January weather forecast
Biron, WI

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Weather in January

January, like December, is a freezing cold winter month in Biron, Wisconsin, with an average temperature varying between 9.1°F (-12.7°C) and 20.7°F (-6.3°C).

Temperature

January is the month when Biron, Wisconsin, sees the lowest average temperatures, with a high of 20.7°F (-6.3°C) and a low of 9.1°F (-12.7°C).

Humidity

January is the most humid month, with an average relative humidity of 90%.

Rainfall

In Biron, in January, during 4.1 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. Throughout the year, in Biron, there are 119 rainfall days, and 16.26" (413mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Biron, during January, snow falls for 14.2 days and regularly aggregates up to 2.99" (76mm) of snow. In Biron, during the entire year, snow falls for 60 days and aggregates up to 14.88" (378mm) of snow.

Daylight

The average length of the day in January is 9h and 18min.
On the first day of January in Biron, sunrise is at 7:35 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:06 pm CST.

Sunshine

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

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: An average maximum UV index of 1 in January leads to these recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

During the coldest month in Biron, January, temperatures average a high of 20.7°F (-6.3°C) and a low of 9.1°F (-12.7°C).

How cold is it in January?

In January, in Biron, the average high-temperature is 20.7°F (-6.3°C), and the average low-temperature is 9.1°F (-12.7°C).

What is the most humid month?

The most humid month in Biron is January, with an average relative humidity of 90%.

What is the average humidity in January in Biron?

In Biron, the average relative humidity in January is 90%.

How many days does it rain in January?

In Biron, in January, it is raining for 4.1 days, with typically 0.67" (17mm) of accumulated precipitation.

How many days does it snow in January?

In Biron, during January, snow falls for 14.2 days and regularly aggregates up to 2.99" (76mm) of snow.

How many hours of daylight does Biron have in January?

The average day length in January is 9h and 18min.

What time are sunrise and sunset in January in Biron?

On the first day of January, sunrise is at 7:35 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:06 pm CST.

What is the month with the least sunshine?

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

How long on average sun shines in January?

The average sunshine duration in January is 3h.

What is the month with the lowest UV index?

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

What is the UV index reading in January?

In January, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents 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
Biron, WI

Average temperature in January - Biron, WI
  • Average high temperature in January: 20.7°F

The warmest month (with the highest average high temperature) is July (78.1°F).
The month with the lowest average high temperature is January (20.7°F).

  • Average low temperature in January: 9.1°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (9.1°F).

Average pressure in January
Biron, WI

Average pressure in January - Biron, WI
  • Average pressure in January: 30.11"Hg

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

Average wind speed in January
Biron, WI

Average wind speed in January - Biron, WI
  • Average wind speed in January: 9.8mph

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in January
Biron, WI

Average humidity in January - Biron, WI
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is April (75%).

Average rainfall in January
Biron, WI

Average rainfall in January - Biron, WI
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is June (2.24").
The driest month (with the least rainfall) is February (0.63").

Average rainfall days in January
Biron, WI

Average rainfall days in January - Biron, WI
  • Average rainfall days in January: 4.1 days

The month with the highest number of rainy days is May (15.2 days).
The month with the least rainy days is February (3.5 days).

Average snowfall in January
Biron, WI

Average snowfall in January - Biron, WI
  • Average snowfall in January: 2.99"

The month with the highest snowfall is December (3.27").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Biron, WI

Average snowfall days in January - Biron, WI
  • Average snowfall days in January: 14.2 days

The month with the highest number of snowfall days is January (14.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Biron, WI

Average daylight in January / Average sunshine in January - Biron, 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

The month with the most sunshine is July (Average sunshine: 10h).
The month with the least sunshine is January (Average sunshine: 3h).

Average sunshine days in January
Biron, WI

Average sunshine days in January - Biron, WI
  • Average sunshine days in January: 17.2 days

The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is July (12.2 days).

Average UV index in January
Biron, WI

Average UV index in January - Biron, WI
  • Average UV index in January: 1

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

Average cloud cover in January
Biron, WI

Average cloud cover in January - Biron, WI
  • Average cloud cover in January: 68

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in January
Biron, WI

Average visibility in January - Biron, WI
  • Average visibility in January: 5mi

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

Biron, Wisconsin, USA

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