January weather forecast
McLaughlin, SD

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Weather in January

January, like December, is a freezing cold winter month in McLaughlin, South Dakota, with an average temperature ranging between min 9°F (-12.8°C) and max 23°F (-5°C).

Temperature

McLaughlin's January weather, marked by an average high temperature of 23°F (-5°C) and an average low temperature of 9°F (-12.8°C), is the coldest in the year.

Humidity

With an average relative humidity of 87%, January is the most humid month.

Rainfall

The month with the least rainfall is January, when the rain falls for 2.3 days and typically collects 0.47" (12mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In January, in McLaughlin, it is snowing for 11.8 days. Throughout January, 2.87" (73mm) of snow is accumulated. In McLaughlin, during the entire year, snow falls for 49.4 days and aggregates up to 19.09" (485mm) of snow.

Daylight

In McLaughlin, South Dakota, the average length of the day in January is 9h and 10min.
On the first day of January, sunrise is at 7:24 am and sunset at 4:09 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:46 pm MST.

Sunshine

January has the least sunshine of the year, with an average of 4.1h of sunshine.

UV index

The months with the lowest UV index in McLaughlin are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 during January translates into the following directions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

What time of the year is the coldest in McLaughlin?

The coldest temperatures in McLaughlin, South Dakota, occur during January, when averages reach a peak of 23°F (-5°C) and a low of 9°F (-12.8°C).

How cold is January in McLaughlin?

In January, in McLaughlin, the average high-temperature is 23°F (-5°C), and the average low-temperature is 9°F (-12.8°C).

What is the most humid month in McLaughlin?

January is the most humid month in McLaughlin, with an average relative humidity of 87%.

What is the average humidity in January in McLaughlin?

In McLaughlin, the average relative humidity in January is 87%.

What is the driest month in McLaughlin?

The month with the least rainfall in McLaughlin is January, when the rain falls for 2.3 days and typically collects 0.47" (12mm) of precipitation.

How many days does it rain in January in McLaughlin?

In McLaughlin, in January, it is raining for 2.3 days, with typically 0.47" (12mm) of accumulated precipitation.

How many days does it snow in January in McLaughlin?

In McLaughlin, South Dakota, in January, snow falls for 11.8 days, with typically accumulated 2.87" (73mm) of snow.

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

In January, the average day length in McLaughlin, South Dakota, is 9h and 10min.

When is the sunrise / sunset in January in McLaughlin?

On the first day of January in McLaughlin, sunrise is at 7:24 am and sunset at 4:09 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 4:46 pm MST.

What is the month with the least sunshine in McLaughlin?

The month with the least sunshine in McLaughlin is January, with an average of 4.1h of sunshine.

How long on average sun shines in January in McLaughlin?

In January, the average sunshine duration in McLaughlin, South Dakota, is 4.1h.

What is the month with the lowest UV index in McLaughlin?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in McLaughlin.

What is the UV index intensity in January in McLaughlin?

The average daily maximum UV index in January in McLaughlin, South Dakota, is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's 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 January
McLaughlin, SD

Average temperature in January - McLaughlin, SD
  • Average high temperature in January: 23°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (23°F).

  • Average low temperature in January: 9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (9°F).

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Average pressure in January
McLaughlin, SD

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

Average wind speed in January - McLaughlin, SD
  • Average wind speed in January: 10mph

The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is February (9.4mph).

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Average humidity in January
McLaughlin, SD

Average humidity in January - McLaughlin, SD
  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (52%).

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Average rainfall in January
McLaughlin, SD

Average rainfall in January - McLaughlin, SD
  • Average rainfall in January: 0.47"

The wettest month (with the highest rainfall) is June (2.32").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in January
McLaughlin, SD

Average rainfall days in January - McLaughlin, SD
  • Average rainfall days in January: 2.3 days

The month with the highest number of rainy days is June (13.8 days).
The month with the least rainy days is February (1.3 days).

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Average snowfall in January
McLaughlin, SD

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

The month with the highest snowfall is February (3.98").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
McLaughlin, SD

Average snowfall days in January - McLaughlin, SD
  • Average snowfall days in January: 11.8 days

The month with the highest number of snowfall days is January (11.8 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
McLaughlin, SD

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

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).

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Average sunshine days in January
McLaughlin, SD

Average sunshine days in January - McLaughlin, SD
  • Average sunshine days in January: 18 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is June (13.6 days).

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Average UV index in January
McLaughlin, SD

Average UV index in January - McLaughlin, 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 and December (UV index 1).

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Average cloud cover in January
McLaughlin, SD

Average cloud cover in January - McLaughlin, SD
  • Average cloud cover in January: 56

The month with the most cloud cover is January (Cloud cover 56).
The months with the least cloud cover are July and August (Cloud cover 21).

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Average visibility in January
McLaughlin, SD

Average visibility in January - McLaughlin, 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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McLaughlin, South Dakota, USA

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