December weather forecast
Caputa, SD

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Weather in December

The first month of the winter, December, is also a wintry month in Caputa, South Dakota, with temperature in the range of an average high of 32.5°F (0.3°C) and an average low of 18.7°F (-7.4°C).

Temperature

In Caputa, the lowest average temperatures are observed in December, with a high of 32.5°F (0.3°C) and a low of 18.7°F (-7.4°C).

Humidity

In Caputa, the average relative humidity in December is 74%.

Rainfall

In Caputa, in December, it is raining for 4.8 days, with typically 0.63" (16mm) of accumulated precipitation. Throughout the year, there are 118.8 rainfall days, and 15.39" (391mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In Caputa, in December, snow falls for 8.1 days, with typically accumulated 2.64" (67mm) of snow. In Caputa, during the entire year, snow falls for 50.4 days and aggregates up to 24.41" (620mm) of snow.

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 7:07 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:24 pm MST.

Sunshine

In Caputa, the average sunshine in December is 6h.

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 low health risk from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 2 in December translates into this advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Updated: Jun 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

The lowest temperatures are recorded in December, with averages reaching a high of 32.5°F (0.3°C) and a low of 18.7°F (-7.4°C).

How cold is December in Caputa?

In Caputa, 32.5°F (0.3°C) is the average high-temperature and 18.7°F (-7.4°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 84.2°F (29°C).

What is the average humidity in December?

The average relative humidity in December is 74%.

How much does it rain in December?

In December, the rain falls for 4.8 days. Throughout December, 0.63" (16mm) of precipitation is accumulated.

How much does it snow in December?

In December, it is snowing for 8.1 days. Throughout December, 2.64" (67mm) of snow is accumulated.

What is the month with the shortest days?

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

How many hours of daylight does Caputa have in December?

In December, the average day length is 8h and 58min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:07 am and sunset at 4:15 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 4:24 pm MST.

How long on average sun shines in December?

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

What is the month with the lowest UV index?

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

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes 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
Caputa, SD

Average temperature in December - Caputa, SD
  • Average high temperature in December: 32.5°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in December: 18.7°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

Average pressure in December
Caputa, SD

Average pressure in December - Caputa, 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).

Average wind speed in December
Caputa, SD

Average wind speed in December - Caputa, SD
  • Average wind speed in December: 8.9mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

Average humidity in December
Caputa, SD

Average humidity in December - Caputa, SD
  • Average humidity in December: 74%

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are August and September (50%).

Average rainfall in December
Caputa, SD

Average rainfall in December - Caputa, SD
  • Average rainfall in December: 0.63"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (0.43").

Average rainfall days in December
Caputa, SD

Average rainfall days in December - Caputa, SD
  • Average rainfall days in December: 4.8 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is December (4.8 days).

Average snowfall in December
Caputa, SD

Average snowfall in December - Caputa, SD
  • Average snowfall in December: 2.64"

The month with the highest snowfall is April (5.43").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
Caputa, SD

Average snowfall days in December - Caputa, SD
  • Average snowfall days in December: 8.1 days

The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Caputa, 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: 6h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

Average sunshine days in December
Caputa, SD

Average sunshine days in December - Caputa, SD
  • Average sunshine days in December: 19.6 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (11 days).

Average UV index in December
Caputa, SD

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

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

Average cloud cover in December
Caputa, SD

Average cloud cover in December - Caputa, SD
  • Average cloud cover in December: 36

The months with the most cloud cover are February and April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 16).

Average visibility in December
Caputa, SD

Average visibility in December - Caputa, 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).

Caputa, South Dakota, USA

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