January weather forecast
Wertheins Corner, NJ

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Weather in January

January, like December, in Wertheins Corner, New Jersey, is an icy winter month, with temperature in the range of an average low of 28.9°F (-1.7°C) and an average high of 38.3°F (3.5°C).

Temperature

In Wertheins Corner, the lowest temperatures are generally noted in January, averaging a high of 38.3°F (3.5°C) and a low of 28.9°F (-1.7°C).

Humidity

The average relative humidity in January is 74%.

Rainfall

The month with the least rainfall is January, when the rain falls for 6.9 days and typically collects 0.55" (14mm) of precipitation.

Snowfall

January through March, October and December are months with snowfall. In January, it is snowing for 4.2 days. Throughout January, 0.28" (7mm) of snow is accumulated. Throughout the year, there are 14.6 snowfall days, and 1.38" (35mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 41min.
On the first day of January in Wertheins Corner, sunrise is at 7:18 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:12 pm EST.

Sunshine

In January, the average sunshine is 5.1h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 2 in January, converts into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Enhance your sun protection with tightly woven, yet airy clothing. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Jul 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

Wertheins Corner's January weather, marked by an average high temperature of 38.3°F (3.5°C) and an average low temperature of 28.9°F (-1.7°C), is the coldest in the year.

Is January cold?

The average high-temperature, in January, in Wertheins Corner, is 38.3°F (3.5°C), while the average low-temperature is 28.9°F (-1.7°C).

What is the average humidity in January?

In Wertheins Corner, the average relative humidity in January is 74%.

What is the driest month?

January is the month with the least rainfall. Rain falls for 6.9 days and accumulates 0.55" (14mm) of precipitation.

How much does it rain in January?

In Wertheins Corner, in January, during 6.9 rainfall days, 0.55" (14mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Wertheins Corner, during January, snow falls for 4.2 days and regularly aggregates up to 0.28" (7mm) of snow.

How many hours of daylight does Wertheins Corner have in January?

In Wertheins Corner, the average day length in January is 9h and 41min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:18 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:12 pm EST.

How many hours of sunshine does Wertheins Corner have in January?

In January, the average sunshine duration is 5.1h.

When is the lowest UV index in Wertheins Corner?

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2.

What is the UV index reading in January?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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 January
Wertheins Corner, NJ

Average temperature in January - Wertheins Corner, NJ
  • Average high temperature in January: 38.3°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in January: 28.9°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

Average pressure in January
Wertheins Corner, NJ

Average pressure in January - Wertheins Corner, NJ
  • Average pressure in January: 30.06"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in January
Wertheins Corner, NJ

Average wind speed in January - Wertheins Corner, NJ
  • Average wind speed in January: 12.6mph

The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in January
Wertheins Corner, NJ

Average humidity in January - Wertheins Corner, NJ
  • Average humidity in January: 74%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is November (73%).

Average rainfall in January
Wertheins Corner, NJ

Average rainfall in January - Wertheins Corner, NJ
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is July (1.38").
The driest month (with the least rainfall) is January (0.55").

Average rainfall days in January
Wertheins Corner, NJ

Average rainfall days in January - Wertheins Corner, NJ
  • Average rainfall days in January: 6.9 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is November (6.8 days).

Average snowfall in January
Wertheins Corner, NJ

Average snowfall in January - Wertheins Corner, NJ
  • Average snowfall in January: 0.28"

The month with the highest snowfall is December (0.47").
The months with the least snowfall are April, May, June, July, August, September and November (0").

Average snowfall days in January
Wertheins Corner, NJ

Average snowfall days in January - Wertheins Corner, NJ
  • Average snowfall days in January: 4.2 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Wertheins Corner, NJ

Average daylight in January / Average sunshine in January - Wertheins Corner, NJ
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in January
Wertheins Corner, NJ

Average sunshine days in January - Wertheins Corner, NJ
  • Average sunshine days in January: 21.4 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in January
Wertheins Corner, NJ

Average UV index in January - Wertheins Corner, NJ
  • Average UV index in January: 2

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in January
Wertheins Corner, NJ

Average cloud cover in January - Wertheins Corner, NJ
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

Average visibility in January
Wertheins Corner, NJ

Average visibility in January - Wertheins Corner, NJ
  • Average visibility in January: 6mi

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

Wertheins Corner, New Jersey, USA

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