January weather forecast
Monroe, WI

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Weather in January

January, the same as December, in Monroe, Wisconsin, is another subzero cold winter month, with temperature in the range of an average low of 12.2°F (-11°C) and an average high of 24.6°F (-4.1°C).

Temperature

January is the coldest month, with the temperature often reaching an average high of 24.6°F (-4.1°C) and an average low of 12.2°F (-11°C).

Humidity

With an average relative humidity of 88%, January is the most humid month.

Rainfall

January is the month with the least rainfall. Rain falls for 6.3 days and accumulates 1.5" (38mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall in Monroe. In Monroe, during January, snow falls for 15.3 days and regularly aggregates up to 5.98" (152mm) of snow. Throughout the year, in Monroe, Wisconsin, there are 59.7 snowfall days, and 24.09" (612mm) of snow is accumulated.

Daylight

In January, the average length of the day in Monroe is 9h and 29min.
On the first day of January, sunrise is at 7:28 am and sunset at 4:35 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:10 pm CST.

Sunshine

The months with the least sunshine are January and February, with an average of 3.5h of sunshine.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A typical high UV index of 1 in January suggests the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Attention! Nearly twice the Sun's UV radiation 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 part of the year is the coldest in Monroe?

Temperature readings in Monroe, Wisconsin, reach their annual highs in January, averaging 24.6°F (-4.1°C) and a minimum average of 12.2°F (-11°C).

How cold is it in Monroe in January?

In January, in Monroe, the average high-temperature is 24.6°F (-4.1°C), and the average low-temperature is 12.2°F (-11°C).

What is the most humid month in Monroe?

With an average relative humidity of 88%, January is the most humid month.

What is the average humidity in January in Monroe?

The average relative humidity in January in Monroe, Wisconsin, is 88%.

What is the driest month in Monroe?

January is the month with the least rainfall in Monroe, Wisconsin. Rain falls for 6.3 days and accumulates 1.5" (38mm) of precipitation.

How many days does it rain in January in Monroe?

In Monroe, Wisconsin, in January, it is raining for 6.3 days, with typically 1.5" (38mm) of accumulated precipitation.

How much does it snow in Monroe in January?

In Monroe, Wisconsin, in January, snow falls for 15.3 days, with typically accumulated 5.98" (152mm) of snow.

How many hours of daylight does Monroe have in January?

The average day length in January is 9h and 29min.

What time are sunrise and sunset in January in Monroe?

In January, on the first day of the month, sunrise is at 7:28 am and sunset at 4:35 pm. On the last day of the month, in Monroe, Wisconsin, sunrise is at 7:13 am and sunset at 5:10 pm CST.

What are the months with the least sunshine in Monroe?

January and February, with an average of 3.5h of sunshine, are months with the least sunshine.

How many hours of sunshine does Monroe have in January?

In Monroe, Wisconsin, the average sunshine duration in January is 3.5h.

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

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

What is the UV index reading in January in Monroe?

In January, the average daily maximum UV index in Monroe, Wisconsin, is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Monroe, WI

Average temperature in January - Monroe, WI
  • Average high temperature in January: 24.6°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.6°F).

  • Average low temperature in January: 12.2°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (12.2°F).

Average pressure in January
Monroe, WI

Average pressure in January - Monroe, WI
  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Monroe, WI

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

The windiest month (with the highest average wind speed) is April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in January
Monroe, WI

Average humidity in January - Monroe, WI
  • Average humidity in January: 88%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is October (76%).

Average rainfall in January
Monroe, WI

Average rainfall in January - Monroe, WI
  • Average rainfall in January: 1.5"

The wettest month (with the highest rainfall) is June (4.61").
The driest month (with the least rainfall) is January (1.5").

Average rainfall days in January
Monroe, WI

Average rainfall days in January - Monroe, WI
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in January
Monroe, WI

Average snowfall in January - Monroe, WI
  • Average snowfall in January: 5.98"

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

Average snowfall days in January
Monroe, WI

Average snowfall days in January - Monroe, 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
Monroe, WI

Average daylight in January / Average sunshine in January - Monroe, WI
  • Average daylight in January: 9h and 3min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in January: 3h and 3min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 3h and 30min).

Average sunshine days in January
Monroe, WI

Average sunshine days in January - Monroe, WI
  • Average sunshine days in January: 12.6 days

The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is June (8.6 days).

Average UV index in January
Monroe, WI

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

Average cloud cover in January
Monroe, WI

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

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in January
Monroe, WI

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

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

Monroe, Wisconsin, USA

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