January weather forecast
Sorum, SD

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Weather in January

January, the same as December, in Sorum, South Dakota, is a freezing cold winter month, with an average temperature varying between 27.3°F (-2.6°C) and 14.4°F (-9.8°C).

Temperature

In Sorum, the lowest average temperatures are observed in January, with a high of 27.3°F (-2.6°C) and a low of 14.4°F (-9.8°C).

Humidity

The most humid month is January, with an average relative humidity of 82%.

Rainfall

The months with the least rainfall are January and November Rain falls for 3.3 days and accumulates 0.51" (13mm) of rain.

Snowfall

January through May, October through December are months with snowfall. In Sorum, in January, during 11.9 snowfall days, 2.87" (73mm) of snow is typically accumulated. In Sorum, during the entire year, snow falls for 62.2 days and aggregates up to 22.95" (583mm) of snow.

Daylight

In January, the average length of the day is 9h and 11min.
On the first day of January, sunrise is at 7:31 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 4:56 pm MST.

Sunshine

The months with the least sunshine are January and February, with an average of 5h of sunshine.

UV index

In Sorum, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 2 in January leads to these recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Jun 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

In Sorum, January is the coldest month, with temperatures averaging a high of 27.3°F (-2.6°C) and a low of 14.4°F (-9.8°C).

How cold is it in January?

The average high-temperature, in January, in Sorum, is 27.3°F (-2.6°C), while the average low-temperature is 14.4°F (-9.8°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 82%.

What is the average humidity in January?

In Sorum, the average relative humidity in January is 82%.

What is the driest month?

January and November are months with the least rain when the rain falls for 3.3 days and typically aggregates up to 0.51" (13mm) of rain.

How many days does it rain in January?

In January, the rain falls for 3.3 days. Throughout January, 0.51" (13mm) of precipitation is accumulated.

How much does it snow in Sorum in January?

In Sorum, in January, during 11.9 snowfall days, 2.87" (73mm) of snow is typically accumulated.

What is the average length of the day in January?

In Sorum, the average day length in January is 9h and 11min.

When is the sunrise / sunset in January?

In January, on the first day of the month, sunrise is at 7:31 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 4:56 pm MST.

What is the month with the least sunshine?

The months with the least sunshine are January and February, with an average of 5h of sunshine.

How many hours of sunshine does Sorum have in January?

In Sorum, the average sunshine duration in January is 5h.

How high is the UV index in January?

In Sorum, the average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Sorum, SD

Average temperature in January - Sorum, SD
  • Average high temperature in January: 27.3°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (27.3°F).

  • Average low temperature in January: 14.4°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (14.4°F).

Average pressure in January
Sorum, SD

Average pressure in January - Sorum, SD
  • Average pressure in January: 30.15"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

Average wind speed in January
Sorum, SD

Average wind speed in January - Sorum, SD
  • Average wind speed in January: 11.9mph

The windiest months (with the highest average wind speed) are January and October (11.9mph).
The calmest month (with the lowest average wind speed) is July (9.8mph).

Average humidity in January
Sorum, SD

Average humidity in January - Sorum, SD
  • Average humidity in January: 82%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (47%).

Average rainfall in January
Sorum, SD

Average rainfall in January - Sorum, SD
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is May (2.68").
The driest months (with the least rainfall) are January and November (0.51").

Average rainfall days in January
Sorum, SD

Average rainfall days in January - Sorum, SD
  • Average rainfall days in January: 3.3 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (3.3 days).

Average snowfall in January
Sorum, SD

Average snowfall in January - Sorum, SD
  • Average snowfall in January: 2.87"

The month with the highest snowfall is March (4.37").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Sorum, SD

Average snowfall days in January - Sorum, SD
  • Average snowfall days in January: 11.9 days

The month with the highest number of snowfall days is February (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in January /
Average sunshine in January
Sorum, SD

Average daylight in January / Average sunshine in January - Sorum, 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: 5h and 0min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The months with the least sunshine are January and February (Average sunshine: 5h and 0min).

Average sunshine days in January
Sorum, SD

Average sunshine days in January - Sorum, SD
  • Average sunshine days in January: 16.8 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is April (11.6 days).

Average UV index in January
Sorum, SD

Average UV index in January - Sorum, SD
  • Average UV index in January: 2

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

Average cloud cover in January
Sorum, SD

Average cloud cover in January - Sorum, SD
  • Average cloud cover in January: 48

The months with the most cloud cover are January and February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 18).

Average visibility in January
Sorum, SD

Average visibility in January - Sorum, SD
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Sorum, South Dakota, USA

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