January weather forecast
DeKays, NJ

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Weather in January

January, the same as December, is another cold winter month in DeKays, New Jersey, with an average temperature fluctuating between 32.5°F (0.3°C) and 19.8°F (-6.8°C).

Temperature

The coldest time of the year is January, with temperatures averaging a high of 32.5°F (0.3°C) and a low of 19.8°F (-6.8°C).

Humidity

In January, the average relative humidity is 79%.

Rainfall

The month with the least rainfall in DeKays, New Jersey, is January, when the rain falls for 6.3 days and typically collects 1.61" (41mm) of precipitation.

Snowfall

Months with snowfall in DeKays are January through May, October through December. In DeKays, in January, during 7.6 snowfall days, 4.45" (113mm) of snow is typically accumulated. Throughout the year, in DeKays, there are 30.6 snowfall days, and 19.53" (496mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 37min.
On the first day of the month, sunrise is at 7:23 am and sunset at 4:39 pm. On the last day of January, sunrise is at 7:09 am and sunset at 5:12 pm EST.

Sunshine

In January, the average sunshine in DeKays is 4.6h.

UV index

In DeKays, the average daily maximum UV index in January is 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: A maximum high UV index of 2 in January translates into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
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Frequently asked questions

What are the coldest months in DeKays?

DeKays, New Jersey, reaches its average lowest temperatures in January, measuring 32.5°F (0.3°C) at the peak and 19.8°F (-6.8°C) at the lowest.

How cold is January in DeKays?

The high-temperature, in January, in DeKays, records 32.5°F (0.3°C), while the low-temperature is 19.8°F (-6.8°C).

What is the average humidity in January in DeKays?

In January, the average relative humidity in DeKays, New Jersey, is 79%.

What is the driest month in DeKays?

January is the month with the least rainfall. Rain falls for 6.3 days and accumulates 1.61" (41mm) of precipitation.

How much does it rain in DeKays in January?

In January, in DeKays, the rain falls for 6.3 days. Throughout January, 1.61" (41mm) of precipitation is accumulated.

How many days does it snow in January in DeKays?

In January, in DeKays, New Jersey, it is snowing for 7.6 days. Throughout January, 4.45" (113mm) of snow is accumulated.

How many hours of daylight does DeKays have in January?

In January, the average day length is 9h and 37min.

When are sunrise and sunset in January in DeKays?

On the first day of January in DeKays, New Jersey, sunrise is at 7:23 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:12 pm EST.

How long on average sun shines in January in DeKays?

In January, the average sunshine duration is 4.6h.

What is the UV index intensity in January in DeKays?

In DeKays, New Jersey, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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
DeKays, NJ

Average temperature in January - DeKays, NJ
  • Average high temperature in January: 32.5°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (32.5°F).

  • Average low temperature in January: 19.8°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

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Average pressure in January
DeKays, NJ

Average pressure in January - DeKays, 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
DeKays, NJ

Average wind speed in January - DeKays, NJ
  • Average wind speed in January: 7.6mph

The windiest month (with the highest average wind speed) is March (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

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Average humidity in January
DeKays, NJ

Average humidity in January - DeKays, NJ
  • Average humidity in January: 79%

The months with the highest relative humidity are February, October and December (82%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in January
DeKays, NJ

Average rainfall in January - DeKays, NJ
  • Average rainfall in January: 1.61"

The wettest month (with the highest rainfall) is July (3.31").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days in January
DeKays, NJ

Average rainfall days in January - DeKays, NJ
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in January
DeKays, NJ

Average snowfall in January - DeKays, NJ
  • Average snowfall in January: 4.45"

The month with the highest snowfall is February (4.92").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
DeKays, NJ

Average snowfall days in January - DeKays, NJ
  • Average snowfall days in January: 7.6 days

The month with the highest number of snowfall days is February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

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Average sunshine days in January
DeKays, NJ

Average sunshine days in January - DeKays, NJ
  • Average sunshine days in January: 18.8 days

The months with the most sunshine days are January and November (18.8 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in January
DeKays, NJ

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

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in January
DeKays, NJ

Average cloud cover in January - DeKays, NJ
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in January
DeKays, NJ

Average visibility in January - DeKays, NJ
  • Average visibility in January: 5mi

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

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DeKays, New Jersey, USA

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