakota, USA

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