December weather forecast
Mina, SD

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Weather in December

The first month of the winter, December, is also a subzero cold month in Mina, South Dakota, with an average temperature fluctuating between 12.7°F (-10.7°C) and 25°F (-3.9°C).

Temperature

A shift in Mina's weather is noticeable as November turns into December, with the average high temperature decreasing from a wintry 41.7°F (5.4°C) to a freezing cold 25°F (-3.9°C). Mina observes an average low-temperature of 12.7°F (-10.7°C) during December nights.

Humidity

The average relative humidity in December is 85%.

Rainfall

In Mina, during December, the rain falls for 3.1 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 97.2 rainfall days, and 18.35" (466mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Mina, South Dakota, are January through May, October through December. In Mina, South Dakota, in December, snow falls for 11.4 days, with typically accumulated 3.43" (87mm) of snow. Throughout the year, there are 54.8 snowfall days, and 19.13" (486mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 48min of daylight.
On the first day of December in Mina, sunrise is at 7:55 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 5:02 pm CST.

Sunshine

In December, the average sunshine is 4.3h.

UV index

The average daily maximum UV index in December in Mina is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 2 in December translates into these instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is it in Mina in December?

During December, Mina experiences an average high-temperature of 25°F (-3.9°C) and a low-temperature of 12.7°F (-10.7°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is evaluated at 86°F (30°C).

What is the average humidity in December in Mina?

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

How much does it rain in Mina in December?

In Mina, during December, the rain falls for 3.1 days and regularly aggregates up to 0.87" (22mm) of precipitation.

How many days does it snow in December in Mina?

In December, in Mina, it is snowing for 11.4 days. Throughout December, 3.43" (87mm) of snow is accumulated.

What is the month with the shortest days in Mina?

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 Mina?

In December, the average day length in Mina is 8h and 47min.

What time are sunrise and sunset in December in Mina?

On the first day of December in Mina, sunrise is at 7:55 am and sunset at 4:53 pm. On the last day of the month, sunrise is at 8:14 am and sunset at 5:02 pm CST.

How many hours of sunshine does Mina have in December?

The average sunshine duration in December is 4.3h.

What is the UV index intensity in December in Mina?

The average daily maximum UV index in December in Mina, South Dakota, is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe 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
Mina, SD

Average temperature in December - Mina, SD
  • Average high temperature in December: 25°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in December: 12.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (6.3°F).

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Average pressure in December
Mina, SD

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

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).

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Average wind speed in December
Mina, SD

Average wind speed in December - Mina, SD
  • Average wind speed in December: 9.5mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (8.3mph).

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Average humidity in December
Mina, SD

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

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are August and September (60%).

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Average rainfall in December
Mina, SD

Average rainfall in December - Mina, SD
  • Average rainfall in December: 0.87"

The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in December
Mina, SD

Average rainfall days in December - Mina, SD
  • Average rainfall days in December: 3.1 days

The month with the highest number of rainy days is June (15 days).
The month with the least rainy days is February (2 days).

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Average snowfall in December
Mina, SD

Average snowfall in December - Mina, SD
  • Average snowfall in December: 3.43"

The month with the highest snowfall is January (3.82").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Mina, SD

Average snowfall days in December - Mina, SD
  • Average snowfall days in December: 11.4 days

The month with the highest number of snowfall days is January (13 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
Mina, SD

Average daylight in December / Average sunshine in December - Mina, 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 2min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

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Average sunshine days in December
Mina, SD

Average sunshine days in December - Mina, SD
  • Average sunshine days in December: 18.9 days

The month with the most sunshine days is November (20.9 days).
The month with the least sunshine days is June (12.7 days).

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Average UV index in December
Mina, SD

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February and November (UV index 1).

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Average cloud cover in December
Mina, SD

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

The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 23).

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Average visibility in December
Mina, SD

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

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