January weather forecast
Carpentersville, NJ

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Weather in January

January, the same as December, is a wintry winter month in Carpentersville, New Jersey, with an average temperature varying between 21.6°F (-5.8°C) and 34.3°F (1.3°C).

Temperature

January, recording an average high temperature of 34.3°F (1.3°C) and a low temperature of 21.6°F (-5.8°C), is Carpentersville's coldest month.

Humidity

In Carpentersville, New Jersey, the average relative humidity in January is 78%.

Rainfall

In Carpentersville, during January, the rain falls for 7.1 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Carpentersville, New Jersey, during the entire year, the rain falls for 124.4 days and collects up to 13.39" (340mm) of precipitation.

Snowfall

Months with snowfall in Carpentersville are January through April, November and December. In Carpentersville, in January, during 6.7 snowfall days, 1.22" (31mm) of snow is typically accumulated. Throughout the year, there are 22 snowfall days, and 5" (127mm) of snow is accumulated.

Daylight

In January, the average length of the day is 9h and 40min.
On the first day of January, sunrise is at 7:24 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:16 pm EST.

Sunshine

In January, the average sunshine is 4.9h.

UV index

The months with the lowest UV index in Carpentersville are January through March, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: A typical high UV index of 2 in January suggests the following recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
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Frequently asked questions

What month is the coldest in Carpentersville?

In Carpentersville, New Jersey, the lowest temperatures are generally noted in January, averaging a high of 34.3°F (1.3°C) and a low of 21.6°F (-5.8°C).

How cold is January in Carpentersville?

An average high-temperature, in January, in Carpentersville, is 34.3°F (1.3°C) and the average low-temperature is 21.6°F (-5.8°C).

What is the average humidity in January in Carpentersville?

The average relative humidity in January in Carpentersville is 78%.

How many days does it rain in January in Carpentersville?

In Carpentersville, during January, the rain falls for 7.1 days and regularly aggregates up to 0.87" (22mm) of precipitation.

How much does it snow in Carpentersville in January?

In Carpentersville, during January, snow falls for 6.7 days and regularly aggregates up to 1.22" (31mm) of snow.

How many hours of daylight does Carpentersville have in January?

In Carpentersville, New Jersey, the average day length in January is 9h and 40min.

When are sunrise and sunset in January in Carpentersville?

On the first day of January in Carpentersville, New Jersey, sunrise is at 7:24 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:16 pm EST.

How long on average sun shines in January in Carpentersville?

In Carpentersville, the average sunshine duration in January is 4.9h.

What is the month with the lowest UV index in Carpentersville?

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

What is the UV index reading in January in Carpentersville?

In January, the average daily maximum UV index in Carpentersville is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability 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
Carpentersville, NJ

Average temperature in January - Carpentersville, NJ
  • Average high temperature in January: 34.3°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in January: 21.6°F

The month with the highest average low temperature is July (63.9°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in January
Carpentersville, NJ

Average pressure in January - Carpentersville, 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).

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Average wind speed in January
Carpentersville, NJ

Average wind speed in January - Carpentersville, NJ
  • Average wind speed in January: 8mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in January
Carpentersville, NJ

Average humidity in January - Carpentersville, NJ
  • Average humidity in January: 78%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and July (76%).

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Average rainfall in January
Carpentersville, NJ

Average rainfall in January - Carpentersville, NJ
  • Average rainfall in January: 0.87"

The wettest month (with the highest rainfall) is July (1.65").
The driest month (with the least rainfall) is September (0.71").

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Average rainfall days in January
Carpentersville, NJ

Average rainfall days in January - Carpentersville, NJ
  • Average rainfall days in January: 7.1 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (7.1 days).

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Average snowfall in January
Carpentersville, NJ

Average snowfall in January - Carpentersville, NJ
  • Average snowfall in January: 1.22"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Carpentersville, NJ

Average snowfall days in January - Carpentersville, NJ
  • Average snowfall days in January: 6.7 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).

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

Average daylight in January / Average sunshine in January - Carpentersville, 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: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in January
Carpentersville, NJ

Average sunshine days in January - Carpentersville, NJ
  • Average sunshine days in January: 20.1 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (14 days).

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Average UV index in January
Carpentersville, NJ

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

The months with the highest UV index are June and July (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
Carpentersville, NJ

Average cloud cover in January - Carpentersville, NJ
  • Average cloud cover in January: 46

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in January
Carpentersville, NJ

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

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

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Carpentersville, New Jersey, USA

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