December weather forecast
Knapp, WI

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Weather in December

December, the first month of the winter in Knapp, is also a subzero cold month, with an average temperature ranging between max 24.3°F (-4.3°C) and min 13.5°F (-10.3°C).

Temperature

Knapp's weather experiences a significant temperature drop with the arrival of December, falling from an icy 39.4°F (4.1°C) in November to a freezing cold 24.3°F (-4.3°C). The nights of December in Knapp anticipate an average low-temperature of 13.5°F (-10.3°C).

Humidity

In Knapp, the average relative humidity in December is 89%.

Rainfall

In Knapp, Wisconsin, in December, it is raining for 5.2 days, with typically 1.54" (39mm) of accumulated precipitation. In Knapp, during the entire year, the rain falls for 139.8 days and collects up to 27.52" (699mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Knapp, during December, snow falls for 13.9 days and regularly aggregates up to 5.35" (136mm) of snow. Throughout the year, in Knapp, there are 69.7 snowfall days, and 27.01" (686mm) of snow is accumulated.

Daylight

The month with the shortest days in Knapp is December, with an average of 8h and 48min of daylight.
On the first day of December, sunrise is at 7:26 am and sunset at 4:28 pm. On the last day of the month, sunrise is at 7:46 am and sunset at 4:37 pm CST.

Sunshine

In Knapp, Wisconsin, the average sunshine in December is 3.3h.

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 health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 1 in December, converts into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Knapp?

The average high-temperature, in December, in Knapp, is 24.3°F (-4.3°C), while the average low-temperature is 13.5°F (-10.3°C).

What is the average humidity in December in Knapp?

In Knapp, the average relative humidity in December is 89%.

How much does it rain in Knapp in December?

In December, in Knapp, the rain falls for 5.2 days. Throughout December, 1.54" (39mm) of precipitation is accumulated.

How many days does it snow in December in Knapp?

In Knapp, Wisconsin, in December, during 13.9 snowfall days, 5.35" (136mm) of snow is typically accumulated.

What is the month with the shortest days in Knapp?

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

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

The average day length in December in Knapp, Wisconsin, is 8h and 50min.

When are sunrise and sunset in December in Knapp?

In December, on the first day of the month, sunrise is at 7:26 am and sunset at 4:28 pm. On the last day of the month, in Knapp, sunrise is at 7:46 am and sunset at 4:37 pm CST.

How many hours of sunshine does Knapp have in December?

In December, the average sunshine duration is 3.3h.

When is the lowest UV index in Knapp?

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 reading in December in Knapp?

In December, the average daily maximum UV index in Knapp, Wisconsin, is 1. A UV Index of 2, and less, symbolizes a low health threat 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 December
Knapp, WI

Average temperature in December - Knapp, WI
  • Average high temperature in December: 24.3°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 (19°F).

  • Average low temperature in December: 13.5°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (5.9°F).

Average pressure in December
Knapp, WI

Average pressure in December - Knapp, WI
  • Average pressure in December: 30.1"Hg

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

Average wind speed in December
Knapp, WI

Average wind speed in December - Knapp, WI
  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is April (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in December
Knapp, WI

Average humidity in December - Knapp, WI
  • Average humidity in December: 89%

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 December
Knapp, WI

Average rainfall in December - Knapp, WI
  • Average rainfall in December: 1.54"

The wettest month (with the highest rainfall) is June (4.65").
The driest month (with the least rainfall) is January (0.83").

Average rainfall days in December
Knapp, WI

Average rainfall days in December - Knapp, WI
  • Average rainfall days in December: 5.2 days

The month with the highest number of rainy days is June (19.3 days).
The month with the least rainy days is January (3 days).

Average snowfall in December
Knapp, WI

Average snowfall in December - Knapp, WI
  • Average snowfall in December: 5.35"

The month with the highest snowfall is February (7.2").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Knapp, WI

Average snowfall days in December - Knapp, WI
  • Average snowfall days in December: 13.9 days

The month with the highest number of snowfall days is January (16 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Knapp, 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: 3h 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: 3h and 12min).

Average sunshine days in December
Knapp, WI

Average sunshine days in December - Knapp, WI
  • Average sunshine days in December: 14.9 days

The month with the most sunshine days is November (15.9 days).
The month with the least sunshine days is June (8.2 days).

Average UV index in December
Knapp, WI

Average UV index in December - Knapp, WI
  • Average UV index in December: 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 December
Knapp, WI

Average cloud cover in December - Knapp, WI
  • Average cloud cover in December: 67

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Knapp, WI

Average visibility in December - Knapp, WI
  • Average visibility in December: 5mi

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

Knapp, Wisconsin, USA

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