December weather forecast
Viborg, SD

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Weather in December

December, the first month of the winter in Viborg, is still a freezing cold month, with an average temperature varying between 16.3°F (-8.7°C) and 28.2°F (-2.1°C).

Temperature

The drop of average high-temperatures is noticeable in December, with a decrease from a frosty 44.2°F (6.8°C) in November to a subzero cold 28.2°F (-2.1°C). In Viborg, the nighttime temperature averages to 16.3°F (-8.7°C) during December.

Humidity

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

Rainfall

In Viborg, South Dakota, in December, it is raining for 3.7 days, with typically 0.75" (19mm) of accumulated precipitation. Throughout the year, there are 111.7 rainfall days, and 17.76" (451mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Viborg, in December, during 8.7 snowfall days, 2.52" (64mm) of snow is typically accumulated. 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 Viborg is December, with an average of 9h and 6min of daylight.
On the first day of the month, sunrise is at 7:41 am and sunset at 4:54 pm. On the last day of December, sunrise is at 8:00 am and sunset at 5:03 pm CST.

Sunshine

In December, the average sunshine in Viborg is 4.4h.

UV index

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is December in Viborg?

In Viborg, 28.2°F (-2.1°C) is the average high-temperature and 16.3°F (-8.7°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 86°F (30°C).

What is the average humidity in December in Viborg?

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

How much does it rain in Viborg in December?

In December, in Viborg, South Dakota, the rain falls for 3.7 days. Throughout December, 0.75" (19mm) of precipitation is accumulated.

How much does it snow in Viborg in December?

In December, it is snowing for 8.7 days. Throughout December, 2.52" (64mm) of snow is accumulated.

What is the month with the shortest days in Viborg?

The month with the shortest days in Viborg is December, with an average of 9h and 6min of daylight.

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

The average day length in December in Viborg, South Dakota, is 9h and 3min.

What time are sunrise and sunset in December in Viborg?

On the first day of December in Viborg, South Dakota, sunrise is at 7:41 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 8:00 am and sunset at 5:03 pm CST.

How long on average sun shines in December in Viborg?

In Viborg, South Dakota, the average sunshine duration in December is 4.4h.

What is the UV index intensity in December in Viborg?

In Viborg, South Dakota, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Viborg, SD

Average temperature in December - Viborg, 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).

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Average pressure in December
Viborg, SD

Average pressure in December - Viborg, 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).

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Average wind speed in December
Viborg, SD

Average wind speed in December - Viborg, 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).

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Average humidity in December
Viborg, SD

Average humidity in December - Viborg, 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%).

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Average rainfall in December
Viborg, SD

Average rainfall in December - Viborg, 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").

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Average rainfall days in December
Viborg, SD

Average rainfall days in December - Viborg, 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).

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Average snowfall in December
Viborg, SD

Average snowfall in December - Viborg, 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").

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Average snowfall days in December
Viborg, SD

Average snowfall days in December - Viborg, 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).

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

Average daylight in December / Average sunshine in December - Viborg, SD
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • 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).

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Average sunshine days in December
Viborg, SD

Average sunshine days in December - Viborg, 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).

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Average UV index in December
Viborg, SD

Average UV index in December - Viborg, 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).

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Average cloud cover in December
Viborg, SD

Average cloud cover in December - Viborg, 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).

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Average visibility in December
Viborg, SD

Average visibility in December - Viborg, 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).

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Viborg, South Dakota, USA

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