January weather forecast
Greenbush, WI

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Weather in January

January, the same as December, in Greenbush, Wisconsin, is another subzero cold winter month, with temperature in the range of an average low of 13.8°F (-10.1°C) and an average high of 23.9°F (-4.5°C).

Temperature

Greenbush's coldest temperatures are experienced in January, with average high temperatures of 23.9°F (-4.5°C) and lows of 13.8°F (-10.1°C).

Humidity

The months with the highest humidity in Greenbush are January and February, with an average relative humidity of 87%.

Rainfall

In Greenbush, Wisconsin, during January, the rain falls for 4.6 days and regularly aggregates up to 1.38" (35mm) of precipitation. Throughout the year, in Greenbush, there are 146 rainfall days, and 29.17" (741mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. January is the month with the most snowfall in Greenbush. Snow falls for 13.4 days and accumulates 4.49" (114mm) of snow.

Daylight

The average length of the day in January in Greenbush is 9h and 22min.
On the first day of January, sunrise is at 7:26 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:01 pm CST.

Sunshine

In January, the average sunshine is 3.6h.

UV index

The months with the lowest UV index in Greenbush are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In January, the average maximum UV index of 1 translates into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest in Greenbush?

Greenbush reaches its average lowest temperatures in January, measuring 23.9°F (-4.5°C) at the peak and 13.8°F (-10.1°C) at the lowest.

How cold is it in Greenbush in January?

During January, Greenbush experiences an average high-temperature of 23.9°F (-4.5°C) and a low-temperature of 13.8°F (-10.1°C).

What are the most humid months in Greenbush?

The months with the highest humidity are January and February, with an average relative humidity of 87%.

What is the average humidity in January in Greenbush?

The average relative humidity in January in Greenbush is 87%.

How many days does it rain in January in Greenbush?

In Greenbush, in January, it is raining for 4.6 days, with typically 1.38" (35mm) of accumulated precipitation.

What is the snowiest month in Greenbush?

The month with the most snowfall in Greenbush, Wisconsin, is January, when snow falls for 13.4 days and typically aggregates up to 4.49" (114mm) of snow.

How many days does it snow in January in Greenbush?

In January, in Greenbush, it is snowing for 13.4 days. Throughout January, 4.49" (114mm) of snow is accumulated.

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

In Greenbush, Wisconsin, the average day length in January is 9h and 22min.

What time are sunrise and sunset in January in Greenbush?

On the first day of January in Greenbush, Wisconsin, sunrise is at 7:26 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 5:01 pm CST.

How many hours of sunshine does Greenbush have in January?

In January, the average sunshine duration in Greenbush is 3.6h.

When is the lowest UV index in Greenbush?

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

How high is the UV index in January in Greenbush?

In January, the average daily maximum UV index in Greenbush is 1. A UV Index estimate of 2, and below, represents a low health risk 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
Greenbush, WI

Average temperature in January - Greenbush, WI
  • Average high temperature in January: 23.9°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 (23.9°F).

  • Average low temperature in January: 13.8°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (13.8°F).

Average pressure in January
Greenbush, WI

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

The months with the highest atmospheric pressure are January, February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Greenbush, WI

Average wind speed in January - Greenbush, WI
  • Average wind speed in January: 11.2mph

The windiest month (with the highest average wind speed) is January (11.2mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).

Average humidity in January
Greenbush, WI

Average humidity in January - Greenbush, WI
  • Average humidity in January: 87%

The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is April (77%).

Average rainfall in January
Greenbush, WI

Average rainfall in January - Greenbush, WI
  • Average rainfall in January: 1.38"

The wettest month (with the highest rainfall) is May (3.58").
The driest month (with the least rainfall) is February (1.3").

Average rainfall days in January
Greenbush, WI

Average rainfall days in January - Greenbush, WI
  • Average rainfall days in January: 4.6 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in January
Greenbush, WI

Average snowfall in January - Greenbush, WI
  • Average snowfall in January: 4.49"

The month with the highest snowfall is January (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Greenbush, WI

Average snowfall days in January - Greenbush, WI
  • Average snowfall days in January: 13.4 days

The month with the highest number of snowfall days is January (13.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Greenbush, WI
  • Average daylight in January: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in January: 3h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).

Average sunshine days in January
Greenbush, WI

Average sunshine days in January - Greenbush, WI
  • Average sunshine days in January: 13.3 days

The month with the most sunshine days is December (15.8 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in January
Greenbush, WI

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

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

Average cloud cover in January
Greenbush, WI

Average cloud cover in January - Greenbush, WI
  • Average cloud cover in January: 64

The month with the most cloud cover is January (Cloud cover 64).
The months with the least cloud cover are July and August (Cloud cover 30).

Average visibility in January
Greenbush, WI

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

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

Greenbush, Wisconsin, USA

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