January weather forecast
Berlin, NJ

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Weather in January

January, like December, in Berlin, New Jersey, is another cold winter month, with temperature in the range of an average low of 26.1°F (-3.3°C) and an average high of 37.9°F (3.3°C).

Temperature

With average high temperatures of 37.9°F (3.3°C) and lows of 26.1°F (-3.3°C), January is the coldest month.

Humidity

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

Rainfall

The months with the least rainfall in Berlin, New Jersey, are January and September Rain falls for 6.5 days and accumulates 0.67" (17mm) of rain.

Snowfall

January through March, May, November and December are months with snowfall in Berlin. In Berlin, New Jersey, in January, snow falls for 3.5 days, with typically accumulated 0.91" (23mm) of snow. In Berlin, New Jersey, during the entire year, snow falls for 11.4 days and aggregates up to 3.11" (79mm) of snow.

Daylight

In January, the average length of the day is 9h and 44min.
On the first day of January in Berlin, New Jersey, sunrise is at 7:20 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:17 pm EST.

Sunshine

In Berlin, the average sunshine in January is 5.1h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during January leads to these instructions:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Berlin?

Berlin's January weather, with an average high temperature of 37.9°F (3.3°C) and an average low temperature of 26.1°F (-3.3°C), tends to be the coldest of the year.

How cold is January in Berlin?

The average high-temperature and low-temperature in Berlin, New Jersey, during January are 37.9°F (3.3°C) and 26.1°F (-3.3°C) respectively.

What is the average humidity in January in Berlin?

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

What is the driest month in Berlin?

The months with the least rainfall in Berlin are January and September Rain falls for 6.5 days and accumulates 0.67" (17mm) of rain.

How much does it rain in Berlin in January?

In Berlin, New Jersey, in January, it is raining for 6.5 days, with typically 0.67" (17mm) of accumulated precipitation.

How many days does it snow in January in Berlin?

In January, in Berlin, New Jersey, it is snowing for 3.5 days. Throughout January, 0.91" (23mm) of snow is accumulated.

What is the average length of the day in January in Berlin?

The average day length in January in Berlin, New Jersey, is 9h and 44min.

When is the sunrise / sunset in January in Berlin?

In January, on the first day of the month, sunrise is at 7:20 am and sunset at 4:45 pm. On the last day of the month, in Berlin, New Jersey, sunrise is at 7:08 am and sunset at 5:17 pm EST.

How long on average sun shines in January in Berlin?

In January, the average sunshine duration is 5.1h.

When is the lowest UV index in Berlin?

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

How high is the UV index in January in Berlin?

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 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
Berlin, NJ

Average temperature in January - Berlin, NJ
  • Average high temperature in January: 37.9°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in January
Berlin, NJ

Average pressure in January - Berlin, NJ
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Berlin, NJ

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

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in January
Berlin, NJ

Average humidity in January - Berlin, NJ
  • Average humidity in January: 74%

The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (71%).

Average rainfall in January
Berlin, NJ

Average rainfall in January - Berlin, NJ
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is August (1.38").
The driest months (with the least rainfall) are January and September (0.67").

Average rainfall days in January
Berlin, NJ

Average rainfall days in January - Berlin, NJ
  • Average rainfall days in January: 6.5 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in January
Berlin, NJ

Average snowfall in January - Berlin, NJ
  • Average snowfall in January: 0.91"

The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days in January
Berlin, NJ

Average snowfall days in January - Berlin, NJ
  • Average snowfall days in January: 3.5 days

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in January
Berlin, NJ

Average sunshine days in January - Berlin, NJ
  • Average sunshine days in January: 20.8 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in January
Berlin, NJ

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

The months with the highest UV index are May, 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
Berlin, NJ

Average cloud cover in January - Berlin, NJ
  • Average cloud cover in January: 44

The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in January
Berlin, NJ

Average visibility in January - Berlin, 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).

Berlin, New Jersey, USA

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