December weather forecast
Catawba, WI

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Weather in December

The first month of the winter, December, is also a subzero cold month in Catawba, Wisconsin, with an average temperature fluctuating between 23°F (-5°C) and 13.5°F (-10.3°C).

Temperature

During Catawba's transition into December, the average high-temperature lessens, moving from a cold 36.1°F (2.3°C) in November to a freezing cold 23°F (-5°C). Throughout the month of December, Catawba witnesses an average low-temperature of 13.5°F (-10.3°C).

Humidity

In Catawba, the average relative humidity in December is 91%.

Rainfall

In December, in Catawba, the rain falls for 5.3 days. Throughout December, 1.38" (35mm) of precipitation is accumulated. In Catawba, Wisconsin, during the entire year, the rain falls for 133.3 days and collects up to 23.27" (591mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, in Catawba, it is snowing for 20.9 days. Throughout December, 7.17" (182mm) of snow is accumulated. Throughout the year, there are 108 snowfall days, and 42.76" (1086mm) of snow is accumulated.

Daylight

December has the shortest days of the year in Catawba, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:20 pm. On the last day of December, sunrise is at 7:42 am and sunset at 4:28 pm CST.

Sunshine

The average sunshine in December is 2.4h.

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 of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 1 in December translates into these instructions:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
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Frequently asked questions

How cold is December in Catawba?

The high-temperature, in December, in Catawba, records 23°F (-5°C), while the low-temperature is 13.5°F (-10.3°C).

What is the average humidity in December in Catawba?

In December, the average relative humidity is 91%.

How many days does it rain in December in Catawba?

In Catawba, Wisconsin, in December, it is raining for 5.3 days, with typically 1.38" (35mm) of accumulated precipitation.

How many days does it snow in December in Catawba?

In December, in Catawba, Wisconsin, it is snowing for 20.9 days. Throughout December, 7.17" (182mm) of snow is accumulated.

What is the month with the shortest days in Catawba?

December has the shortest days of the year in Catawba, Wisconsin, with an average of 8h and 48min of daylight.

What is the average length of the day in December in Catawba?

In December, the average day length in Catawba, Wisconsin, is 8h and 46min.

When is the sunrise / sunset in December in Catawba?

On the first day of December in Catawba, Wisconsin, sunrise is at 7:22 am and sunset at 4:20 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 4:28 pm CST.

How many hours of sunshine does Catawba have in December?

The average sunshine duration in December in Catawba, Wisconsin, is 2.4h.

When is the lowest UV index in Catawba?

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 reading in December in Catawba?

In Catawba, the average daily maximum UV index in December is 1. A UV Index reading of 2, and below, represents a low health threat 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
Catawba, WI

Average temperature in December - Catawba, WI
  • Average high temperature in December: 23°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 (18.1°F).

  • Average low temperature in December: 13.5°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 (5.9°F).

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Average pressure in December
Catawba, WI

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

The month with the highest atmospheric pressure is February (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).

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Average wind speed in December
Catawba, WI

Average wind speed in December - Catawba, WI
  • Average wind speed in December: 8.3mph

The windiest months (with the highest average wind speed) are January, April and November (8.6mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in December
Catawba, WI

Average humidity in December - Catawba, WI
  • Average humidity in December: 91%

The month with the highest relative humidity is January (93%).
The month with the lowest relative humidity is May (73%).

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Average rainfall in December
Catawba, WI

Average rainfall in December - Catawba, WI
  • Average rainfall in December: 1.38"

The wettest month (with the highest rainfall) is June (2.99").
The driest month (with the least rainfall) is January (1.06").

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Average rainfall days in December
Catawba, WI

Average rainfall days in December - Catawba, WI
  • Average rainfall days in December: 5.3 days

The month with the highest number of rainy days is June (16.9 days).
The months with the least rainy days are January and February (3.3 days).

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Average snowfall in December
Catawba, WI

Average snowfall in December - Catawba, WI
  • Average snowfall in December: 7.17"

The month with the highest snowfall is February (8.15").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Catawba, WI

Average snowfall days in December - Catawba, WI
  • Average snowfall days in December: 20.9 days

The month with the highest number of snowfall days is January (23.7 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
Catawba, WI

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

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 December: 2h and 2min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The months with the least sunshine are January and February (Average sunshine: 2h and 12min).

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Average sunshine days in December
Catawba, WI

Average sunshine days in December - Catawba, WI
  • Average sunshine days in December: 9 days

The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is January (7.5 days).

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Average UV index in December
Catawba, WI

Average UV index in December - Catawba, WI
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average cloud cover in December
Catawba, WI

Average cloud cover in December - Catawba, WI
  • Average cloud cover in December: 77

The months with the most cloud cover are January and February (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 38).

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Average visibility in December
Catawba, WI

Average visibility in December - Catawba, WI
  • Average visibility in December: 4mi

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

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Catawba, Wisconsin, USA

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