January weather forecast
Harshaw, WI

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Weather in January

January, like December, is a freezing cold winter month in Harshaw, Wisconsin, with an average temperature ranging between min 7.7°F (-13.5°C) and max 18.9°F (-7.3°C).

Temperature

With average high and low temperatures of 18.9°F (-7.3°C) and 7.7°F (-13.5°C) respectively, January is Harshaw's coldest month.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 91%.

Rainfall

The month with the least rainfall in Harshaw is January, when the rain falls for 2.9 days and typically collects 1.02" (26mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Harshaw, in January, snow falls for 21.7 days, with typically accumulated 7.32" (186mm) of snow. In Harshaw, during the entire year, snow falls for 101.3 days and aggregates up to 45.47" (1155mm) of snow.

Daylight

In Harshaw, the average length of the day in January is 9h and 10min.
On the first day of January, sunrise is at 7:39 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 5:02 pm CST.

Sunshine

January has the least sunshine of the year in Harshaw, with an average of 2.1h of sunshine.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 1 during January leads to these advisories:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

January, characterized by an average high temperature of 18.9°F (-7.3°C) and a low temperature of 7.7°F (-13.5°C), is generally the coldest month.

How cold is January?

The average high-temperature and low-temperature during January are 18.9°F (-7.3°C) and 7.7°F (-13.5°C) respectively.

What is the most humid month?

January and February, with an average relative humidity of 91%, are most humid months.

What is the average humidity in January?

In Harshaw, the average relative humidity in January is 91%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 2.9 days and typically collects 1.02" (26mm) of precipitation.

How many days does it rain in January?

In Harshaw, in January, it is raining for 2.9 days, with typically 1.02" (26mm) of accumulated precipitation.

How much does it snow in January?

In Harshaw, in January, during 21.7 snowfall days, 7.32" (186mm) of snow is typically accumulated.

How many hours of daylight does Harshaw have in January?

In Harshaw, the average day length in January is 9h and 10min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:39 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:21 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 2.1h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 2.1h.

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

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

What is the UV index intensity in January?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Harshaw, WI

Average temperature in January - Harshaw, WI
  • Average high temperature in January: 18.9°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (18.9°F).

  • Average low temperature in January: 7.7°F

The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (7.7°F).

Average pressure in January
Harshaw, WI

Average pressure in January - Harshaw, WI
  • Average pressure in January: 30.08"Hg

The months with the highest atmospheric pressure are February and March (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Harshaw, WI

Average wind speed in January - Harshaw, WI
  • Average wind speed in January: 8.3mph

The windiest months (with the highest average wind speed) are April and November (8.5mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in January
Harshaw, WI

Average humidity in January - Harshaw, WI
  • Average humidity in January: 91%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (72%).

Average rainfall in January
Harshaw, WI

Average rainfall in January - Harshaw, WI
  • Average rainfall in January: 1.02"

The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is January (1.02").

Average rainfall days in January
Harshaw, WI

Average rainfall days in January - Harshaw, WI
  • Average rainfall days in January: 2.9 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in January
Harshaw, WI

Average snowfall in January - Harshaw, WI
  • Average snowfall in January: 7.32"

The month with the highest snowfall is December (8.58").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Harshaw, WI

Average snowfall days in January - Harshaw, WI
  • Average snowfall days in January: 21.7 days

The month with the highest number of snowfall days is January (21.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Harshaw, WI
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in January: 2h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).

Average sunshine days in January
Harshaw, WI

Average sunshine days in January - Harshaw, WI
  • Average sunshine days in January: 11.3 days

The month with the most sunshine days is October (14.3 days).
The month with the least sunshine days is February (10.3 days).

Average UV index in January
Harshaw, WI

Average UV index in January - Harshaw, WI
  • Average UV index in January: 1

The months with the highest UV index are 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
Harshaw, WI

Average cloud cover in January - Harshaw, WI
  • Average cloud cover in January: 81

The months with the most cloud cover are January and February (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 39).

Average visibility in January
Harshaw, WI

Average visibility in January - Harshaw, WI
  • Average visibility in January: 4mi

The months with the highest visibility are May and June (6mi).
The months with the lowest visibility are January and February (4mi).

Harshaw, Wisconsin, USA

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