December weather forecast
Leopolis, WI

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Weather in December

The first month of the winter, December, is still a freezing cold month in Leopolis, Wisconsin, with temperature in the range of an average low of 18.1°F (-7.7°C) and an average high of 27.3°F (-2.6°C).

Temperature

The onset of December is marked by a decrease in temperature, transitioning from a cold 40.5°F (4.7°C) in November to a subzero cold 27.3°F (-2.6°C). In Leopolis, December nights witness a steady temperature drop to 18.1°F (-7.7°C).

Humidity

The average relative humidity in December is 86%.

Rainfall

In Leopolis, in December, it is raining for 4.7 days, with typically 1.1" (28mm) of accumulated precipitation. In Leopolis, during the entire year, the rain falls for 122.7 days and collects up to 19.72" (501mm) of precipitation.

Snowfall

Months with snowfall in Leopolis are January through May, October through December. In Leopolis, during December, snow falls for 10.6 days and regularly aggregates up to 3.07" (78mm) of snow. In Leopolis, during the entire year, snow falls for 51.8 days and aggregates up to 17.28" (439mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 7:13 am and sunset at 4:16 pm. On the last day of December, sunrise is at 7:32 am and sunset at 4:24 pm CST.

Sunshine

The average sunshine in December in Leopolis is 3.8h.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high daily UV index of 1 during December translates into the following directions:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
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Frequently asked questions

How cold is it in Leopolis in December?

The high-temperature in Leopolis, Wisconsin, during December is 27.3°F (-2.6°C) and the low-temperature is 18.1°F (-7.7°C).

What is the average humidity in December in Leopolis?

The average relative humidity in December in Leopolis, Wisconsin, is 86%.

How many days does it rain in December in Leopolis?

In Leopolis, Wisconsin, in December, during 4.7 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

How much does it snow in Leopolis in December?

In Leopolis, Wisconsin, during December, snow falls for 10.6 days and regularly aggregates up to 3.07" (78mm) of snow.

What is the month with the shortest days in Leopolis?

The month with the shortest days in Leopolis is December, with an average of 8h and 54min of daylight.

How many hours of daylight does Leopolis have in December?

The average day length in December in Leopolis is 8h and 52min.

When are sunrise and sunset in December in Leopolis?

In December, on the first day of the month, sunrise is at 7:13 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:24 pm CST.

How long on average sun shines in December in Leopolis?

In Leopolis, the average sunshine duration in December is 3.8h.

What is the month with the lowest UV index in Leopolis?

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

How high is the UV index in December in Leopolis?

In December, the average daily maximum UV index in Leopolis is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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 December
Leopolis, WI

Average temperature in December - Leopolis, WI
  • Average high temperature in December: 27.3°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 (21.7°F).

  • Average low temperature in December: 18.1°F

The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

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Average pressure in December
Leopolis, WI

Average pressure in December - Leopolis, WI
  • Average pressure in December: 30.08"Hg

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

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Average wind speed in December
Leopolis, WI

Average wind speed in December - Leopolis, WI
  • Average wind speed in December: 9mph

The windiest month (with the highest average wind speed) is April (9.6mph).
The calmest month (with the lowest average wind speed) is August (6.9mph).

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Average humidity in December
Leopolis, WI

Average humidity in December - Leopolis, WI
  • Average humidity in December: 86%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in December
Leopolis, WI

Average rainfall in December - Leopolis, WI
  • Average rainfall in December: 1.1"

The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is January (0.79").

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Average rainfall days in December
Leopolis, WI

Average rainfall days in December - Leopolis, WI
  • Average rainfall days in December: 4.7 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is January (3.5 days).

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Average snowfall in December
Leopolis, WI

Average snowfall in December - Leopolis, WI
  • Average snowfall in December: 3.07"

The month with the highest snowfall is February (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Leopolis, WI

Average snowfall days in December - Leopolis, WI
  • Average snowfall days in December: 10.6 days

The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Leopolis, WI

Average daylight in December / Average sunshine in December - Leopolis, WI
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

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Average sunshine days in December
Leopolis, WI

Average sunshine days in December - Leopolis, WI
  • Average sunshine days in December: 18.1 days

The month with the most sunshine days is January (18.5 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in December
Leopolis, WI

Average UV index in December - Leopolis, WI
  • Average UV index in December: 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, November and December (UV index 1).

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Average cloud cover in December
Leopolis, WI

Average cloud cover in December - Leopolis, WI
  • Average cloud cover in December: 62

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 33).

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Average visibility in December
Leopolis, WI

Average visibility in December - Leopolis, WI
  • Average visibility in December: 6mi

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

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Leopolis, Wisconsin, USA

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