January weather forecast
Wilson, WI

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Weather in January

January, the same as December, in Wilson, Wisconsin, is another subzero cold winter month, with an average temperature fluctuating between 18.9°F (-7.3°C) and 5.7°F (-14.6°C).

Temperature

With average temperatures fluctuating between a high of 18.9°F (-7.3°C) and a low of 5.7°F (-14.6°C), January stands out as the 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 is January, when the rain falls for 1.6 days and typically collects 0.31" (8mm) of precipitation.

Snowfall

Months with snowfall in Wilson, Wisconsin, are January through May, October through December. In January, it is snowing for 11.9 days. Throughout January, 1.54" (39mm) of snow is accumulated. Throughout the year, there are 54.1 snowfall days, and 9.92" (252mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 15min.
On the first day of January, sunrise is at 7:46 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:14 pm CST.

Sunshine

With an average of 2.9h of sunshine, January has the least sunshine of the year in Wilson.

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 health risk from unsafe exposure to UV radiation for the ordinary person.
Note: In January, the maximum UV index of 1 transforms into these recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

Frequently asked questions

What are the coldest months in Wilson?

Wilson's temperature records reveal January as the coldest month, marked by average highs of 18.9°F (-7.3°C) and lows of 5.7°F (-14.6°C).

How cold is it in January?

An average high-temperature, in January, in Wilson, is 18.9°F (-7.3°C) and the average low-temperature is 5.7°F (-14.6°C).

What are the most humid months?

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

What is the average humidity in January?

The average relative humidity in January is 91%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 1.6 days and accumulates 0.31" (8mm) of precipitation.

How many days does it rain in January?

In Wilson, in January, it is raining for 1.6 days, with typically 0.31" (8mm) of accumulated precipitation.

How many days does it snow in January?

In Wilson, Wisconsin, in January, during 11.9 snowfall days, 1.54" (39mm) of snow is typically accumulated.

How many hours of daylight does Wilson have in January?

In Wilson, the average day length in January is 9h and 15min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:46 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:14 pm CST.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 2.9h of sunshine.

How long on average sun shines in January in Wilson?

The average sunshine duration in January is 2.9h.

When is the lowest UV index?

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

What is the UV index intensity in January?

The average daily maximum UV index in January in Wilson is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability 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
Wilson, WI

Average temperature in January - Wilson, WI
  • Average high temperature in January: 18.9°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 (18.9°F).

  • Average low temperature in January: 5.7°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (5.7°F).

Average pressure in January
Wilson, WI

Average pressure in January - Wilson, WI
  • Average pressure in January: 30.13"Hg

The months with the highest atmospheric pressure are January and February (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in January
Wilson, WI

Average wind speed in January - Wilson, WI
  • Average wind speed in January: 8.9mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

Average humidity in January
Wilson, WI

Average humidity in January - Wilson, 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 April (76%).

Average rainfall in January
Wilson, WI

Average rainfall in January - Wilson, WI
  • Average rainfall in January: 0.31"

The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is January (0.31").

Average rainfall days in January
Wilson, WI

Average rainfall days in January - Wilson, WI
  • Average rainfall days in January: 1.6 days

The month with the highest number of rainy days is June (14.8 days).
The month with the least rainy days is February (1 days).

Average snowfall in January
Wilson, WI

Average snowfall in January - Wilson, WI
  • Average snowfall in January: 1.54"

The month with the highest snowfall is February (2.99").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Wilson, WI

Average snowfall days in January - Wilson, WI
  • Average snowfall days in January: 11.9 days

The month with the highest number of snowfall days is January (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Wilson, 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 5min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).

Average sunshine days in January
Wilson, WI

Average sunshine days in January - Wilson, WI
  • Average sunshine days in January: 21 days

The month with the most sunshine days is January (21 days).
The month with the least sunshine days is June (12.6 days).

Average UV index in January
Wilson, WI

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

Average cloud cover in January
Wilson, WI

Average cloud cover in January - Wilson, WI
  • Average cloud cover in January: 70

The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in January
Wilson, WI

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

The months with the highest visibility are April, May, June, July, September, October and November (6mi).
The month with the lowest visibility is January (4mi).

Wilson, Wisconsin, USA

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