January weather forecastSilverton, NJ

January

Weather in January

January, the same as December, is another cold winter month in Silverton, New Jersey, with an average temperature fluctuating between 38.8°F (3.8°C) and 29.1°F (-1.6°C).

Temperature

Silverton's coldest month, January, generally records average temperatures ranging from a high of 38.8°F (3.8°C) to a low of 29.1°F (-1.6°C).

Humidity

January, March and November, with an average relative humidity of 74%, are the least humid months.

Rainfall

The month with the least rainfall is January, when the rain falls for 7 days and typically collects 0.94" (24mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. January is the month with the most snowfall. Snow falls for 4.4 days and accumulates 0.91" (23mm) of snow.

Daylight

In January, the average length of the day is 9h and 43min.
On the first day of January in Silverton, sunrise is at 7:18 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:13 pm EST.

Sunshine

In January, the average sunshine is 5.2h.

UV index

January, February, 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 the ordinary person.
Note: In January, the UV index of 2 transforms into the following advice:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

With average high temperatures of 38.8°F (3.8°C) and lows of 29.1°F (-1.6°C), January is the coldest month.

In January, in Silverton, the average high-temperature is 38.8°F (3.8°C), and the average low-temperature is 29.1°F (-1.6°C).

The months with the lowest humidity are January, March and November, with an average relative humidity of 74%.

In Silverton, New Jersey, the average relative humidity in January is 74%.

The month with the least rainfall is January, when the rain falls for 7 days and typically collects 0.94" (24mm) of precipitation.

In Silverton, in January, during 7 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

January is the month with the most snowfall. Snow falls for 4.4 days and accumulates 0.91" (23mm) of snow.

In January, it is snowing for 4.4 days. Throughout January, 0.91" (23mm) of snow is accumulated.

The average day length in January is 9h and 43min.

In January, on the first day of the month, sunrise is at 7:18 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 5:13 pm EST.

The average sunshine duration in January is 5.2h.

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

The average daily maximum UV index in January is 2. A UV Index reading of 2, and below, represents a low health threat from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Silverton, NJ

  • Average high temperature in January: 38.8°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in January: 29.1°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in January
Silverton, 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
Silverton, NJ

  • Average wind speed in January: 12.2mph

The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (8mph).

Average humidity in January
Silverton, NJ

  • Average humidity in January: 74%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March and November (74%).

Average rainfall in January
Silverton, NJ

  • Average rainfall in January: 0.94"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (0.94").

Average rainfall days in January
Silverton, NJ

  • Average rainfall days in January: 7 days

The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is January (7 days).

Average snowfall in January
Silverton, NJ

  • Average snowfall in January: 0.91"

The month with the highest snowfall is January (0.91").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
Silverton, NJ

  • Average snowfall days in January: 4.4 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

  • Average daylight in January: 9h and 42min

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 12min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in January
Silverton, NJ

  • Average sunshine days in January: 20.2 days

The month with the most sunshine days is January (20.2 days).
The month with the least sunshine days is July (11.9 days).

Average UV index in January
Silverton, 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, November and December (UV index 2).

Average cloud cover in January
Silverton, NJ

  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 28).

Average visibility in January
Silverton, 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).