January weather forecast and climate
Bernardsville, NJ

Weather in January

January, the same as December, is another cold winter month in Bernardsville, New Jersey, with average temperature fluctuating between 35.1°F (1.7°C) and 22.5°F (-5.3°C).

Temperature

The coldest month is January, with an average high-temperature of 35.1°F (1.7°C) and an average low-temperature of 22.5°F (-5.3°C).

Humidity

In Bernardsville, the average relative humidity in January is 77%.

Rainfall

In Bernardsville, New Jersey, it is raining for 7.8 days, with typically 1.65" (42mm) of accumulated precipitation. In Bernardsville, New Jersey, during the entire year, the rain falls for 155.7 days and collects up to 27.64" (702mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall in Bernardsville, New Jersey. In Bernardsville, during 7.2 snowfall days, 1.93" (49mm) of snow is typically accumulated. Throughout the year, there are 24.7 snowfall days, and 10.83" (275mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9.7h.

Sunshine

The average sunshine in January is 5h.

UV index

Months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from the exposure to the Sun's UV rays for average individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Bernardsville?

The coldest month in Bernardsville is January, with an average high-temperature of 35.1°F (1.7°C) and an average low-temperature of 22.5°F (-5.3°C).

What is the temperature in January in Bernardsville?

The average high-temperature, in January, in Bernardsville, is 35.1°F (1.7°C), while the average low-temperature is 22.5°F (-5.3°C).

What is the average humidity in January in Bernardsville?

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

How many days does it rain in January in Bernardsville?

In Bernardsville, New Jersey, in January, during 7.8 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

How much does it snow in Bernardsville in January?

In Bernardsville, in January, snow falls for 7.2 days, with typically accumulated 1.93" (49mm) of snow.

How many hours of daylight does Bernardsville have in January?

In January, the average length of the day is 9.7h.

How long on average sun shines in January in Bernardsville?

The average sunshine in January is 5h.

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

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

How high is the UV index in January in Bernardsville?

The average daily maximum UV index in January in Bernardsville is 2. A UV Index of 2, and less, symbolizes a low health threat from unsafe exposure to the Sun's UV rays.

Average temperature in January
Bernardsville, NJ

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

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in January
Bernardsville, NJ

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

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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Average wind speed in January
Bernardsville, NJ

Average wind speed in January - Bernardsville, NJ
  • Average wind speed in January: 8.2mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in January
Bernardsville, NJ

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

Months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in January
Bernardsville, NJ

Average rainfall in January - Bernardsville, NJ
  • Average rainfall in January: 1.65"

The wettest month (with the highest rainfall) is July (3.11").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in January
Bernardsville, NJ

Average rainfall days in January - Bernardsville, NJ
  • Average rainfall days in January: 7.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in January
Bernardsville, NJ

Average snowfall in January - Bernardsville, NJ
  • Average snowfall in January: 1.93"

The month with the highest snowfall is March (4.09").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in January
Bernardsville, NJ

Average snowfall days in January - Bernardsville, NJ
  • Average snowfall days in January: 7.2 days

The month with the highest number of snowfall days is January (7.2 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Bernardsville, NJ
  • Average daylight in January: 9.7h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in January: 5h

The month with the most sunshine is July (Average sunshine: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.5h).

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Average sunshine days in January
Bernardsville, NJ

Average sunshine days in January - Bernardsville, NJ
  • Average sunshine days in January: 18.6 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (11.2 days).

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Average UV index in January
Bernardsville, NJ

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

Months with the highest UV index are June, July and August (UV index 6).
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
Bernardsville, NJ

Average cloud cover in January - Bernardsville, NJ
  • Average cloud cover in January: 45

Months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in January
Bernardsville, NJ

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

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

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