January weather forecast
Big Flats, WI

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Weather in January

January, like December, is another subzero cold winter month in Big Flats, Wisconsin, with temperature in the range of an average low of 9.9°F (-12.3°C) and an average high of 21.7°F (-5.7°C).

Temperature

Big Flats, Wisconsin, experiences its lowest temperatures in January, with an average peak of 21.7°F (-5.7°C) and a low of 9.9°F (-12.3°C).

Humidity

January is the most humid month in Big Flats, with an average relative humidity of 89%.

Rainfall

In Big Flats, during January, the rain falls for 3.9 days and regularly aggregates up to 1.06" (27mm) of precipitation. In Big Flats, during the entire year, the rain falls for 129.4 days and collects up to 26.3" (668mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. January is the month with the most snowfall in Big Flats. Snow falls for 12.8 days and accumulates 4.96" (126mm) of snow.

Daylight

In Big Flats, Wisconsin, the average length of the day in January is 9h and 20min.
On the first day of January, sunrise is at 7:34 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:07 pm CST.

Sunshine

With an average of 3.2h of sunshine, January has the least sunshine of the year in Big Flats, Wisconsin.

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 value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 1 during January translates into the following guidance:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the coldest time of year in Big Flats?

January brings the lowest temperatures, with an average high of 21.7°F (-5.7°C) and an average low of 9.9°F (-12.3°C).

How cold is January in Big Flats?

Big Flats in January has an average high-temperature of 21.7°F (-5.7°C) and an average low-temperature of 9.9°F (-12.3°C).

What is the most humid month in Big Flats?

January is the most humid month, with an average relative humidity of 89%.

What is the average humidity in January in Big Flats?

In January, the average relative humidity is 89%.

How much does it rain in Big Flats in January?

In Big Flats, in January, it is raining for 3.9 days, with typically 1.06" (27mm) of accumulated precipitation.

What is the snowiest month in Big Flats?

January is the month with the most snowfall. Snow falls for 12.8 days and accumulates 4.96" (126mm) of snow.

How many days does it snow in January in Big Flats?

In Big Flats, during January, snow falls for 12.8 days and regularly aggregates up to 4.96" (126mm) of snow.

How many hours of daylight does Big Flats have in January?

In January, the average day length in Big Flats is 9h and 20min.

What time are sunrise and sunset in January in Big Flats?

On the first day of January in Big Flats, sunrise is at 7:34 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:07 pm CST.

What is the month with the least sunshine in Big Flats?

January has the least sunshine of the year in Big Flats, Wisconsin, with an average of 3.2h of sunshine.

How many hours of sunshine does Big Flats have in January?

In Big Flats, the average sunshine duration in January is 3.2h.

What is the month with the lowest UV index in Big Flats?

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

What is the UV index intensity in January in Big Flats?

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

Average temperature in January - Big Flats, WI
  • Average high temperature in January: 21.7°F

The warmest month (with the highest average high temperature) is July (78.8°F).
The month with the lowest average high temperature is January (21.7°F).

  • Average low temperature in January: 9.9°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (9.9°F).

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Average pressure in January
Big Flats, WI

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

The months with the highest atmospheric pressure are January and February (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in January
Big Flats, WI

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

The windiest month (with the highest average wind speed) is April (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).

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Average humidity in January
Big Flats, WI

Average humidity in January - Big Flats, WI
  • Average humidity in January: 89%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (75%).

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Average rainfall in January
Big Flats, WI

Average rainfall in January - Big Flats, WI
  • Average rainfall in January: 1.06"

The wettest month (with the highest rainfall) is June (3.5").
The driest month (with the least rainfall) is February (0.98").

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Average rainfall days in January
Big Flats, WI

Average rainfall days in January - Big Flats, WI
  • Average rainfall days in January: 3.9 days

The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is January (3.9 days).

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Average snowfall in January
Big Flats, WI

Average snowfall in January - Big Flats, WI
  • Average snowfall in January: 4.96"

The month with the highest snowfall is January (4.96").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Big Flats, WI

Average snowfall days in January - Big Flats, WI
  • Average snowfall days in January: 12.8 days

The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Big Flats, WI

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

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in January: 3h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).

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Average sunshine days in January
Big Flats, WI

Average sunshine days in January - Big Flats, WI
  • Average sunshine days in January: 15.3 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is May (12.3 days).

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Average UV index in January
Big Flats, WI

Average UV index in January - Big Flats, 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).

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Average cloud cover in January
Big Flats, WI

Average cloud cover in January - Big Flats, WI
  • Average cloud cover in January: 67

The month with the most cloud cover is January (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 33).

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Average visibility in January
Big Flats, WI

Average visibility in January - Big Flats, WI
  • Average visibility in January: 5mi

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

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Big Flats, Wisconsin, USA

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