December weather forecast
Fulton, SD

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Weather in December

The first month of the winter, December, is still a freezing cold month in Fulton, South Dakota, with temperature in the range of an average low of 16°F (-8.9°C) and an average high of 28.6°F (-1.9°C).

Temperature

In Fulton, the average high-temperature in December significantly decreases from a chilly 45°F (7.2°C) in November to a freezing cold 28.6°F (-1.9°C). In December, the nighttime temperature in Fulton lowers to an average of 16°F (-8.9°C).

Humidity

The average relative humidity in December in Fulton is 83%.

Rainfall

In Fulton, during December, the rain falls for 2.9 days and regularly aggregates up to 0.51" (13mm) of precipitation. Throughout the year, in Fulton, there are 93.2 rainfall days, and 11.3" (287mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall in Fulton. In December, in Fulton, it is snowing for 7.5 days. Throughout December, 1.1" (28mm) of snow is accumulated. Throughout the year, in Fulton, there are 35.3 snowfall days, and 7.17" (182mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 0min of daylight.
On the first day of December, sunrise is at 7:45 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:04 pm CST.

Sunshine

In December, the average sunshine is 4.7h.

UV index

In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

How cold is it in Fulton in December?

Fulton in December has an average high-temperature of 28.6°F (-1.9°C) and an average low-temperature of 16°F (-8.9°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 89.6°F (32°C).

What is the average humidity in December in Fulton?

In December, the average relative humidity is 83%.

How much does it rain in Fulton in December?

In Fulton, in December, during 2.9 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

How many days does it snow in December in Fulton?

In Fulton, during December, snow falls for 7.5 days and regularly aggregates up to 1.1" (28mm) of snow.

What is the month with the shortest days in Fulton?

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

What is the average length of the day in December in Fulton?

In Fulton, South Dakota, the average day length in December is 8h and 59min.

What time are sunrise and sunset in December in Fulton?

In December, on the first day of the month, sunrise is at 7:45 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:04 pm CST.

How long on average sun shines in December in Fulton?

In December, the average sunshine duration is 4.7h.

What is the UV index intensity in December in Fulton?

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

Average temperature in December - Fulton, SD
  • Average high temperature in December: 28.6°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (24.4°F).

  • Average low temperature in December: 16°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).

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Average pressure in December
Fulton, SD

Average pressure in December - Fulton, 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 (29.85"Hg).

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Average wind speed in December
Fulton, SD

Average wind speed in December - Fulton, SD
  • Average wind speed in December: 10.1mph

The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).

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Average humidity in December
Fulton, SD

Average humidity in December - Fulton, SD
  • Average humidity in December: 83%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are September and October (63%).

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Average rainfall in December
Fulton, SD

Average rainfall in December - Fulton, SD
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is May (1.65").
The driest months (with the least rainfall) are February and November (0.28").

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Average rainfall days in December
Fulton, SD

Average rainfall days in December - Fulton, SD
  • Average rainfall days in December: 2.9 days

The month with the highest number of rainy days is June (13.6 days).
The month with the least rainy days is February (1.9 days).

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Average snowfall in December
Fulton, SD

Average snowfall in December - Fulton, SD
  • Average snowfall in December: 1.1"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Fulton, SD

Average snowfall days in December - Fulton, SD
  • Average snowfall days in December: 7.5 days

The month with the highest number of snowfall days is January (8.7 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
Fulton, SD

Average daylight in December / Average sunshine in December - Fulton, 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 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in December
Fulton, SD

Average sunshine days in December - Fulton, SD
  • Average sunshine days in December: 21.9 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is June (12.8 days).

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Average UV index in December
Fulton, SD

Average UV index in December - Fulton, 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 January (UV index 1).

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Average cloud cover in December
Fulton, SD

Average cloud cover in December - Fulton, SD
  • Average cloud cover in December: 49

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 22).

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Average visibility in December
Fulton, SD

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

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