December weather forecast
New London, WI

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Weather in December

The first month of the winter, December, is also a subzero cold month in New London, Wisconsin, with an average temperature varying between 18.5°F (-7.5°C) and 27.9°F (-2.3°C).

Temperature

December weather is marked by a drop in the average high-temperature, falling from an icy 41.4°F (5.2°C) in November to a subzero cold 27.9°F (-2.3°C). Throughout the month of December, New London expects an average low of 18.5°F (-7.5°C).

Humidity

In December, the average relative humidity in New London is 86%.

Rainfall

In New London, during December, the rain falls for 5.7 days and regularly aggregates up to 1.69" (43mm) of precipitation. In New London, Wisconsin, during the entire year, the rain falls for 132 days and collects up to 25.79" (655mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In New London, in December, during 13 snowfall days, 4.53" (115mm) of snow is typically accumulated. Throughout the year, in New London, there are 57.1 snowfall days, and 24.8" (630mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of December in New London, Wisconsin, sunrise is at 7:11 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:25 pm CST.

Sunshine

In December, the average sunshine is 3.7h.

UV index

January, November and December, with an average maximum UV index of 1, are months with the lowest UV index in New London, Wisconsin. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 1 during December translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
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Frequently asked questions

How cold is December in New London?

New London in December has an average high-temperature of 27.9°F (-2.3°C) and an average low-temperature of 18.5°F (-7.5°C).

What is the average humidity in December in New London?

In December, the average relative humidity is 86%.

How much does it rain in New London in December?

In New London, during December, the rain falls for 5.7 days and regularly aggregates up to 1.69" (43mm) of precipitation.

How many days does it snow in December in New London?

In New London, Wisconsin, in December, during 13 snowfall days, 4.53" (115mm) of snow is typically accumulated.

What is the month with the shortest days in New London?

With an average of 8h and 54min of daylight, December has the shortest days of the year in New London, Wisconsin.

What is the average length of the day in December in New London?

In December, the average day length is 8h and 55min.

When are sunrise and sunset in December in New London?

On the first day of December in New London, Wisconsin, sunrise is at 7:11 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 4:25 pm CST.

How many hours of sunshine does New London have in December?

The average sunshine duration in December in New London is 3.7h.

What is the month with the lowest UV index in New London?

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

What is the UV index intensity in December in New London?

In New London, Wisconsin, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
New London, WI

Average temperature in December - New London, WI
  • Average high temperature in December: 27.9°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 (21.9°F).

  • Average low temperature in December: 18.5°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (10.6°F).

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Average pressure in December
New London, WI

Average pressure in December - New London, 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
New London, WI

Average wind speed in December - New London, WI
  • Average wind speed in December: 9.3mph

The windiest month (with the highest average wind speed) is April (9.8mph).
The calmest month (with the lowest average wind speed) is August (7mph).

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Average humidity in December
New London, WI

Average humidity in December - New London, 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
New London, WI

Average rainfall in December - New London, WI
  • Average rainfall in December: 1.69"

The wettest month (with the highest rainfall) is May (3.66").
The driest month (with the least rainfall) is January (1.18").

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Average rainfall days in December
New London, WI

Average rainfall days in December - New London, WI
  • Average rainfall days in December: 5.7 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (4 days).

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Average snowfall in December
New London, WI

Average snowfall in December - New London, WI
  • Average snowfall in December: 4.53"

The month with the highest snowfall is January (6.06").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
New London, WI

Average snowfall days in December - New London, WI
  • Average snowfall days in December: 13 days

The month with the highest number of snowfall days is December (13 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
New London, WI

Average daylight in December / Average sunshine in December - New London, 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 4min

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
New London, WI

Average sunshine days in December - New London, WI
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is April (11.7 days).

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Average UV index in December
New London, WI

Average UV index in December - New London, 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
New London, WI

Average cloud cover in December - New London, 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
New London, WI

Average visibility in December - New London, WI
  • Average visibility in December: 5mi

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

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New London, Wisconsin, USA

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