January weather forecast
Hales Corners, WI

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Weather in January

January, like December, is another subzero cold winter month in Hales Corners, Wisconsin, with an average temperature fluctuating between 16°F (-8.9°C) and 26.1°F (-3.3°C).

Temperature

With average high and low temperatures of 26.1°F (-3.3°C) and 16°F (-8.9°C) respectively, January is Hales Corners's coldest month.

Humidity

With an average relative humidity of 85%, January is the most humid month.

Rainfall

In Hales Corners, in January, it is raining for 3.7 days, with typically 0.94" (24mm) of accumulated precipitation. In Hales Corners, during the entire year, the rain falls for 129 days and collects up to 20.35" (517mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. January is the month with the most snowfall. Snow falls for 13 days and accumulates 3.23" (82mm) of snow.

Daylight

In Hales Corners, the average length of the day in January is 9h and 27min.
On the first day of the month, sunrise is at 7:23 am and sunset at 4:28 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:02 pm CST.

Sunshine

The month with the least sunshine is January, with an average of 3.6h 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 low health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum UV index of 1 during January translates into these guidelines:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.

Frequently asked questions

What part of the year is the coldest?

With average temperatures fluctuating between a high of 26.1°F (-3.3°C) and a low of 16°F (-8.9°C), January stands out as the coldest month in Hales Corners.

How cold is January?

The average high-temperature, in January, in Hales Corners, is 26.1°F (-3.3°C), while the average low-temperature is 16°F (-8.9°C).

What is the most humid month in Hales Corners?

The most humid month is January, with an average relative humidity of 85%.

What is the average humidity in January?

The average relative humidity in January in Hales Corners is 85%.

How many days does it rain in January?

In Hales Corners, during January, the rain falls for 3.7 days and regularly aggregates up to 0.94" (24mm) of precipitation.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 13 days and typically aggregates up to 3.23" (82mm) of snow.

How much does it snow in Hales Corners in January?

In Hales Corners, in January, during 13 snowfall days, 3.23" (82mm) of snow is typically accumulated.

How many hours of daylight does Hales Corners have in January?

The average day length in January in Hales Corners is 9h and 27min.

When are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:23 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:02 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.6h of sunshine.

How long on average sun shines in January?

In January, the average sunshine duration is 3.6h.

What is the month with the lowest UV index?

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

What is the UV index reading in January?

In Hales Corners, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes 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
Hales Corners, WI

Average temperature in January - Hales Corners, WI
  • Average high temperature in January: 26.1°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (26.1°F).

  • Average low temperature in January: 16°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (16°F).

Average pressure in January
Hales Corners, WI

Average pressure in January - Hales Corners, WI
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Hales Corners, WI

Average wind speed in January - Hales Corners, WI
  • Average wind speed in January: 11.1mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest months (with the lowest average wind speed) are July and August (7mph).

Average humidity in January
Hales Corners, WI

Average humidity in January - Hales Corners, WI
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is October (75%).

Average rainfall in January
Hales Corners, WI

Average rainfall in January - Hales Corners, WI
  • Average rainfall in January: 0.94"

The wettest month (with the highest rainfall) is July (2.6").
The driest month (with the least rainfall) is December (0.79").

Average rainfall days in January
Hales Corners, WI

Average rainfall days in January - Hales Corners, WI
  • Average rainfall days in January: 3.7 days

The month with the highest number of rainy days is July (16.7 days).
The month with the least rainy days is February (3.2 days).

Average snowfall in January
Hales Corners, WI

Average snowfall in January - Hales Corners, WI
  • Average snowfall in January: 3.23"

The month with the highest snowfall is January (3.23").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Hales Corners, WI

Average snowfall days in January - Hales Corners, WI
  • Average snowfall days in January: 13 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Hales Corners, WI

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

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 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in January
Hales Corners, WI

Average sunshine days in January - Hales Corners, WI
  • Average sunshine days in January: 14.8 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in January
Hales Corners, WI

Average UV index in January - Hales Corners, WI
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in January
Hales Corners, WI

Average cloud cover in January - Hales Corners, WI
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in January
Hales Corners, WI

Average visibility in January - Hales Corners, WI
  • Average visibility in January: 6mi

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

Hales Corners, Wisconsin, USA

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