January weather forecast
Walworth, WI

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Weather in January

January, like December, is a freezing cold winter month in Walworth, Wisconsin, with an average temperature varying between 12.9°F (-10.6°C) and 24.8°F (-4°C).

Temperature

January is the coldest month, with the temperature often reaching an average high of 24.8°F (-4°C) and an average low of 12.9°F (-10.6°C).

Humidity

January is the most humid month in Walworth, Wisconsin, with an average relative humidity of 87%.

Rainfall

January and December are months with the least rain when the rain falls for 3.8 days and typically aggregates up to 0.79" (20mm) of rain.

Snowfall

January through April, October through December are months with snowfall in Walworth. The month with the most snowfall is January, when snow falls for 13.4 days and typically aggregates up to 3.35" (85mm) of snow.

Daylight

The average length of the day in January in Walworth is 9h and 29min.
On the first day of January, sunrise is at 7:24 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:06 pm CST.

Sunshine

The month with the least sunshine in Walworth is January, with an average of 3.5h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In January, the maximum UV index of 1 suggests these recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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 Walworth?

January, with its average high-temperature of 24.8°F (-4°C) and an average low-temperature of 12.9°F (-10.6°C), holds the record as the coldest month in Walworth, Wisconsin.

How cold is January in Walworth?

In January, in Walworth, the average high-temperature is 24.8°F (-4°C), and the average low-temperature is 12.9°F (-10.6°C).

What is the most humid month in Walworth?

January is the most humid month in Walworth, with an average relative humidity of 87%.

What is the average humidity in January in Walworth?

The average relative humidity in January is 87%.

What is the driest month in Walworth?

The months with the least rainfall are January and December Rain falls for 3.8 days and accumulates 0.79" (20mm) of rain.

How much does it rain in Walworth in January?

In Walworth, in January, it is raining for 3.8 days, with typically 0.79" (20mm) of accumulated precipitation.

When does it snow the most in Walworth?

January is the month with the most snowfall. Snow falls for 13.4 days and accumulates 3.35" (85mm) of snow.

How many days does it snow in January in Walworth?

In Walworth, during January, snow falls for 13.4 days and regularly aggregates up to 3.35" (85mm) of snow.

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

In January, the average day length in Walworth is 9h and 29min.

When are sunrise and sunset in January in Walworth?

On the first day of January in Walworth, sunrise is at 7:24 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:06 pm CST.

What is the month with the least sunshine in Walworth?

With an average of 3.5h of sunshine, January has the least sunshine of the year.

How many hours of sunshine does Walworth have in January?

The average sunshine duration in January in Walworth, Wisconsin, is 3.5h.

When is the lowest UV index in Walworth?

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

How high is the UV index in January in Walworth?

The average daily maximum UV index in January in Walworth, Wisconsin, is 1. A UV Index value of 2, and less, symbolizes a low health risk from 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
Walworth, WI

Average temperature in January - Walworth, WI
  • Average high temperature in January: 24.8°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 (24.8°F).

  • Average low temperature in January: 12.9°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

Average pressure in January
Walworth, WI

Average pressure in January - Walworth, WI
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Walworth, WI

Average wind speed in January - Walworth, WI
  • Average wind speed in January: 9.6mph

The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).

Average humidity in January
Walworth, WI

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

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

Average rainfall in January
Walworth, WI

Average rainfall in January - Walworth, WI
  • Average rainfall in January: 0.79"

The wettest month (with the highest rainfall) is July (2.56").
The driest months (with the least rainfall) are January and December (0.79").

Average rainfall days in January
Walworth, WI

Average rainfall days in January - Walworth, WI
  • Average rainfall days in January: 3.8 days

The month with the highest number of rainy days is July (17.4 days).
The months with the least rainy days are January and February (3.8 days).

Average snowfall in January
Walworth, WI

Average snowfall in January - Walworth, WI
  • Average snowfall in January: 3.35"

The month with the highest snowfall is January (3.35").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Walworth, WI

Average snowfall days in January - Walworth, 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
Walworth, WI

Average daylight in January / Average sunshine in January - Walworth, 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 months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in January
Walworth, WI

Average sunshine days in January - Walworth, WI
  • Average sunshine days in January: 16.3 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in January
Walworth, WI

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

Average cloud cover in January
Walworth, WI

Average cloud cover in January - Walworth, 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, August and September (Cloud cover 35).

Average visibility in January
Walworth, WI

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

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

Walworth, Wisconsin, USA

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