December weather forecast
Kadoka, SD

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Weather in December

The first month of the winter, December, is still a freezing cold month in Kadoka, South Dakota, with an average temperature fluctuating between 30.7°F (-0.7°C) and 18°F (-7.8°C).

Temperature

Kadoka's transition into December is marked by a distinct drop in the average high-temperature, reducing from a frosty 46.4°F (8°C) in November to a freezing cold 30.7°F (-0.7°C). Throughout December, a steady low-temperature average of 18°F (-7.8°C) is noted.

Humidity

The average relative humidity in December is 79%.

Rainfall

In Kadoka, in December, during 2.7 rainfall days, 0.71" (18mm) of precipitation is typically accumulated. Throughout the year, there are 95.3 rainfall days, and 13.74" (349mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Kadoka, in December, during 6.9 snowfall days, 2.95" (75mm) of snow is typically accumulated. Throughout the year, in Kadoka, there are 38.8 snowfall days, and 16.1" (409mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 9h and 0min of daylight.
On the first day of December, sunrise is at 7:00 am and sunset at 4:09 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:18 pm MST.

Sunshine

The average sunshine in December is 5.3h.

UV index

With an average maximum UV index of 1, December is the month with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 1 during December, leads to the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To protect against the Sun's most potent rays, avoid direct exposure around midday. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

An average high-temperature, in December, in Kadoka, is 30.7°F (-0.7°C) and the average low-temperature is 18°F (-7.8°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 89.6°F (32°C).

What is the average humidity in December?

The average relative humidity in December is 79%.

How many days does it rain in December?

In Kadoka, in December, it is raining for 2.7 days, with typically 0.71" (18mm) of accumulated precipitation.

How much does it snow in Kadoka in December?

In Kadoka, in December, during 6.9 snowfall days, 2.95" (75mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 0min of daylight.

How many hours of daylight does Kadoka have in December?

In December, the average day length is 8h and 59min.

What time are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 7:00 am and sunset at 4:09 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:18 pm MST.

How many hours of sunshine does Kadoka have in December?

In December, the average sunshine duration is 5.3h.

What is the month with the lowest UV index?

The month with the lowest UV index is December, with an average maximum UV index of 1.

What is the UV index reading in December?

In Kadoka, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Kadoka, SD

Average temperature in December - Kadoka, SD
  • Average high temperature in December: 30.7°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (29.8°F).

  • Average low temperature in December: 18°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (16.7°F).

Average pressure in December
Kadoka, SD

Average pressure in December - Kadoka, 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).

Average wind speed in December
Kadoka, SD

Average wind speed in December - Kadoka, SD
  • Average wind speed in December: 10.3mph

The windiest month (with the highest average wind speed) is April (12.1mph).
The calmest month (with the lowest average wind speed) is February (10.1mph).

Average humidity in December
Kadoka, SD

Average humidity in December - Kadoka, SD
  • Average humidity in December: 79%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is September (47%).

Average rainfall in December
Kadoka, SD

Average rainfall in December - Kadoka, SD
  • Average rainfall in December: 0.71"

The wettest month (with the highest rainfall) is May (2.09").
The driest month (with the least rainfall) is January (0.39").

Average rainfall days in December
Kadoka, SD

Average rainfall days in December - Kadoka, SD
  • Average rainfall days in December: 2.7 days

The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in December
Kadoka, SD

Average snowfall in December - Kadoka, SD
  • Average snowfall in December: 2.95"

The month with the highest snowfall is February (3.15").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Kadoka, SD

Average snowfall days in December - Kadoka, SD
  • Average snowfall days in December: 6.9 days

The month with the highest number of snowfall days is February (8.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Kadoka, 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: 5h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 42min).
The months with the least sunshine are January and February (Average sunshine: 5h and 12min).

Average sunshine days in December
Kadoka, SD

Average sunshine days in December - Kadoka, SD
  • Average sunshine days in December: 21.1 days

The month with the most sunshine days is December (21.1 days).
The months with the least sunshine days are April and June (14.1 days).

Average UV index in December
Kadoka, SD

Average UV index in December - Kadoka, SD
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in December
Kadoka, SD

Average cloud cover in December - Kadoka, SD
  • Average cloud cover in December: 44

The month with the most cloud cover is January (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 18).

Average visibility in December
Kadoka, SD

Average visibility in December - Kadoka, 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).

Kadoka, South Dakota, USA

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