December weather forecast
Antelope, SD

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Weather in December

December, the first month of the winter in Antelope, is also a subzero cold month, with an average temperature ranging between max 31.8°F (-0.1°C) and min 20.1°F (-6.6°C).

Temperature

As Antelope welcomes December, there is a noticeable shift in the average high-temperature, dropping from November's frosty 46.4°F (8°C) to a freezing cold 31.8°F (-0.1°C). Antelope, during the month of December, experiences an average low-temperature of 20.1°F (-6.6°C).

Humidity

In Antelope, the average relative humidity in December is 76%.

Rainfall

In Antelope, in December, during 3.7 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. Throughout the year, in Antelope, there are 109.2 rainfall days, and 16.89" (429mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Antelope are January through May, September through December. December is the month with the most snowfall. Snow falls for 7.1 days and accumulates 2.76" (70mm) of snow.

Daylight

With an average of 9h and 0min of daylight, December has the shortest days of the year in Antelope.
On the first day of December in Antelope, sunrise is at 7:55 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 5:17 pm CST.

Sunshine

In Antelope, the average sunshine in December is 5.5h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the UV index of 2 transforms into the following advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Frequently asked questions

How cold is it in Antelope in December?

An average high-temperature, in December, in Antelope, is 31.8°F (-0.1°C) and the average low-temperature is 20.1°F (-6.6°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is estimated at 87.8°F (31°C).

What is the average humidity in December in Antelope?

In December, the average relative humidity is 76%.

How much does it rain in Antelope in December?

In December, in Antelope, South Dakota, the rain falls for 3.7 days. Throughout December, 0.79" (20mm) of precipitation is accumulated.

When does it snow the most in Antelope?

December is the month with the most snowfall in Antelope. Snow falls for 7.1 days and accumulates 2.76" (70mm) of snow.

How many days does it snow in December in Antelope?

In Antelope, South Dakota, in December, snow falls for 7.1 days, with typically accumulated 2.76" (70mm) of snow.

What is the month with the shortest days in Antelope?

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

How many hours of daylight does Antelope have in December?

In December, the average day length in Antelope, South Dakota, is 9h and 2min.

When is the sunrise / sunset in December in Antelope?

On the first day of December in Antelope, sunrise is at 7:55 am and sunset at 5:07 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 5:17 pm CST.

How long on average sun shines in December in Antelope?

In December, the average sunshine duration is 5.5h.

What is the month with the lowest UV index in Antelope?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in December in Antelope?

In December, the average daily maximum UV index in Antelope, South Dakota, is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
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
Antelope, SD

Average temperature in December - Antelope, SD
  • Average high temperature in December: 31.8°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in December: 20.1°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

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Average pressure in December
Antelope, SD

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

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in December
Antelope, SD

Average wind speed in December - Antelope, SD
  • Average wind speed in December: 11.9mph

The windiest month (with the highest average wind speed) is April (13.1mph).
The calmest months (with the lowest average wind speed) are July and August (10.6mph).

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Average humidity in December
Antelope, SD

Average humidity in December - Antelope, SD
  • Average humidity in December: 76%

The month with the highest relative humidity is January (78%).
The month with the lowest relative humidity is September (56%).

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Average rainfall in December
Antelope, SD

Average rainfall in December - Antelope, SD
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is May (2.6").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in December
Antelope, SD

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

The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (2.4 days).

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Average snowfall in December
Antelope, SD

Average snowfall in December - Antelope, SD
  • Average snowfall in December: 2.76"

The month with the highest snowfall is December (2.76").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in December
Antelope, SD

Average snowfall days in December - Antelope, SD
  • Average snowfall days in December: 7.1 days

The month with the highest number of snowfall days is January (9.7 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
Antelope, SD

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

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 0min).

  • Average sunshine in December: 5h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).

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Average sunshine days in December
Antelope, SD

Average sunshine days in December - Antelope, SD
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is December (20.4 days).
The month with the least sunshine days is June (11.2 days).

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Average UV index in December
Antelope, SD

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

The months with the highest UV index are June, July and August (UV index 6).
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
Antelope, SD

Average cloud cover in December - Antelope, SD
  • Average cloud cover in December: 41

The month with the most cloud cover is February (Cloud cover 44).
The months with the least cloud cover are July, August and September (Cloud cover 21).

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Average visibility in December
Antelope, SD

Average visibility in December - Antelope, 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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Antelope, South Dakota, USA

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