January weather forecast
East Brunswick, NJ

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Weather in January

Moving into the new year, East Brunswick, New Jersey confronts the chilliest days with high temperatures barely crossing 37°F (2.8°C) and lows dipping to 25°F (-3.9°C). January's landscape remains frosted, frequently waking up to white mornings. High relative humidity makes the cold air feel denser, intensifying the potential chill factor. This is not a month for light clothing, serious winter attire safeguards against frostbite and hypothermia. Winter activities bloom under the clear skies, but safety remains paramount on snowed-in streets and highways.

Temperature

With average high and low temperatures of 37°F (2.8°C) and 25°F (-3.9°C) respectively, January is East Brunswick's coldest month.

Humidity

In East Brunswick, the average relative humidity in January is 75%.

Rainfall

In East Brunswick, during January, the rain falls for 4.8 days and regularly aggregates up to 0.43" (11mm) of precipitation. Throughout the year, there are 92.9 rainfall days, and 7.32" (186mm) of precipitation is accumulated.

Snowfall

January through March, November and December are months with snowfall. In East Brunswick, in January, during 3.3 snowfall days, 0.28" (7mm) of snow is typically accumulated. Throughout the year, there are 12.7 snowfall days, and 1.5" (38mm) of snow is accumulated.

Daylight

The average length of the day in January in East Brunswick, New Jersey, is 9h and 41min.
On the first day of January in East Brunswick, sunrise is at 7:20 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:13 pm EST.

Sunshine

In East Brunswick, the average sunshine in January is 5.1h.

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 low health risk from exposure to the Sun's UV radiation for average individuals.
Note: In January, a daily UV index of 2 turns into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.

Frequently asked questions

What month is the coldest?

In East Brunswick, the average lowest temperatures are observed in January, with a high of 37°F (2.8°C) and a low of 25°F (-3.9°C).

How cold is it in January?

In January, in East Brunswick, the average high-temperature is 37°F (2.8°C), and the average low-temperature is 25°F (-3.9°C).

What is the average humidity in January?

The average relative humidity in January is 75%.

How much does it rain in East Brunswick in January?

In January, the rain falls for 4.8 days. Throughout January, 0.43" (11mm) of precipitation is accumulated.

How much does it snow in January?

In East Brunswick, during January, snow falls for 3.3 days and regularly aggregates up to 0.28" (7mm) of snow.

What is the average length of the day in January?

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

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:20 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:13 pm EST.

How long on average sun shines in January?

The average sunshine duration in January is 5.1h.

When is the lowest UV index?

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

What is the UV index reading in January?

In East Brunswick, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
East Brunswick, NJ

Average temperature in January - East Brunswick, NJ
  • Average high temperature in January: 37°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in January: 25°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in January
East Brunswick, NJ

Average pressure in January - East Brunswick, 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
East Brunswick, NJ

Average wind speed in January - East Brunswick, NJ
  • Average wind speed in January: 9.1mph

The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in January
East Brunswick, NJ

Average humidity in January - East Brunswick, NJ
  • Average humidity in January: 75%

The months with the highest relative humidity are February, May, October and December (77%).
The months with the lowest relative humidity are April and August (73%).

Average rainfall in January
East Brunswick, NJ

Average rainfall in January - East Brunswick, NJ
  • Average rainfall in January: 0.43"

The wettest month (with the highest rainfall) is July (0.94").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days in January
East Brunswick, NJ

Average rainfall days in January - East Brunswick, NJ
  • Average rainfall days in January: 4.8 days

The month with the highest number of rainy days is July (10.7 days).
The months with the least rainy days are January and November (4.8 days).

Average snowfall in January
East Brunswick, NJ

Average snowfall in January - East Brunswick, NJ
  • Average snowfall in January: 0.28"

The month with the highest snowfall is March (0.51").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in January
East Brunswick, NJ

Average snowfall days in January - East Brunswick, NJ
  • Average snowfall days in January: 3.3 days

The month with the highest number of snowfall days is February (3.8 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
East Brunswick, NJ

Average daylight in January / Average sunshine in January - East Brunswick, 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 1min

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 42min).

Average sunshine days in January
East Brunswick, NJ

Average sunshine days in January - East Brunswick, NJ
  • Average sunshine days in January: 24.2 days

The month with the most sunshine days is January (24.2 days).
The month with the least sunshine days is July (15.7 days).

Average UV index in January
East Brunswick, NJ

Average UV index in January - East Brunswick, 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, March, November and December (UV index 2).

Average cloud cover in January
East Brunswick, NJ

Average cloud cover in January - East Brunswick, NJ
  • Average cloud cover in January: 44

The months with the most cloud cover are February, March and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in January
East Brunswick, NJ

Average visibility in January - East Brunswick, 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).

East Brunswick, New Jersey, USA

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