December weather forecast
Colton, SD

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Weather in December

The first month of the winter, December, is also a subzero cold month in Colton, South Dakota, with an average temperature ranging between max 26.4°F (-3.1°C) and min 14.9°F (-9.5°C).

Temperature

December's arrival is marked by a notable drop in high-temperatures, falling from an icy 42.3°F (5.7°C) in November to a subzero cold 26.4°F (-3.1°C). During December in Colton, the average low-temperature is recorded at 14.9°F (-9.5°C).

Humidity

The average relative humidity in December in Colton is 85%.

Rainfall

In Colton, South Dakota, during December, the rain falls for 3.5 days and regularly aggregates up to 1.02" (26mm) of precipitation. Throughout the year, in Colton, there are 116.4 rainfall days, and 21.38" (543mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Colton, during December, snow falls for 10.3 days and regularly aggregates up to 4.17" (106mm) of snow. In Colton, during the entire year, snow falls for 45.6 days and aggregates up to 19.49" (495mm) 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 the month, sunrise is at 7:42 am and sunset at 4:51 pm. On the last day of December, in Colton, sunrise is at 8:01 am and sunset at 5:00 pm CST.

Sunshine

In Colton, the average sunshine in December is 4.3h.

UV index

The months with the lowest UV index in Colton are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: A maximum daily UV index of 1 during December morphs into the following directions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To guard against the harmful effects of the Sun, minimize exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days. 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 Colton in December?

The average high-temperature, in December, in Colton, is 26.4°F (-3.1°C), while the average low-temperature is 14.9°F (-9.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 84.2°F (29°C).

What is the average humidity in December in Colton?

The average relative humidity in December in Colton, South Dakota, is 85%.

How many days does it rain in December in Colton?

In Colton, in December, it is raining for 3.5 days, with typically 1.02" (26mm) of accumulated precipitation.

How much does it snow in Colton in December?

In December, in Colton, it is snowing for 10.3 days. Throughout December, 4.17" (106mm) of snow is accumulated.

What is the month with the shortest days in Colton?

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

How many hours of daylight does Colton have in December?

The average day length in December in Colton, South Dakota, is 8h and 59min.

When are sunrise and sunset in December in Colton?

In December, on the first day of the month, sunrise is at 7:42 am and sunset at 4:51 pm. On the last day of the month, in Colton, South Dakota, sunrise is at 8:01 am and sunset at 5:00 pm CST.

How many hours of sunshine does Colton have in December?

In Colton, the average sunshine duration in December is 4.3h.

When is the lowest UV index in Colton?

The months with the lowest UV index in Colton, South Dakota, are January and December, with an average maximum UV index of 1.

How high is the UV index in December in Colton?

In Colton, South Dakota, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a minimal hazard to health 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
Colton, SD

Average temperature in December - Colton, SD
  • Average high temperature in December: 26.4°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (22.3°F).

  • Average low temperature in December: 14.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

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Average pressure in December
Colton, SD

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

The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).

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Average wind speed in December
Colton, SD

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

The windiest month (with the highest average wind speed) is April (11.4mph).
The calmest month (with the lowest average wind speed) is July (8.2mph).

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Average humidity in December
Colton, SD

Average humidity in December - Colton, SD
  • Average humidity in December: 85%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (67%).

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Average rainfall in December
Colton, SD

Average rainfall in December - Colton, SD
  • Average rainfall in December: 1.02"

The wettest month (with the highest rainfall) is June (3.27").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in December
Colton, SD

Average rainfall days in December - Colton, SD
  • Average rainfall days in December: 3.5 days

The month with the highest number of rainy days is June (17.4 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in December
Colton, SD

Average snowfall in December - Colton, SD
  • Average snowfall in December: 4.17"

The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Colton, SD

Average snowfall days in December - Colton, SD
  • Average snowfall days in December: 10.3 days

The month with the highest number of snowfall days is December (10.3 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
Colton, SD

Average daylight in December / Average sunshine in December - Colton, 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: 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 0min).

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Average sunshine days in December
Colton, SD

Average sunshine days in December - Colton, SD
  • Average sunshine days in December: 18.7 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is June (10.6 days).

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Average UV index in December
Colton, SD

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in December
Colton, SD

Average cloud cover in December - Colton, SD
  • Average cloud cover in December: 54

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in December
Colton, SD

Average visibility in December - Colton, SD
  • Average visibility in December: 6mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

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Colton, South Dakota, USA

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