December weather forecast
Mobridge, SD

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Weather in December

December sees the full arrival of the winter season with cold temperatures and increased snowfall being the defining features. Rainfall decreases to 0.67in as snow dominates the precipitation, painting the city in a wintry white palette. An average high of 25.7°F (-3.5°C) and a low of 14.4°F (-9.8°C) ensure the preservation of the winter wonderland landscape created by the early snowfall. The reduced sunlight of 8.8h combined with lower sunshine of just 4.5h per day, casts a cozy winter atmosphere over Mobridge. December is filled with holiday cheer as the city is dresses up to celebrate the festive season against a beautiful, snowy backdrop.

Temperature

Mobridge in December experiences a marked decrease in the average high-temperature, descending from November's cold 41.5°F (5.3°C) to a subzero cold 25.7°F (-3.5°C). An average nighttime temperature of 14.4°F (-9.8°C) is noted during the month of December.

Humidity

The average relative humidity in December is 83%.

Rainfall

In Mobridge, in December, it is raining for 2.7 days, with typically 0.67" (17mm) of accumulated precipitation. Throughout the year, there are 89.4 rainfall days, and 15.39" (391mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Mobridge are January through May, October through December. In Mobridge, in December, during 9.5 snowfall days, 3.39" (86mm) of snow is typically accumulated. In Mobridge, during the entire year, snow falls for 49.4 days and aggregates up to 19.09" (485mm) of snow.

Daylight

With an average of 8h and 48min of daylight, December has the shortest days of the year in Mobridge.
On the first day of the month, sunrise is at 8:02 am and sunset at 4:59 pm. On the last day of December, sunrise is at 8:21 am and sunset at 5:08 pm CST.

Sunshine

In December, the average sunshine is 4.5h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Mobridge. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: In December, an average UV index of 1 transforms into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

How cold is December in Mobridge?

In Mobridge, in December, the average high-temperature is 25.7°F (-3.5°C), and the average low-temperature is 14.4°F (-9.8°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in December in Mobridge?

In Mobridge, the average relative humidity in December is 83%.

How many days does it rain in December in Mobridge?

In Mobridge, South Dakota, in December, during 2.7 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

How much does it snow in Mobridge in December?

In Mobridge, South Dakota, during December, snow falls for 9.5 days and regularly aggregates up to 3.39" (86mm) of snow.

What is the month with the shortest days in Mobridge?

With an average of 8h and 48min of daylight, December has the shortest days of the year.

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

In December, the average day length is 8h and 46min.

When are sunrise and sunset in December in Mobridge?

On the first day of December in Mobridge, South Dakota, sunrise is at 8:02 am and sunset at 4:59 pm. On the last day of the month, sunrise is at 8:21 am and sunset at 5:08 pm CST.

How many hours of sunshine does Mobridge have in December?

The average sunshine duration in December in Mobridge is 4.5h.

What are the months with the lowest UV index in Mobridge?

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

What is the UV index reading in December in Mobridge?

In December, the average daily maximum UV index in Mobridge is 1. A UV Index of 2, and less, symbolizes a low health threat 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
Mobridge, SD

Average temperature in December - Mobridge, SD
  • Average high temperature in December: 25.7°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 (23°F).

  • Average low temperature in December: 14.4°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (9°F).

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Average pressure in December
Mobridge, SD

Average pressure in December - Mobridge, 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 (29.84"Hg).

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Average wind speed in December
Mobridge, SD

Average wind speed in December - Mobridge, SD
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is February (9.4mph).

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Average humidity in December
Mobridge, SD

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

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (52%).

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Average rainfall in December
Mobridge, SD

Average rainfall in December - Mobridge, SD
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in December
Mobridge, SD

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

The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (1.3 days).

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Average snowfall in December
Mobridge, SD

Average snowfall in December - Mobridge, SD
  • Average snowfall in December: 3.39"

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Mobridge, SD

Average snowfall days in December - Mobridge, SD
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (11.8 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
Mobridge, SD

Average daylight in December / Average sunshine in December - Mobridge, SD
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 4h and 3min

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

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Average sunshine days in December
Mobridge, SD

Average sunshine days in December - Mobridge, SD
  • Average sunshine days in December: 20.1 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.6 days).

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Average UV index in December
Mobridge, SD

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

The months with the highest UV index are June, July and August (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
Mobridge, SD

Average cloud cover in December - Mobridge, SD
  • Average cloud cover in December: 52

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 21).

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Average visibility in December
Mobridge, SD

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

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