January weather forecast
Black River Falls, WI

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Weather in January

January, the same as December, in Black River Falls, Wisconsin, is another subzero cold winter month, with an average temperature varying between 7.3°F (-13.7°C) and 20.7°F (-6.3°C).

Temperature

January is the coldest month, with the temperature often reaching an average high of 20.7°F (-6.3°C) and an average low of 7.3°F (-13.7°C).

Humidity

With an average relative humidity of 91%, January is the most humid month in Black River Falls.

Rainfall

January is the month with the least rainfall in Black River Falls, Wisconsin. Rain falls for 3.7 days and accumulates 0.51" (13mm) of precipitation.

Snowfall

Months with snowfall in Black River Falls are January through May, October through December. In January, in Black River Falls, it is snowing for 15.4 days. Throughout January, 2.8" (71mm) of snow is accumulated. In Black River Falls, during the entire year, snow falls for 62.1 days and aggregates up to 13.11" (333mm) of snow.

Daylight

The average length of the day in January in Black River Falls is 9h and 19min.
On the first day of the month, sunrise is at 7:39 am and sunset at 4:34 pm. On the last day of January, in Black River Falls, Wisconsin, sunrise is at 7:22 am and sunset at 5:10 pm CST.

Sunshine

With an average of 3h of sunshine, January has the least sunshine of the year in Black River Falls.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, a regular UV index of 1 translates into these guidelines:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Boost your sun resistance with garments that are densely woven yet spacious. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

What is the coldest month in Black River Falls?

Black River Falls's coldest weather arrives in January, when temperatures average a high of 20.7°F (-6.3°C) and a low of 7.3°F (-13.7°C).

How cold is it in Black River Falls in January?

The average high-temperature, in January, in Black River Falls, is 20.7°F (-6.3°C), while the average low-temperature is 7.3°F (-13.7°C).

What is the most humid month in Black River Falls?

With an average relative humidity of 91%, January is the most humid month.

What is the average humidity in January in Black River Falls?

The average relative humidity in January in Black River Falls, Wisconsin, is 91%.

What is the driest month in Black River Falls?

The month with the least rainfall in Black River Falls is January, when the rain falls for 3.7 days and typically collects 0.51" (13mm) of precipitation.

How many days does it rain in January in Black River Falls?

In Black River Falls, Wisconsin, in January, it is raining for 3.7 days, with typically 0.51" (13mm) of accumulated precipitation.

How much does it snow in Black River Falls in January?

In January, in Black River Falls, it is snowing for 15.4 days. Throughout January, 2.8" (71mm) of snow is accumulated.

What is the average length of the day in January in Black River Falls?

In January, the average day length is 9h and 19min.

When is the sunrise / sunset in January in Black River Falls?

In January, on the first day of the month, sunrise is at 7:39 am and sunset at 4:34 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 5:10 pm CST.

What is the month with the least sunshine in Black River Falls?

January has the least sunshine of the year, with an average of 3h of sunshine.

How many hours of sunshine does Black River Falls have in January?

In Black River Falls, Wisconsin, the average sunshine duration in January is 3h.

When is the lowest UV index in Black River Falls?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Black River Falls, Wisconsin.

How high is the UV index in January in Black River Falls?

In Black River Falls, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe 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
Black River Falls, WI

Average temperature in January - Black River Falls, WI
  • Average high temperature in January: 20.7°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in January: 7.3°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (7.3°F).

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Average pressure in January
Black River Falls, WI

Average pressure in January - Black River Falls, WI
  • Average pressure in January: 30.12"Hg

The months with the highest atmospheric pressure are January and February (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).

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Average wind speed in January
Black River Falls, WI

Average wind speed in January - Black River Falls, WI
  • Average wind speed in January: 8.8mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in January
Black River Falls, WI

Average humidity in January - Black River Falls, WI
  • Average humidity in January: 91%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in January
Black River Falls, WI

Average rainfall in January - Black River Falls, WI
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is June (2.91").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in January
Black River Falls, WI

Average rainfall days in January - Black River Falls, WI
  • Average rainfall days in January: 3.7 days

The month with the highest number of rainy days is June (17.1 days).
The month with the least rainy days is February (2.8 days).

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Average snowfall in January
Black River Falls, WI

Average snowfall in January - Black River Falls, WI
  • Average snowfall in January: 2.8"

The month with the highest snowfall is February (2.99").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Black River Falls, WI

Average snowfall days in January - Black River Falls, WI
  • Average snowfall days in January: 15.4 days

The month with the highest number of snowfall days is January (15.4 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
Black River Falls, WI

Average daylight in January / Average sunshine in January - Black River Falls, WI
  • 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: 3h and 0min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in January
Black River Falls, WI

Average sunshine days in January - Black River Falls, WI
  • Average sunshine days in January: 15.7 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is June (9.8 days).

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Average UV index in January
Black River Falls, WI

Average UV index in January - Black River Falls, WI
  • Average UV index in January: 1

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in January
Black River Falls, WI

Average cloud cover in January - Black River Falls, WI
  • Average cloud cover in January: 69

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in January
Black River Falls, WI

Average visibility in January - Black River Falls, WI
  • Average visibility in January: 5mi

The months with the highest visibility are April, May, June, October and November (6mi).
The months with the lowest visibility are January, February, March, July, August, September and December (5mi).

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Black River Falls, Wisconsin, USA

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