December weather forecast
Mina, SD

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Weather in December

December, the first month of the winter in Mina, is still a freezing cold month, with temperature in the range of an average low of 12.7°F (-10.7°C) and an average high of 25°F (-3.9°C).

Temperature

The onset of December brings a clear temperature shift, with the average high-temperature decreasing from a cold 41.7°F (5.4°C) in November to a subzero cold 25°F (-3.9°C). Mina's nighttime temperature during December is consistently averaged at a frigid cold 12.7°F (-10.7°C).

Humidity

In Mina, 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. In Mina, during the entire year, the rain falls for 97.2 days and collects up to 18.35" (466mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Mina, in December, during 11.4 snowfall days, 3.43" (87mm) of snow is typically accumulated. In Mina, during the entire year, snow falls for 54.8 days and aggregates up to 19.13" (486mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 7:55 am and sunset at 4:53 pm. On the last day of December, 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 is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in December?

In Mina, 25°F (-3.9°C) is the average high-temperature and 12.7°F (-10.7°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in December?

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

How much does it rain in December?

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

How much does it snow in December?

In Mina, in December, during 11.4 snowfall days, 3.43" (87mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 48min of daylight.

How many hours of daylight does Mina have in December?

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

What time are sunrise and sunset in December?

In December, on the first day of the month, 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.

How high is the UV index in December?

In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

Mina, South Dakota, USA

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