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

East Brunswick's coldest month, January, registers temperatures that range from a high of 37°F (2.8°C) to a low of 25°F (-3.9°C).

Humidity

In January, the average relative humidity is 75%.

Rainfall

In East Brunswick, in January, it is raining for 4.8 days, with typically 0.43" (11mm) of accumulated precipitation. In East Brunswick, during the entire year, the rain falls for 92.9 days and collects up to 7.32" (186mm) of precipitation.

Snowfall

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

Daylight

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

Sunshine

In January, the average sunshine in East Brunswick 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 in East Brunswick, New Jersey. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During January, 2 as the daily maximum UV index converts into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
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Frequently asked questions

What part of the year is the coldest in East Brunswick?

East Brunswick's coldest temperatures are experienced in January, with average high temperatures of 37°F (2.8°C) and lows of 25°F (-3.9°C).

How cold is it in East Brunswick in January?

In January, the average high-temperature and low-temperature are 37°F (2.8°C) and 25°F (-3.9°C) respectively.

What is the average humidity in January in East Brunswick?

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

How many days does it rain in January in East Brunswick?

In East Brunswick, New Jersey, during January, the rain falls for 4.8 days and regularly aggregates up to 0.43" (11mm) of precipitation.

How many days does it snow in January in East Brunswick?

In East Brunswick, in January, snow falls for 3.3 days, with typically accumulated 0.28" (7mm) of snow.

How many hours of daylight does East Brunswick have in January?

The average day length in January is 9h and 41min.

What time are sunrise and sunset in January in East Brunswick?

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.

How long on average sun shines in January in East Brunswick?

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

What is the month with the lowest UV index in East Brunswick?

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

How high is the UV index in January in East Brunswick?

In January, the average daily maximum UV index in East Brunswick, New Jersey, is 2. A UV Index of 2, and less, symbolizes a low health risk 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
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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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East Brunswick, New Jersey, USA

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