January weather forecast
Green Lake, WI

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Weather in January

January, the same as December, in Green Lake, Wisconsin, is a freezing cold winter month, with temperature in the range of an average high of 22.5°F (-5.3°C) and an average low of 10.4°F (-12°C).

Temperature

With average high temperatures of 22.5°F (-5.3°C) and lows of 10.4°F (-12°C), January is the coldest month.

Humidity

With an average relative humidity of 89%, January is the most humid month.

Rainfall

The month with the least rainfall is January, when the rain falls for 5.2 days and typically collects 1.3" (33mm) of precipitation.

Snowfall

Months with snowfall in Green Lake are January through May, October through December. In Green Lake, Wisconsin, in January, during 15.6 snowfall days, 5.39" (137mm) of snow is typically accumulated. Throughout the year, there are 61.6 snowfall days, and 23.39" (594mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 22min.
On the first day of January in Green Lake, sunrise is at 7:29 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:04 pm CST.

Sunshine

With an average of 3.3h of sunshine, January has the least sunshine of the year in Green Lake, Wisconsin.

UV index

The months with the lowest UV index in Green Lake are January, February and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum UV index of 1 during January leads to these instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Green Lake?

January is the coldest month in Green Lake, exhibiting average temperatures of 22.5°F (-5.3°C) at the peak and 10.4°F (-12°C) at the base.

How cold is it in Green Lake in January?

The high-temperature, in January, in Green Lake, is 22.5°F (-5.3°C), while the low-temperature averages to 10.4°F (-12°C).

What is the most humid month in Green Lake?

January is the most humid month in Green Lake, with an average relative humidity of 89%.

What is the average humidity in January in Green Lake?

The average relative humidity in January is 89%.

What is the driest month in Green Lake?

January is the month with the least rainfall. Rain falls for 5.2 days and accumulates 1.3" (33mm) of precipitation.

How many days does it rain in January in Green Lake?

In January, the rain falls for 5.2 days. Throughout January, 1.3" (33mm) of precipitation is accumulated.

How many days does it snow in January in Green Lake?

In Green Lake, Wisconsin, during January, snow falls for 15.6 days and regularly aggregates up to 5.39" (137mm) of snow.

How many hours of daylight does Green Lake have in January?

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

What time are sunrise and sunset in January in Green Lake?

In January, on the first day of the month, sunrise is at 7:29 am and sunset at 4:28 pm. On the last day of the month, in Green Lake, sunrise is at 7:13 am and sunset at 5:04 pm CST.

What is the month with the least sunshine in Green Lake?

January has the least sunshine of the year in Green Lake, Wisconsin, with an average of 3.3h of sunshine.

How many hours of sunshine does Green Lake have in January?

The average sunshine duration in January in Green Lake is 3.3h.

What are the months with the lowest UV index in Green Lake?

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

What is the UV index reading in January in Green Lake?

In January, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a low health threat from exposure to the Sun's UV radiation.
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
Green Lake, WI

Average temperature in January - Green Lake, WI
  • Average high temperature in January: 22.5°F

The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (22.5°F).

  • Average low temperature in January: 10.4°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (10.4°F).

Average pressure in January
Green Lake, WI

Average pressure in January - Green Lake, WI
  • Average pressure in January: 30.1"Hg

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

Average wind speed in January
Green Lake, WI

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

The windiest month (with the highest average wind speed) is April (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

Average humidity in January
Green Lake, WI

Average humidity in January - Green Lake, WI
  • Average humidity in January: 89%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).

Average rainfall in January
Green Lake, WI

Average rainfall in January - Green Lake, WI
  • Average rainfall in January: 1.3"

The wettest month (with the highest rainfall) is June (3.5").
The driest month (with the least rainfall) is January (1.3").

Average rainfall days in January
Green Lake, WI

Average rainfall days in January - Green Lake, WI
  • Average rainfall days in January: 5.2 days

The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is February (4.5 days).

Average snowfall in January
Green Lake, WI

Average snowfall in January - Green Lake, WI
  • Average snowfall in January: 5.39"

The month with the highest snowfall is February (5.98").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Green Lake, WI

Average snowfall days in January - Green Lake, WI
  • Average snowfall days in January: 15.6 days

The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Green Lake, WI

Average daylight in January / Average sunshine in January - Green Lake, 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 2min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

Average sunshine days in January
Green Lake, WI

Average sunshine days in January - Green Lake, WI
  • Average sunshine days in January: 13.6 days

The month with the most sunshine days is September (16.6 days).
The month with the least sunshine days is April (11 days).

Average UV index in January
Green Lake, WI

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

Average cloud cover in January
Green Lake, WI

Average cloud cover in January - Green Lake, WI
  • Average cloud cover in January: 65

The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in January
Green Lake, WI

Average visibility in January - Green Lake, WI
  • Average visibility in January: 5mi

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

Green Lake, Wisconsin, USA

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