January weather forecast
Cooks Mills, NJ

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Weather in January

January, the same as December, is another cold winter month in Cooks Mills, New Jersey, with temperature in the range of an average low of 28.9°F (-1.7°C) and an average high of 38.3°F (3.5°C).

Temperature

January, marked by an average high-temperature of 38.3°F (3.5°C) and a low-temperature of 28.9°F (-1.7°C), is the coldest month.

Humidity

The average relative humidity in January in Cooks Mills is 74%.

Rainfall

January is the month with the least rainfall. Rain falls for 6.9 days and accumulates 0.55" (14mm) of precipitation.

Snowfall

Months with snowfall in Cooks Mills are January through March, October and December. In January, in Cooks Mills, it is snowing for 4.2 days. Throughout January, 0.28" (7mm) of snow is accumulated. Throughout the year, in Cooks Mills, there are 14.6 snowfall days, and 1.38" (35mm) of snow is accumulated.

Daylight

In Cooks Mills, the average length of the day in January is 9h and 41min.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:40 pm. On the last day of January, sunrise is at 7:06 am and sunset at 5:13 pm EST.

Sunshine

In Cooks Mills, New Jersey, the average sunshine in January is 5.1h.

UV index

The months with the lowest UV index 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 low health risk from exposure to the Sun's UV radiation for the average person.
Note: A maximum high daily UV index of 2 during January translates into the following directions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
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Frequently asked questions

What is the coldest month in Cooks Mills?

January, known for its average high temperature of 38.3°F (3.5°C) and an average low temperature of 28.9°F (-1.7°C), is the coldest month.

Is it cold in Cooks Mills during January?

In January, in Cooks Mills, the average high-temperature is 38.3°F (3.5°C), and the average low-temperature is 28.9°F (-1.7°C).

What is the average humidity in January in Cooks Mills?

The average relative humidity in January is 74%.

What is the driest month in Cooks Mills?

January is the month with the least rainfall. Rain falls for 6.9 days and accumulates 0.55" (14mm) of precipitation.

How much does it rain in Cooks Mills in January?

In January, in Cooks Mills, New Jersey, the rain falls for 6.9 days. Throughout January, 0.55" (14mm) of precipitation is accumulated.

How much does it snow in Cooks Mills in January?

In Cooks Mills, New Jersey, in January, snow falls for 4.2 days, with typically accumulated 0.28" (7mm) of snow.

What is the average length of the day in January in Cooks Mills?

The average day length in January in Cooks Mills, New Jersey, is 9h and 41min.

What time are sunrise and sunset in January in Cooks Mills?

In January, on the first day of the month, sunrise is at 7:19 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:13 pm EST.

How many hours of sunshine does Cooks Mills have in January?

In January, the average sunshine duration in Cooks Mills is 5.1h.

What is the month with the lowest UV index in Cooks Mills?

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

What is the UV index reading in January in Cooks Mills?

In Cooks Mills, New Jersey, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes 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
Cooks Mills, NJ

Average temperature in January - Cooks Mills, NJ
  • Average high temperature in January: 38.3°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in January: 28.9°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

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Average pressure in January
Cooks Mills, NJ

Average pressure in January - Cooks Mills, 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).

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Average wind speed in January
Cooks Mills, NJ

Average wind speed in January - Cooks Mills, NJ
  • Average wind speed in January: 12.6mph

The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (8mph).

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Average humidity in January
Cooks Mills, NJ

Average humidity in January - Cooks Mills, 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 November (73%).

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Average rainfall in January
Cooks Mills, NJ

Average rainfall in January - Cooks Mills, NJ
  • Average rainfall in January: 0.55"

The wettest month (with the highest rainfall) is July (1.38").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in January
Cooks Mills, NJ

Average rainfall days in January - Cooks Mills, NJ
  • Average rainfall days in January: 6.9 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is November (6.8 days).

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Average snowfall in January
Cooks Mills, NJ

Average snowfall in January - Cooks Mills, NJ
  • Average snowfall in January: 0.28"

The month with the highest snowfall is December (0.47").
The months with the least snowfall are April, May, June, July, August, September and November (0").

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Average snowfall days in January
Cooks Mills, NJ

Average snowfall days in January - Cooks Mills, NJ
  • Average snowfall days in January: 4.2 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Cooks Mills, NJ

Average daylight in January / Average sunshine in January - Cooks Mills, 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 24min).

  • Average sunshine in January: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in January
Cooks Mills, NJ

Average sunshine days in January - Cooks Mills, NJ
  • Average sunshine days in January: 21.4 days

The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (14.3 days).

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Average UV index in January
Cooks Mills, NJ

Average UV index in January - Cooks Mills, 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).

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Average cloud cover in January
Cooks Mills, NJ

Average cloud cover in January - Cooks Mills, NJ
  • Average cloud cover in January: 43

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in January
Cooks Mills, NJ

Average visibility in January - Cooks Mills, 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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Cooks Mills, New Jersey, USA

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