January weather forecast
Clarks Mill, NJ

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Weather in January

January, like December, in Clarks Mill, New Jersey, is a wintry winter month, with temperature in the range of an average low of 29.7°F (-1.3°C) and an average high of 39.7°F (4.3°C).

Temperature

In Clarks Mill, the lowest average temperatures are observed in January, with a high of 39.7°F (4.3°C) and a low of 29.7°F (-1.3°C).

Humidity

The average relative humidity in January is 74%.

Rainfall

The month with the least rainfall is January, when the rain falls for 8.3 days and typically collects 1.61" (41mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Clarks Mill, in January, snow falls for 3.8 days, with typically accumulated 1.61" (41mm) of snow. Throughout the year, in Clarks Mill, New Jersey, there are 12.6 snowfall days, and 5.79" (147mm) of snow is accumulated.

Daylight

In Clarks Mill, the average length of the day in January is 9h and 46min.
On the first day of the month, sunrise is at 7:18 am and sunset at 4:44 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:16 pm EST.

Sunshine

In Clarks Mill, the average sunshine in January is 5.3h.

UV index

The months with the lowest UV index in Clarks Mill are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The daily maximum UV index of 2 in January interprets into the following advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
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Frequently asked questions

What time of the year is the coldest in Clarks Mill?

January, having an average high-temperature of 39.7°F (4.3°C) and an average low-temperature of 29.7°F (-1.3°C), is the coldest month.

Is January cold in Clarks Mill?

The high-temperature, in January, in Clarks Mill, is 39.7°F (4.3°C), while the low-temperature averages to 29.7°F (-1.3°C).

What is the average humidity in January in Clarks Mill?

In Clarks Mill, New Jersey, the average relative humidity in January is 74%.

What is the driest month in Clarks Mill?

January is the month with the least rainfall in Clarks Mill, New Jersey. Rain falls for 8.3 days and accumulates 1.61" (41mm) of precipitation.

How much does it rain in Clarks Mill in January?

In Clarks Mill, New Jersey, in January, it is raining for 8.3 days, with typically 1.61" (41mm) of accumulated precipitation.

How many days does it snow in January in Clarks Mill?

In Clarks Mill, during January, snow falls for 3.8 days and regularly aggregates up to 1.61" (41mm) of snow.

How many hours of daylight does Clarks Mill have in January?

In Clarks Mill, New Jersey, the average day length in January is 9h and 46min.

What time are sunrise and sunset in January in Clarks Mill?

On the first day of January in Clarks Mill, sunrise is at 7:18 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:16 pm EST.

How long on average sun shines in January in Clarks Mill?

The average sunshine duration in January in Clarks Mill, New Jersey, is 5.3h.

What is the month with the lowest UV index in Clarks Mill?

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Clarks Mill.

What is the UV index intensity in January in Clarks Mill?

In Clarks Mill, New Jersey, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents 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
Clarks Mill, NJ

Average temperature in January - Clarks Mill, NJ
  • Average high temperature in January: 39.7°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in January: 29.7°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in January
Clarks Mill, NJ

Average pressure in January - Clarks Mill, NJ
  • Average pressure in January: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in January
Clarks Mill, NJ

Average wind speed in January - Clarks Mill, NJ
  • Average wind speed in January: 10.6mph

The windiest months (with the highest average wind speed) are January and February (10.6mph).
The calmest month (with the lowest average wind speed) is August (7.2mph).

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Average humidity in January
Clarks Mill, NJ

Average humidity in January - Clarks Mill, NJ
  • Average humidity in January: 74%

The months with the highest relative humidity are May and June (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in January
Clarks Mill, NJ

Average rainfall in January - Clarks Mill, NJ
  • Average rainfall in January: 1.61"

The wettest month (with the highest rainfall) is August (2.91").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days in January
Clarks Mill, NJ

Average rainfall days in January - Clarks Mill, NJ
  • Average rainfall days in January: 8.3 days

The month with the highest number of rainy days is July (16.1 days).
The months with the least rainy days are January and November (8.3 days).

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Average snowfall in January
Clarks Mill, NJ

Average snowfall in January - Clarks Mill, NJ
  • Average snowfall in January: 1.61"

The month with the highest snowfall is March (1.97").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Clarks Mill, NJ

Average snowfall days in January - Clarks Mill, NJ
  • Average snowfall days in January: 3.8 days

The month with the highest number of snowfall days is January (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
Clarks Mill, NJ

Average daylight in January / Average sunshine in January - Clarks Mill, NJ
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in January: 5h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in January
Clarks Mill, NJ

Average sunshine days in January - Clarks Mill, NJ
  • Average sunshine days in January: 19.3 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is July (12.3 days).

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Average UV index in January
Clarks Mill, NJ

Average UV index in January - Clarks Mill, 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 and December (UV index 2).

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Average cloud cover in January
Clarks Mill, NJ

Average cloud cover in January - Clarks Mill, NJ
  • Average cloud cover in January: 42

The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in January
Clarks Mill, NJ

Average visibility in January - Clarks Mill, 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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Clarks Mill, New Jersey, USA

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