December weather forecast
Redfield, SD

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Weather in December

December solidifies its place as a winter month, with cold temperatures, increased snowfall, and shorter days. Echoing November, the amount of snow goes up to 3.23" (82mm). The final touch of the fall foliage disappears completely, replaced by a blanket of snow. The short daylight hours and the overall decrease in temperature make for a tranquil and serene environment. Despite the chill, Redfield in December reflects the joy and warmth of the holiday season.

Temperature

Witnessing a clear downswing, the average high-temperature during December drops from November's chilly 43.5°F (6.4°C) to a subzero cold 26.4°F (-3.1°C). Redfield's nighttime temperature in December drops to an average of 14.2°F (-9.9°C).

Humidity

In Redfield, the average relative humidity in December is 84%.

Rainfall

In Redfield, in December, during 2.7 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Redfield, during the entire year, the rain falls for 97.6 days and collects up to 17.83" (453mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. In Redfield, South Dakota, in December, during 9 snowfall days, 3.23" (82mm) of snow is typically accumulated. In Redfield, during the entire year, snow falls for 43.7 days and aggregates up to 18.66" (474mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:52 am and sunset at 4:54 pm. On the last day of December, sunrise is at 8:11 am and sunset at 5:03 pm CST.

Sunshine

In Redfield, South Dakota, the average sunshine in December is 4.6h.

UV index

The average daily maximum UV index in December in Redfield is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. 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. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
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Frequently asked questions

How cold is December in Redfield?

December temperatures in Redfield vary between a high-temperature of 26.4°F (-3.1°C) and a low-temperature of 14.2°F (-9.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 89.6°F (32°C).

What is the average humidity in December in Redfield?

In December, the average relative humidity in Redfield is 84%.

How many days does it rain in December in Redfield?

In Redfield, South Dakota, during December, the rain falls for 2.7 days and regularly aggregates up to 0.79" (20mm) of precipitation.

How many days does it snow in December in Redfield?

In Redfield, South Dakota, in December, during 9 snowfall days, 3.23" (82mm) of snow is typically accumulated.

What is the month with the shortest days in Redfield?

The month with the shortest days in Redfield is December, with an average of 8h and 54min of daylight.

How many hours of daylight does Redfield have in December?

In December, the average day length is 8h and 51min.

When is the sunrise / sunset in December in Redfield?

In December, on the first day of the month, sunrise is at 7:52 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 8:11 am and sunset at 5:03 pm CST.

How long on average sun shines in December in Redfield?

In Redfield, the average sunshine duration in December is 4.6h.

How high is the UV index in December in Redfield?

In December, the average daily maximum UV index in Redfield is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to 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
Redfield, SD

Average temperature in December - Redfield, SD
  • Average high temperature in December: 26.4°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 (22.5°F).

  • Average low temperature in December: 14.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (7.9°F).

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Average pressure in December
Redfield, SD

Average pressure in December - Redfield, 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
Redfield, SD

Average wind speed in December - Redfield, SD
  • Average wind speed in December: 9.7mph

The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest months (with the lowest average wind speed) are July and August (8.5mph).

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Average humidity in December
Redfield, SD

Average humidity in December - Redfield, SD
  • Average humidity in December: 84%

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

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Average rainfall in December
Redfield, SD

Average rainfall in December - Redfield, SD
  • Average rainfall in December: 0.79"

The wettest month (with the highest rainfall) is June (3.03").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in December
Redfield, SD

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

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is February (1.9 days).

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Average snowfall in December
Redfield, SD

Average snowfall in December - Redfield, SD
  • Average snowfall in December: 3.23"

The month with the highest snowfall is February (4.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in December
Redfield, SD

Average snowfall days in December - Redfield, SD
  • Average snowfall days in December: 9 days

The month with the highest number of snowfall days is January (9.8 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
Redfield, SD

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

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in December
Redfield, SD

Average sunshine days in December - Redfield, SD
  • Average sunshine days in December: 20.4 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (12.2 days).

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Average UV index in December
Redfield, SD

Average UV index in December - Redfield, 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 and February (UV index 1).

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Average cloud cover in December
Redfield, SD

Average cloud cover in December - Redfield, SD
  • Average cloud cover in December: 51

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 22).

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Average visibility in December
Redfield, SD

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

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