January weather forecast
Piedmont, SD

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Weather in January

Piedmont, South Dakota, witnesses a frigid kick-off to the year, with January weather showcasing sizeable snowfall. Environmental factors contribute to a significant increase in relative humidity compelling more snowfall, about up to 4.25" (108mm), with approximately 10.5 days of snowfall. Subsequent months see a gradual rise in temperature, yet January retains cold conditions. Icy winds, however, with anticipated gust speeds of about 16mph (25.7km/h) do not make weather conditions any less harsh. Long nights and scarce daylight lend a wintry aspect to the South Dakota city.

Temperature

In January, Piedmont experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 32.5°F (0.3°C) in December to a still wintry 32.7°F (0.4°C). Piedmont throughout January, records an average low-temperature of 18°F (-7.8°C).

Humidity

The most humid month is January, with an average relative humidity of 77%.

Rainfall

The month with the least rainfall in Piedmont is January, when the rain falls for 5.3 days and typically collects 0.43" (11mm) of precipitation.

Snowfall

Months with snowfall are January through May, September through December. In Piedmont, South Dakota, in January, snow falls for 9.4 days, with typically accumulated 2.4" (61mm) of snow. In Piedmont, during the entire year, snow falls for 50.4 days and aggregates up to 24.41" (620mm) of snow.

Daylight

In January, the average length of the day is 9h and 19min.
On the first day of January in Piedmont, South Dakota, sunrise is at 7:28 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 5:01 pm MST.

Sunshine

In January, the average sunshine in Piedmont is 6.2h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: During January, 2 as the daily maximum UV index converts into the following advice:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

How cold is January in Piedmont?

The high-temperature in Piedmont, South Dakota, during January is 32.7°F (0.4°C) and the low-temperature is 18°F (-7.8°C).

What is the most humid month in Piedmont?

The most humid month is January, with an average relative humidity of 77%.

What is the average humidity in January in Piedmont?

The average relative humidity in January in Piedmont is 77%.

What is the driest month in Piedmont?

The month with the least rainfall in Piedmont, South Dakota, is January, when the rain falls for 5.3 days and typically collects 0.43" (11mm) of precipitation.

How many days does it rain in January in Piedmont?

In Piedmont, in January, during 5.3 rainfall days, 0.43" (11mm) of precipitation is typically accumulated.

How many days does it snow in January in Piedmont?

In Piedmont, in January, snow falls for 9.4 days, with typically accumulated 2.4" (61mm) of snow.

How many hours of daylight does Piedmont have in January?

In Piedmont, South Dakota, the average day length in January is 9h and 19min.

What time are sunrise and sunset in January in Piedmont?

In January, on the first day of the month, sunrise is at 7:28 am and sunset at 4:25 pm. On the last day of the month, in Piedmont, South Dakota, sunrise is at 7:12 am and sunset at 5:01 pm MST.

How many hours of sunshine does Piedmont have in January?

In January, the average sunshine duration in Piedmont is 6.2h.

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

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Piedmont.

What is the UV index intensity in January in Piedmont?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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 January
Piedmont, SD

Average temperature in January - Piedmont, SD
  • Average high temperature in January: 32.7°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (32.5°F).

  • Average low temperature in January: 18°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is February (17.8°F).

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Average pressure in January
Piedmont, SD

Average pressure in January - Piedmont, SD
  • Average pressure in January: 30.14"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).

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Average wind speed in January
Piedmont, SD

Average wind speed in January - Piedmont, SD
  • Average wind speed in January: 9mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

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Average humidity in January
Piedmont, SD

Average humidity in January - Piedmont, SD
  • Average humidity in January: 77%

The month with the highest relative humidity is January (77%).
The months with the lowest relative humidity are August and September (50%).

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Average rainfall in January
Piedmont, SD

Average rainfall in January - Piedmont, SD
  • Average rainfall in January: 0.43"

The wettest month (with the highest rainfall) is May (2.28").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in January
Piedmont, SD

Average rainfall days in January - Piedmont, SD
  • Average rainfall days in January: 5.3 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is December (4.8 days).

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Average snowfall in January
Piedmont, SD

Average snowfall in January - Piedmont, SD
  • Average snowfall in January: 2.4"

The month with the highest snowfall is April (5.43").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Piedmont, SD

Average snowfall days in January - Piedmont, SD
  • Average snowfall days in January: 9.4 days

The month with the highest number of snowfall days is February (10.5 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in January / Average sunshine in January - Piedmont, SD
  • Average daylight in January: 9h and 2min

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 January: 6h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

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Average sunshine days in January
Piedmont, SD

Average sunshine days in January - Piedmont, SD
  • Average sunshine days in January: 18.3 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (11 days).

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Average UV index in January
Piedmont, SD

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

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Piedmont, SD

Average cloud cover in January - Piedmont, SD
  • Average cloud cover in January: 36

The months with the most cloud cover are February and April (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in January
Piedmont, SD

Average visibility in January - Piedmont, 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).

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Piedmont, South Dakota, USA

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