January weather forecast
Aberdeen, SD

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During winter, snow cover is seen all over the area in Aberdeen City, South Dakota
During winter, snow cover is seen all over the area in Aberdeen City, South Dakota

Weather in January

Aberdeen, South Dakota, ushers in the New Year with a chilly outlook. A fair amount of snowfall registers, with 3.82" (97mm) falling over 13 days. Sunshine hours are scant, and the possibility of foggy mornings can reduce visibility. Notably, it is one of the coldest months of the year with temperatures dipping to lows that often necessitate layers of warm clothing. January is a month of stark beauty, perfectly suited for those who appreciate winter landscapes.

Temperature

January, on average, is the coldest month in Aberdeen, registering a high temperature of 20.7°F (-6.3°C) and a low of 6.3°F (-14.3°C).

Humidity

January is the most humid month in Aberdeen, with an average relative humidity of 88%.

Rainfall

January is the month with the least rainfall. Rain falls for 3 days and accumulates 0.59" (15mm) of precipitation.

Snowfall

Months with snowfall in Aberdeen, South Dakota, are January through May, October through December. The month with the most snowfall in Aberdeen is January, when snow falls for 13 days and typically aggregates up to 3.82" (97mm) of snow.

Daylight

In January, the average length of the day in Aberdeen is 9h and 11min.
On the first day of January in Aberdeen, sunrise is at 8:13 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:38 pm CST.

Sunshine

With an average of 3.9h of sunshine, January has the least sunshine of the year in Aberdeen.

UV index

The months with the lowest UV index are January, February and November, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: An average UV index of 1 in January transforms into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. When the Sun is at its strongest around midday, find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Frequently asked questions

What is the coldest time of year in Aberdeen?

The month of January sees the average lowest temperatures in Aberdeen, South Dakota, reaching 20.7°F (-6.3°C) at the peak and 6.3°F (-14.3°C) at the low.

How cold is it in Aberdeen in January?

The high-temperature, in January, in Aberdeen, records 20.7°F (-6.3°C), while the low-temperature is 6.3°F (-14.3°C).

What is the most humid month in Aberdeen?

The most humid month in Aberdeen is January, with an average relative humidity of 88%.

What is the average humidity in January in Aberdeen?

The average relative humidity in January is 88%.

What is the driest month in Aberdeen?

The month with the least rainfall is January, when the rain falls for 3 days and typically collects 0.59" (15mm) of precipitation.

How much does it rain in Aberdeen in January?

In Aberdeen, South Dakota, in January, it is raining for 3 days, with typically 0.59" (15mm) of accumulated precipitation.

What is the snowiest month in Aberdeen?

The month with the most snowfall in Aberdeen, South Dakota, is January, when snow falls for 13 days and typically aggregates up to 3.82" (97mm) of snow.

How many days does it snow in January in Aberdeen?

In January, it is snowing for 13 days. Throughout January, 3.82" (97mm) of snow is accumulated.

What is the average length of the day in January in Aberdeen?

The average day length in January is 9h and 11min.

When are sunrise and sunset in January in Aberdeen?

In January, on the first day of the month, sunrise is at 8:13 am and sunset at 5:01 pm. On the last day of the month, in Aberdeen, South Dakota, sunrise is at 7:56 am and sunset at 5:38 pm CST.

What is the month with the least sunshine in Aberdeen?

With an average of 3.9h of sunshine, January has the least sunshine of the year in Aberdeen, South Dakota.

How long on average sun shines in January in Aberdeen?

The average sunshine duration in January in Aberdeen is 3.9h.

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

January, February and November, with an average maximum UV index of 1, are months with the lowest UV index in Aberdeen.

What is the UV index reading in January in Aberdeen?

The average daily maximum UV index in January in Aberdeen, South Dakota, is 1. A UV Index estimate of 2, and below, represents a low health threat 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 January
Aberdeen, SD

Average temperature in January - Aberdeen, SD
  • Average high temperature in January: 20.7°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 January: 6.3°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 January
Aberdeen, SD

Average pressure in January - Aberdeen, SD
  • Average pressure in January: 30.16"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 January
Aberdeen, SD

Average wind speed in January - Aberdeen, SD
  • Average wind speed in January: 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 January
Aberdeen, SD

Average humidity in January - Aberdeen, SD
  • Average humidity in January: 88%

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 January
Aberdeen, SD

Average rainfall in January - Aberdeen, SD
  • Average rainfall in January: 0.59"

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 January
Aberdeen, SD

Average rainfall days in January - Aberdeen, SD
  • Average rainfall days in January: 3 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 January
Aberdeen, SD

Average snowfall in January - Aberdeen, SD
  • Average snowfall in January: 3.82"

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 January
Aberdeen, SD

Average snowfall days in January - Aberdeen, SD
  • Average snowfall days in January: 13 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 January /
Average sunshine in January
Aberdeen, SD

Average daylight in January / Average sunshine in January - Aberdeen, SD
  • Average daylight in January: 9h and 1min

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 January: 3h and 5min

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 January
Aberdeen, SD

Average sunshine days in January - Aberdeen, SD
  • Average sunshine days in January: 17.2 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 January
Aberdeen, SD

Average UV index in January - Aberdeen, SD
  • Average UV index in January: 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, February and November (UV index 1).

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Average cloud cover in January
Aberdeen, SD

Average cloud cover in January - Aberdeen, SD
  • Average cloud cover in January: 57

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 January
Aberdeen, SD

Average visibility in January - Aberdeen, SD
  • Average visibility in January: 5mi

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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Aberdeen, South Dakota, USA

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