January weather forecast
Cedar Grove, NJ

englishespañol中文
Share

Weather in January

January, the same as December, is an icy winter month in Cedar Grove, New Jersey, with an average temperature varying between 35.2°F (1.8°C) and 23.9°F (-4.5°C).

Temperature

January is the month that records the lowest temperatures, with averages ranging from a high of 35.2°F (1.8°C) to a low of 23.9°F (-4.5°C).

Humidity

The average relative humidity in January in Cedar Grove is 75%.

Rainfall

January is the month with the least rainfall. Rain falls for 7.6 days and accumulates 1.38" (35mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Cedar Grove. In Cedar Grove, in January, during 5.8 snowfall days, 1.65" (42mm) of snow is typically accumulated. In Cedar Grove, during the entire year, snow falls for 22.1 days and aggregates up to 8.9" (226mm) of snow.

Daylight

The average length of the day in January is 9h and 38min.
On the first day of the month, sunrise is at 7:21 am and sunset at 4:39 pm. On the last day of January, in Cedar Grove, sunrise is at 7:08 am and sunset at 5:12 pm EST.

Sunshine

The average sunshine in January in Cedar Grove is 5.1h.

UV index

The months with the lowest UV index in Cedar Grove, New Jersey, are January through March, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in January transforms into the following instructions:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
[Resources]

Frequently asked questions

What month is the coldest in Cedar Grove?

Cedar Grove notes the coldest temperatures in January, with a average high of 35.2°F (1.8°C) and a low of 23.9°F (-4.5°C).

How cold is it in Cedar Grove in January?

An average high-temperature, in January, in Cedar Grove, is 35.2°F (1.8°C) and the average low-temperature is 23.9°F (-4.5°C).

What is the average humidity in January in Cedar Grove?

In Cedar Grove, New Jersey, the average relative humidity in January is 75%.

What is the driest month in Cedar Grove?

January is the month with the least rainfall in Cedar Grove, New Jersey. Rain falls for 7.6 days and accumulates 1.38" (35mm) of precipitation.

How much does it rain in Cedar Grove in January?

In Cedar Grove, in January, during 7.6 rainfall days, 1.38" (35mm) of precipitation is typically accumulated.

How many days does it snow in January in Cedar Grove?

In Cedar Grove, during January, snow falls for 5.8 days and regularly aggregates up to 1.65" (42mm) of snow.

What is the average length of the day in January in Cedar Grove?

In Cedar Grove, New Jersey, the average day length in January is 9h and 38min.

What time are sunrise and sunset in January in Cedar Grove?

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 4:39 pm. On the last day of the month, in Cedar Grove, New Jersey, sunrise is at 7:08 am and sunset at 5:12 pm EST.

How long on average sun shines in January in Cedar Grove?

In Cedar Grove, the average sunshine duration in January is 5.1h.

What is the month with the lowest UV index in Cedar Grove?

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

How high is the UV index in January in Cedar Grove?

The average daily maximum UV index in January in Cedar Grove, New Jersey, 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
Cedar Grove, NJ

Average temperature in January - Cedar Grove, NJ
  • Average high temperature in January: 35.2°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 (35.2°F).

  • Average low temperature in January: 23.9°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

[Resources]

Average pressure in January
Cedar Grove, NJ

Average pressure in January - Cedar Grove, NJ
  • Average pressure in January: 30.06"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).

[Resources]

Average wind speed in January
Cedar Grove, NJ

Average wind speed in January - Cedar Grove, NJ
  • Average wind speed in January: 8.8mph

The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).

[Resources]

Average humidity in January
Cedar Grove, NJ

Average humidity in January - Cedar Grove, NJ
  • Average humidity in January: 75%

The month with the highest relative humidity is February (78%).
The months with the lowest relative humidity are April and August (72%).

[Resources]

Average rainfall in January
Cedar Grove, NJ

Average rainfall in January - Cedar Grove, NJ
  • Average rainfall in January: 1.38"

The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is January (1.38").

[Resources]

Average rainfall days in January
Cedar Grove, NJ

Average rainfall days in January - Cedar Grove, NJ
  • Average rainfall days in January: 7.6 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (7.6 days).

[Resources]

Average snowfall in January
Cedar Grove, NJ

Average snowfall in January - Cedar Grove, NJ
  • Average snowfall in January: 1.65"

The month with the highest snowfall is March (3.27").
The months with the least snowfall are May, June, July, August, September and October (0").

[Resources]

Average snowfall days in January
Cedar Grove, NJ

Average snowfall days in January - Cedar Grove, NJ
  • Average snowfall days in January: 5.8 days

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

[Resources]

Average daylight in January /
Average sunshine in January
Cedar Grove, NJ

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

The month with the longest days is June (Average daylight: 15h and 6min).
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).

[Resources]

Average sunshine days in January
Cedar Grove, NJ

Average sunshine days in January - Cedar Grove, NJ
  • Average sunshine days in January: 19.3 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (10.7 days).

[Resources]

Average UV index in January
Cedar Grove, NJ

Average UV index in January - Cedar Grove, 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, March, November and December (UV index 2).

[Resources]

Average cloud cover in January
Cedar Grove, NJ

Average cloud cover in January - Cedar Grove, NJ
  • Average cloud cover in January: 44

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

[Resources]

Average visibility in January
Cedar Grove, NJ

Average visibility in January - Cedar Grove, NJ
  • Average visibility in January: 6mi

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

[Resources]

Cedar Grove, New Jersey, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location