January weather forecast
Bison, SD

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Weather in January

January, like December, is a freezing cold winter month in Bison, South Dakota, with an average temperature fluctuating between 11.7°F (-11.3°C) and 25.2°F (-3.8°C).

Temperature

With average high temperatures of 25.2°F (-3.8°C) and lows of 11.7°F (-11.3°C), January is the coldest month.

Humidity

With an average relative humidity of 85%, January is the most humid month in Bison.

Rainfall

The month with the least rainfall is January, when the rain falls for 2.9 days and typically collects 0.47" (12mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Bison. In January, it is snowing for 12.8 days. Throughout January, 2.95" (75mm) of snow is accumulated. Throughout the year, in Bison, there are 65.8 snowfall days, and 21.42" (544mm) of snow is accumulated.

Daylight

The average length of the day in January in Bison is 9h and 11min.
On the first day of January, sunrise is at 7:29 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:54 pm MST.

Sunshine

The month with the least sunshine is January, with an average of 4.6h of sunshine.

UV index

In Bison, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 2 during January leads to these advisories:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
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Frequently asked questions

What are the coldest months in Bison?

Temperature readings in Bison, South Dakota, reach their annual highs in January, averaging 25.2°F (-3.8°C) and a minimum average of 11.7°F (-11.3°C).

How cold is January in Bison?

The average high-temperature, in January, in Bison, is 25.2°F (-3.8°C), while the average low-temperature is 11.7°F (-11.3°C).

What is the most humid month in Bison?

The most humid month in Bison is January, with an average relative humidity of 85%.

What is the average humidity in January in Bison?

In Bison, the average relative humidity in January is 85%.

What is the driest month in Bison?

The month with the least rainfall in Bison, South Dakota, is January, when the rain falls for 2.9 days and typically collects 0.47" (12mm) of precipitation.

How many days does it rain in January in Bison?

In Bison, during January, the rain falls for 2.9 days and regularly aggregates up to 0.47" (12mm) of precipitation.

How much does it snow in Bison in January?

In Bison, in January, during 12.8 snowfall days, 2.95" (75mm) of snow is typically accumulated.

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

In January, the average day length in Bison, South Dakota, is 9h and 11min.

When are sunrise and sunset in January in Bison?

On the first day of January in Bison, South Dakota, sunrise is at 7:29 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 4:54 pm MST.

What is the month with the least sunshine in Bison?

January has the least sunshine of the year in Bison, South Dakota, with an average of 4.6h of sunshine.

How long on average sun shines in January in Bison?

In Bison, South Dakota, the average sunshine duration in January is 4.6h.

What is the UV index intensity in January in Bison?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Bison, SD

Average temperature in January - Bison, SD
  • Average high temperature in January: 25.2°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 (25.2°F).

  • Average low temperature in January: 11.7°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 (11.7°F).

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Average pressure in January
Bison, SD

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

The month with the highest atmospheric pressure is 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
Bison, SD

Average wind speed in January - Bison, SD
  • Average wind speed in January: 11.4mph

The windiest month (with the highest average wind speed) is April (11.7mph).
The calmest month (with the lowest average wind speed) is August (9.6mph).

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Average humidity in January
Bison, SD

Average humidity in January - Bison, SD
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (51%).

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Average rainfall in January
Bison, SD

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

The wettest month (with the highest rainfall) is June (2.28").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in January
Bison, SD

Average rainfall days in January - Bison, SD
  • Average rainfall days in January: 2.9 days

The month with the highest number of rainy days is June (15.1 days).
The month with the least rainy days is January (2.9 days).

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Average snowfall in January
Bison, SD

Average snowfall in January - Bison, SD
  • Average snowfall in January: 2.95"

The month with the highest snowfall is February (4.53").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Bison, SD

Average snowfall days in January - Bison, SD
  • Average snowfall days in January: 12.8 days

The month with the highest number of snowfall days is February (12.9 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
Bison, SD

Average daylight in January / Average sunshine in January - Bison, 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: 4h and 4min

The month with the most sunshine is August (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

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Average sunshine days in January
Bison, SD

Average sunshine days in January - Bison, SD
  • Average sunshine days in January: 16.5 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is June (11.7 days).

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Average UV index in January
Bison, SD

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

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

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Average cloud cover in January
Bison, SD

Average cloud cover in January - Bison, SD
  • Average cloud cover in January: 52

The months with the most cloud cover are January and February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 20).

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Average visibility in January
Bison, SD

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

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