January weather forecast
New London, WI

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Weather in January

January, like December, is another subzero cold winter month in New London, Wisconsin, with an average temperature varying between 10.6°F (-11.9°C) and 21.9°F (-5.6°C).

Temperature

New London experiences its lowest temperatures in January, with an average peak of 21.9°F (-5.6°C) and a low of 10.6°F (-11.9°C).

Humidity

January is the most humid month, with an average relative humidity of 89%.

Rainfall

The month with the least rainfall is January, when the rain falls for 4 days and typically collects 1.18" (30mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is January, when snow falls for 12.9 days and typically aggregates up to 6.06" (154mm) of snow.

Daylight

In New London, the average length of the day in January is 9h and 18min.
On the first day of the month, sunrise is at 7:30 am and sunset at 4:25 pm. On the last day of January, sunrise is at 7:14 am and sunset at 5:02 pm CST.

Sunshine

With an average of 3.5h of sunshine, January has the least sunshine of the year in New London.

UV index

The months with the lowest UV index are January, November and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 1 during January translates into the following guidance:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

New London's January weather, with an average high temperature of 21.9°F (-5.6°C) and an average low temperature of 10.6°F (-11.9°C), tends to be the coldest of the year.

How cold is it in New London in January?

The average high-temperature, in January, in New London, is 21.9°F (-5.6°C), while the average low-temperature is 10.6°F (-11.9°C).

What is the most humid month?

January is the most humid month, with an average relative humidity of 89%.

What is the average humidity in January?

In January, the average relative humidity is 89%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 4 days and typically collects 1.18" (30mm) of precipitation.

How much does it rain in January?

In New London, in January, during 4 rainfall days, 1.18" (30mm) of precipitation is typically accumulated.

When does it snow the most?

The month with the most snowfall is January, when snow falls for 12.9 days and typically aggregates up to 6.06" (154mm) of snow.

How many days does it snow in January?

In New London, in January, snow falls for 12.9 days, with typically accumulated 6.06" (154mm) of snow.

How many hours of daylight does New London have in January?

In New London, the average day length in January is 9h and 18min.

When are sunrise and sunset in January in New London?

In January, on the first day of the month, sunrise is at 7:30 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:02 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 3.5h of sunshine.

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

In January, the average sunshine duration is 3.5h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

In New London, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to 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 January
New London, WI

Average temperature in January - New London, WI
  • Average high temperature in January: 21.9°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 January: 10.6°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).

Average pressure in January
New London, WI

Average pressure in January - New London, WI
  • Average pressure in January: 30.09"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).

Average wind speed in January
New London, WI

Average wind speed in January - New London, WI
  • Average wind speed in January: 9.6mph

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).

Average humidity in January
New London, WI

Average humidity in January - New London, WI
  • Average humidity in January: 89%

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

Average rainfall in January
New London, WI

Average rainfall in January - New London, WI
  • Average rainfall in January: 1.18"

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

Average rainfall days in January
New London, WI

Average rainfall days in January - New London, WI
  • Average rainfall days in January: 4 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).

Average snowfall in January
New London, WI

Average snowfall in January - New London, WI
  • Average snowfall in January: 6.06"

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

Average snowfall days in January
New London, WI

Average snowfall days in January - New London, WI
  • Average snowfall days in January: 12.9 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).

Average daylight in January /
Average sunshine in January
New London, WI

Average daylight in January / Average sunshine in January - New London, WI
  • Average daylight in January: 9h and 2min

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 January: 3h and 3min

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).

Average sunshine days in January
New London, WI

Average sunshine days in January - New London, WI
  • Average sunshine days in January: 16.5 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).

Average UV index in January
New London, WI

Average UV index in January - New London, WI
  • Average UV index in January: 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).

Average cloud cover in January
New London, WI

Average cloud cover in January - New London, WI
  • Average cloud cover in January: 63

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

Average visibility in January
New London, WI

Average visibility in January - New London, WI
  • Average visibility in January: 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).

New London, Wisconsin, USA

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