December weather forecast
Weston, WI

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Weather in December

The first month of the winter, December, is still a freezing cold month in Weston, Wisconsin, with an average temperature fluctuating between 24.8°F (-4°C) and 15.4°F (-9.2°C).

Temperature

The commencement of December indicates a shift in the average high-temperature, receding from November's icy 38.3°F (3.5°C) to a subzero cold 24.8°F (-4°C). During December, Weston witnesses a consistent average low-temperature of 15.4°F (-9.2°C).

Humidity

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

Rainfall

In Weston, during December, the rain falls for 4.6 days and regularly aggregates up to 0.59" (15mm) of precipitation. In Weston, Wisconsin, during the entire year, the rain falls for 103 days and collects up to 11.02" (280mm) of precipitation.

Snowfall

Months with snowfall in Weston are January through May, October through December. In Weston, in December, during 12.7 snowfall days, 1.85" (47mm) of snow is typically accumulated. In Weston, Wisconsin, during the entire year, snow falls for 68.7 days and aggregates up to 11.18" (284mm) of snow.

Daylight

With an average of 8h and 54min of daylight, December has the shortest days of the year in Weston.
On the first day of the month, sunrise is at 7:16 am and sunset at 4:18 pm. On the last day of December, in Weston, sunrise is at 7:35 am and sunset at 4:27 pm CST.

Sunshine

In Weston, Wisconsin, the average sunshine in December is 3.1h.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

How cold is December in Weston?

December temperatures in Weston vary between a high-temperature of 24.8°F (-4°C) and a low-temperature of 15.4°F (-9.2°C).

What is the average humidity in December in Weston?

The average relative humidity in December in Weston, Wisconsin, is 89%.

How many days does it rain in December in Weston?

In Weston, in December, it is raining for 4.6 days, with typically 0.59" (15mm) of accumulated precipitation.

How many days does it snow in December in Weston?

In December, in Weston, Wisconsin, it is snowing for 12.7 days. Throughout December, 1.85" (47mm) of snow is accumulated.

What is the month with the shortest days in Weston?

December has the shortest days of the year in Weston, with an average of 8h and 54min of daylight.

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

In Weston, Wisconsin, the average day length in December is 8h and 51min.

When are sunrise and sunset in December in Weston?

In December, on the first day of the month, sunrise is at 7:16 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:27 pm CST.

How many hours of sunshine does Weston have in December?

The average sunshine duration in December in Weston is 3.1h.

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

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

What is the UV index intensity in December in Weston?

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

Average temperature in December - Weston, WI
  • Average high temperature in December: 24.8°F

The warmest month (with the highest average high temperature) is July (77.2°F).
The month with the lowest average high temperature is January (19.8°F).

  • Average low temperature in December: 15.4°F

The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (8.2°F).

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Average pressure in December
Weston, WI

Average pressure in December - Weston, 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 (29.91"Hg).

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Average wind speed in December
Weston, WI

Average wind speed in December - Weston, WI
  • Average wind speed in December: 8.8mph

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (7mph).

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Average humidity in December
Weston, WI

Average humidity in December - Weston, 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%).

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Average rainfall in December
Weston, WI

Average rainfall in December - Weston, WI
  • Average rainfall in December: 0.59"

The wettest months (with the highest rainfall) are May and June (1.46").
The driest month (with the least rainfall) is January (0.43").

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Average rainfall days in December
Weston, WI

Average rainfall days in December - Weston, WI
  • Average rainfall days in December: 4.6 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is February (2.9 days).

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Average snowfall in December
Weston, WI

Average snowfall in December - Weston, WI
  • Average snowfall in December: 1.85"

The month with the highest snowfall is January (2.17").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Weston, WI

Average snowfall days in December - Weston, WI
  • Average snowfall days in December: 12.7 days

The month with the highest number of snowfall days is January (15.2 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
Weston, WI

Average daylight in December / Average sunshine in December - Weston, 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 1min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

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Average sunshine days in December
Weston, WI

Average sunshine days in December - Weston, WI
  • Average sunshine days in December: 17.5 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is April (13.4 days).

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Average UV index in December
Weston, WI

Average UV index in December - Weston, 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 and December (UV index 1).

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Average cloud cover in December
Weston, WI

Average cloud cover in December - Weston, WI
  • Average cloud cover in December: 69

The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in December
Weston, WI

Average visibility in December - Weston, 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, February, March, July, August, September and December (5mi).

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Weston, Wisconsin, USA

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