January weather forecast
Berlin, WI

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Weather in January

January, the same as December, in Berlin, Wisconsin, is another subzero cold winter month, with an average temperature varying between 10.6°F (-11.9°C) and 22.1°F (-5.5°C).

Temperature

January, on average, is the coldest month, registering a high temperature of 22.1°F (-5.5°C) and a low of 10.6°F (-11.9°C).

Humidity

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

Rainfall

The month with the least rainfall in Berlin, Wisconsin, is January, when the rain falls for 4.3 days and typically collects 1.26" (32mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Berlin, in January, during 15.3 snowfall days, 5.55" (141mm) of snow is typically accumulated. In Berlin, during the entire year, snow falls for 61.3 days and aggregates up to 24.37" (619mm) of snow.

Daylight

In Berlin, Wisconsin, the average length of the day in January is 9h and 21min.
On the first day of the month, sunrise is at 7:30 am and sunset at 4:28 pm. On the last day of January, in Berlin, Wisconsin, sunrise is at 7:14 am and sunset at 5:04 pm CST.

Sunshine

The month with the least sunshine in Berlin is January, with an average of 3.3h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Berlin. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily high UV index of 1 in January leads to these guidelines:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
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 Berlin?

Berlin's coldest month, January, generally records average temperatures ranging from a high of 22.1°F (-5.5°C) to a low of 10.6°F (-11.9°C).

How cold is it in Berlin in January?

The high-temperature in Berlin, Wisconsin, during January is 22.1°F (-5.5°C) and the low-temperature is 10.6°F (-11.9°C).

What is the most humid month in Berlin?

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

What is the average humidity in January in Berlin?

The average relative humidity in January in Berlin, Wisconsin, is 89%.

What is the driest month in Berlin?

January is the month with the least rainfall. Rain falls for 4.3 days and accumulates 1.26" (32mm) of precipitation.

How many days does it rain in January in Berlin?

In Berlin, Wisconsin, in January, during 4.3 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

How much does it snow in Berlin in January?

In Berlin, Wisconsin, in January, snow falls for 15.3 days, with typically accumulated 5.55" (141mm) of snow.

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

In January, the average day length is 9h and 21min.

When are sunrise and sunset in January in Berlin?

On the first day of January in Berlin, sunrise is at 7:30 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:04 pm CST.

What is the month with the least sunshine in Berlin?

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

How long on average sun shines in January in Berlin?

In Berlin, Wisconsin, the average sunshine duration in January is 3.3h.

What are the months with the lowest UV index in Berlin?

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

What is the UV index intensity in January in Berlin?

In Berlin, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to 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
Berlin, WI

Average temperature in January - Berlin, WI
  • Average high temperature in January: 22.1°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 (22.1°F).

  • Average low temperature in January: 10.6°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 (10.6°F).

Average pressure in January
Berlin, WI

Average pressure in January - Berlin, 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
Berlin, WI

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

The windiest month (with the highest average wind speed) is April (10mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in January
Berlin, WI

Average humidity in January - Berlin, 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 (75%).

Average rainfall in January
Berlin, WI

Average rainfall in January - Berlin, WI
  • Average rainfall in January: 1.26"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is January (1.26").

Average rainfall days in January
Berlin, WI

Average rainfall days in January - Berlin, WI
  • Average rainfall days in January: 4.3 days

The month with the highest number of rainy days is May (16.7 days).
The month with the least rainy days is February (3.8 days).

Average snowfall in January
Berlin, WI

Average snowfall in January - Berlin, WI
  • Average snowfall in January: 5.55"

The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Berlin, WI

Average snowfall days in January - Berlin, WI
  • Average snowfall days in January: 15.3 days

The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Berlin, 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
Berlin, WI

Average sunshine days in January - Berlin, WI
  • Average sunshine days in January: 13.6 days

The month with the most sunshine days is September (16.5 days).
The months with the least sunshine days are June and July (11.3 days).

Average UV index in January
Berlin, WI

Average UV index in January - Berlin, 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).

Average cloud cover in January
Berlin, WI

Average cloud cover in January - Berlin, WI
  • Average cloud cover in January: 65

The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 34).

Average visibility in January
Berlin, WI

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

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

Berlin, Wisconsin, USA

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