January weather forecast
Vliettown, NJ

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Weather in January

January, like December, in Vliettown, New Jersey, is a wintry winter month, with an average temperature fluctuating between 22.3°F (-5.4°C) and 35.1°F (1.7°C).

Temperature

Vliettown's temperature records reveal January as the coldest month, marked by average highs of 35.1°F (1.7°C) and lows of 22.3°F (-5.4°C).

Humidity

In January, the average relative humidity is 77%.

Rainfall

In Vliettown, in January, it is raining for 8.9 days, with typically 2.24" (57mm) of accumulated precipitation. In Vliettown, New Jersey, during the entire year, the rain falls for 162.6 days and collects up to 33.11" (841mm) of precipitation.

Snowfall

Months with snowfall in Vliettown are January through May, October through December. In January, in Vliettown, it is snowing for 8.3 days. Throughout January, 2.91" (74mm) of snow is accumulated. Throughout the year, in Vliettown, New Jersey, there are 28.5 snowfall days, and 14.49" (368mm) of snow is accumulated.

Daylight

In Vliettown, New Jersey, the average length of the day in January is 9h and 39min.
On the first day of the month, sunrise is at 7:22 am and sunset at 4:41 pm. On the last day of January, sunrise is at 7:09 am and sunset at 5:14 pm EST.

Sunshine

The average sunshine in January is 5h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 2 in January translates into this advice:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Vliettown?

January is Vliettown's coldest month, registering average high temperatures of 35.1°F (1.7°C) and lows of 22.3°F (-5.4°C).

How cold is it in Vliettown in January?

The average high-temperature and low-temperature during January are 35.1°F (1.7°C) and 22.3°F (-5.4°C) respectively.

What is the average humidity in January in Vliettown?

In January, the average relative humidity in Vliettown, New Jersey, is 77%.

How much does it rain in Vliettown in January?

In Vliettown, during January, the rain falls for 8.9 days and regularly aggregates up to 2.24" (57mm) of precipitation.

How much does it snow in Vliettown in January?

In Vliettown, New Jersey, during January, snow falls for 8.3 days and regularly aggregates up to 2.91" (74mm) of snow.

How many hours of daylight does Vliettown have in January?

The average day length in January in Vliettown is 9h and 39min.

When is the sunrise / sunset in January in Vliettown?

In January, on the first day of the month, sunrise is at 7:22 am and sunset at 4:41 pm. On the last day of the month, in Vliettown, sunrise is at 7:09 am and sunset at 5:14 pm EST.

How many hours of sunshine does Vliettown have in January?

The average sunshine duration in January in Vliettown is 5h.

What are the months with the lowest UV index in Vliettown?

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

What is the UV index intensity in January in Vliettown?

In Vliettown, New Jersey, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Vliettown, NJ

Average temperature in January - Vliettown, NJ
  • Average high temperature in January: 35.1°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in January: 22.3°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average pressure in January
Vliettown, NJ

Average pressure in January - Vliettown, NJ
  • Average pressure in January: 30.07"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
Vliettown, NJ

Average wind speed in January - Vliettown, NJ
  • Average wind speed in January: 8.1mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in January
Vliettown, NJ

Average humidity in January - Vliettown, NJ
  • Average humidity in January: 77%

The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall in January
Vliettown, NJ

Average rainfall in January - Vliettown, NJ
  • Average rainfall in January: 2.24"

The wettest month (with the highest rainfall) is December (3.39").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in January
Vliettown, NJ

Average rainfall days in January - Vliettown, NJ
  • Average rainfall days in January: 8.9 days

The months with the highest number of rainy days are May and July (17.3 days).
The month with the least rainy days is January (8.9 days).

Average snowfall in January
Vliettown, NJ

Average snowfall in January - Vliettown, NJ
  • Average snowfall in January: 2.91"

The month with the highest snowfall is March (4.49").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Vliettown, NJ

Average snowfall days in January - Vliettown, NJ
  • Average snowfall days in January: 8.3 days

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Vliettown, NJ

Average daylight in January / Average sunshine in January - Vliettown, 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 18min).

  • Average sunshine in January: 5h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in January
Vliettown, NJ

Average sunshine days in January - Vliettown, NJ
  • Average sunshine days in January: 17 days

The month with the most sunshine days is November (17.6 days).
The month with the least sunshine days is May (11.4 days).

Average UV index in January
Vliettown, NJ

Average UV index in January - Vliettown, NJ
  • Average UV index in January: 2

The months with the highest UV index are June and July (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
Vliettown, NJ

Average cloud cover in January - Vliettown, NJ
  • Average cloud cover in January: 46

The months with the most cloud cover are February and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in January
Vliettown, NJ

Average visibility in January - Vliettown, NJ
  • Average visibility in January: 6mi

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

Vliettown, New Jersey, USA

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