December weather forecast
Prairie City, SD

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Weather in December

The first month of the winter, December, is also a subzero cold month in Prairie City, South Dakota, with an average temperature ranging between max 26.2°F (-3.2°C) and min 14.4°F (-9.8°C).

Temperature

Prairie City's December weather is characterized by a distinct downswing in high-temperatures, falling from November's cold 41.2°F (5.1°C) to a subzero cold 26.2°F (-3.2°C). Prairie City, during the month of December, experiences an average low-temperature of 14.4°F (-9.8°C).

Humidity

The average relative humidity in December is 82%.

Rainfall

In Prairie City, in December, it is raining for 4 days, with typically 0.59" (15mm) of accumulated precipitation. In Prairie City, during the entire year, the rain falls for 104.8 days and collects up to 15.2" (386mm) of precipitation.

Snowfall

Months with snowfall in Prairie City are January through June, October through December. In Prairie City, in December, during 12.5 snowfall days, 3.03" (77mm) of snow is typically accumulated. In Prairie City, during the entire year, snow falls for 67.2 days and aggregates up to 24.69" (627mm) of snow.

Daylight

December has the shortest days of the year in Prairie City, with an average of 8h and 48min of daylight.
On the first day of December, sunrise is at 7:11 am and sunset at 4:09 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 4:17 pm MST.

Sunshine

In Prairie City, the average sunshine in December is 4.9h.

UV index

In December, the average daily maximum UV index in Prairie City is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

How cold is it in Prairie City in December?

The average high-temperature, in December, in Prairie City, is 26.2°F (-3.2°C), while the average low-temperature is 14.4°F (-9.8°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is computed to be 82.4°F (28°C).

What is the average humidity in December in Prairie City?

In December, the average relative humidity in Prairie City is 82%.

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

In Prairie City, South Dakota, in December, during 4 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.

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

In Prairie City, South Dakota, in December, during 12.5 snowfall days, 3.03" (77mm) of snow is typically accumulated.

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

With an average of 8h and 48min of daylight, December has the shortest days of the year in Prairie City, South Dakota.

What is the average length of the day in December in Prairie City?

In December, the average day length in Prairie City, South Dakota, is 8h and 46min.

When is the sunrise / sunset in December in Prairie City?

In December, on the first day of the month, sunrise is at 7:11 am and sunset at 4:09 pm. On the last day of the month, in Prairie City, South Dakota, sunrise is at 7:31 am and sunset at 4:17 pm MST.

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

In December, the average sunshine duration in Prairie City, South Dakota, is 4.9h.

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

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

Average temperature in December - Prairie City, SD
  • Average high temperature in December: 26.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (25.5°F).

  • Average low temperature in December: 14.4°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (12°F).

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Average pressure in December
Prairie City, SD

Average pressure in December - Prairie City, SD
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in December
Prairie City, SD

Average wind speed in December - Prairie City, SD
  • Average wind speed in December: 11.1mph

The windiest months (with the highest average wind speed) are January and October (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.7mph).

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Average humidity in December
Prairie City, SD

Average humidity in December - Prairie City, SD
  • Average humidity in December: 82%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (50%).

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Average rainfall in December
Prairie City, SD

Average rainfall in December - Prairie City, SD
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is May (2.48").
The driest months (with the least rainfall) are January and November (0.51").

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Average rainfall days in December
Prairie City, SD

Average rainfall days in December - Prairie City, SD
  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is November (3 days).

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Average snowfall in December
Prairie City, SD

Average snowfall in December - Prairie City, SD
  • Average snowfall in December: 3.03"

The month with the highest snowfall is February (4.84").
The months with the least snowfall are July, August and September (0").

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Average snowfall days in December
Prairie City, SD

Average snowfall days in December - Prairie City, SD
  • Average snowfall days in December: 12.5 days

The month with the highest number of snowfall days is February (13.5 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
Prairie City, SD

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

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in December
Prairie City, SD

Average sunshine days in December - Prairie City, SD
  • Average sunshine days in December: 16.3 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is April (11.8 days).

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Average UV index in December
Prairie City, SD

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

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

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Average cloud cover in December
Prairie City, SD

Average cloud cover in December - Prairie City, SD
  • Average cloud cover in December: 50

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

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Average visibility in December
Prairie City, SD

Average visibility in December - Prairie City, 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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Prairie City, South Dakota, USA

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