January weather forecast
Birnamwood, WI

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Weather in January

January, the same as December, in Birnamwood, Wisconsin, is a freezing cold winter month, with an average temperature fluctuating between 8.2°F (-13.2°C) and 19.8°F (-6.8°C).

Temperature

Birnamwood's January weather, marked by an average high temperature of 19.8°F (-6.8°C) and an average low temperature of 8.2°F (-13.2°C), is the coldest in the year.

Humidity

January and February, with an average relative humidity of 91%, are the most humid months.

Rainfall

The month with the least rainfall is January, when the rain falls for 3.2 days and typically collects 0.43" (11mm) of precipitation.

Snowfall

Months with snowfall in Birnamwood are January through May, October through December. The month with the most snowfall is January, when snow falls for 15.2 days and typically aggregates up to 2.17" (55mm) of snow.

Daylight

In Birnamwood, the average length of the day in January is 9h and 15min.
On the first day of January in Birnamwood, Wisconsin, sunrise is at 7:34 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 5:02 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 2.8h of sunshine.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 1 in January suggests the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What are the coldest months in Birnamwood?

In Birnamwood, the lowest temperatures are generally noted in January, averaging a high of 19.8°F (-6.8°C) and a low of 8.2°F (-13.2°C).

How cold is it in Birnamwood in January?

In January, the average high-temperature and low-temperature are 19.8°F (-6.8°C) and 8.2°F (-13.2°C) respectively.

What are the most humid months in Birnamwood?

The months with the highest humidity in Birnamwood, Wisconsin, are January and February, with an average relative humidity of 91%.

What is the average humidity in January in Birnamwood?

The average relative humidity in January is 91%.

What is the driest month in Birnamwood?

January is the month with the least rainfall in Birnamwood, Wisconsin. Rain falls for 3.2 days and accumulates 0.43" (11mm) of precipitation.

How many days does it rain in January in Birnamwood?

In Birnamwood, during January, the rain falls for 3.2 days and regularly aggregates up to 0.43" (11mm) of precipitation.

What is the snowiest month in Birnamwood?

January is the month with the most snowfall. Snow falls for 15.2 days and accumulates 2.17" (55mm) of snow.

How many days does it snow in January in Birnamwood?

In Birnamwood, Wisconsin, in January, snow falls for 15.2 days, with typically accumulated 2.17" (55mm) of snow.

How many hours of daylight does Birnamwood have in January?

The average day length in January is 9h and 15min.

When is the sunrise / sunset in January in Birnamwood?

In January, on the first day of the month, sunrise is at 7:34 am and sunset at 4:25 pm. On the last day of the month, in Birnamwood, sunrise is at 7:17 am and sunset at 5:02 pm CST.

What is the month with the least sunshine in Birnamwood?

January has the least sunshine of the year in Birnamwood, Wisconsin, with an average of 2.8h of sunshine.

How many hours of sunshine does Birnamwood have in January?

In January, the average sunshine duration is 2.8h.

When is the lowest UV index in Birnamwood?

The months with the lowest UV index in Birnamwood, Wisconsin, are January, February and December, with an average maximum UV index of 1.

What is the UV index reading in January in Birnamwood?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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
Birnamwood, WI

Average temperature in January - Birnamwood, WI
  • Average high temperature in January: 19.8°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (19.8°F).

  • Average low temperature in January: 8.2°F

The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

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Average pressure in January
Birnamwood, WI

Average pressure in January - Birnamwood, WI
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

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Average wind speed in January
Birnamwood, WI

Average wind speed in January - Birnamwood, WI
  • Average wind speed in January: 9.1mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (7mph).

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Average humidity in January
Birnamwood, WI

Average humidity in January - Birnamwood, WI
  • Average humidity in January: 91%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in January
Birnamwood, WI

Average rainfall in January - Birnamwood, WI
  • Average rainfall in January: 0.43"

The wettest months (with the highest rainfall) are May and June (1.46").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in January
Birnamwood, WI

Average rainfall days in January - Birnamwood, WI
  • Average rainfall days in January: 3.2 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is February (2.9 days).

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Average snowfall in January
Birnamwood, WI

Average snowfall in January - Birnamwood, WI
  • Average snowfall in January: 2.17"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Birnamwood, WI

Average snowfall days in January - Birnamwood, WI
  • Average snowfall days in January: 15.2 days

The month with the highest number of snowfall days is January (15.2 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
Birnamwood, WI

Average daylight in January / Average sunshine in January - Birnamwood, WI
  • Average daylight in January: 9h and 1min

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 48min).

  • Average sunshine in January: 2h and 5min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in January
Birnamwood, WI

Average sunshine days in January - Birnamwood, WI
  • Average sunshine days in January: 17.9 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is April (13.4 days).

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Average UV index in January
Birnamwood, WI

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

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Average cloud cover in January
Birnamwood, WI

Average cloud cover in January - Birnamwood, WI
  • Average cloud cover in January: 72

The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in January
Birnamwood, WI

Average visibility in January - Birnamwood, 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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Birnamwood, Wisconsin, USA

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