January weather forecast
Scotch Plains, NJ

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Weather in January

January, like December, in Scotch Plains, New Jersey, is an icy winter month, with an average temperature fluctuating between 36°F (2.2°C) and 23.9°F (-4.5°C).

Temperature

In Scotch Plains, the lowest average temperatures are observed in January, with a high of 36°F (2.2°C) and a low of 23.9°F (-4.5°C).

Humidity

In Scotch Plains, the average relative humidity in January is 75%.

Rainfall

In Scotch Plains, in January, during 9.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated. Throughout the year, there are 160.7 rainfall days, and 30.12" (765mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Scotch Plains are January through May, October through December. In Scotch Plains, in January, snow falls for 7.3 days, with typically accumulated 2.09" (53mm) of snow. In Scotch Plains, New Jersey, during the entire year, snow falls for 25.4 days and aggregates up to 10.31" (262mm) of snow.

Daylight

The average length of the day in January in Scotch Plains is 9h and 40min.
On the first day of January, sunrise is at 7:21 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:13 pm EST.

Sunshine

In January, the average sunshine in Scotch Plains 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 of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, the maximum UV index of 2 suggests these recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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Frequently asked questions

What is the coldest time of year in Scotch Plains?

During the coldest month in Scotch Plains, January, temperatures average a high of 36°F (2.2°C) and a low of 23.9°F (-4.5°C).

How cold is January in Scotch Plains?

In Scotch Plains, 36°F (2.2°C) is the average high-temperature and 23.9°F (-4.5°C) is the average low-temperature during January.

What is the average humidity in January in Scotch Plains?

The average relative humidity in January is 75%.

How much does it rain in Scotch Plains in January?

In January, in Scotch Plains, the rain falls for 9.5 days. Throughout January, 1.97" (50mm) of precipitation is accumulated.

How many days does it snow in January in Scotch Plains?

In Scotch Plains, during January, snow falls for 7.3 days and regularly aggregates up to 2.09" (53mm) of snow.

What is the average length of the day in January in Scotch Plains?

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

What time are sunrise and sunset in January in Scotch Plains?

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 4:40 pm. On the last day of the month, in Scotch Plains, New Jersey, sunrise is at 7:08 am and sunset at 5:13 pm EST.

How long on average sun shines in January in Scotch Plains?

In Scotch Plains, the average sunshine duration in January is 5.1h.

What is the month with the lowest UV index in Scotch Plains?

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

What is the UV index reading in January in Scotch Plains?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes 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
Scotch Plains, NJ

Average temperature in January - Scotch Plains, NJ
  • Average high temperature in January: 36°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 (36°F).

  • Average low temperature in January: 23.9°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in January
Scotch Plains, NJ

Average pressure in January - Scotch Plains, NJ
  • Average pressure in January: 30.07"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
Scotch Plains, NJ

Average wind speed in January - Scotch Plains, NJ
  • Average wind speed in January: 8.8mph

The windiest month (with the highest average wind speed) is March (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

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Average humidity in January
Scotch Plains, NJ

Average humidity in January - Scotch Plains, NJ
  • Average humidity in January: 75%

The months with the highest relative humidity are February, October and December (78%).
The months with the lowest relative humidity are April and August (73%).

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Average rainfall in January
Scotch Plains, NJ

Average rainfall in January - Scotch Plains, NJ
  • Average rainfall in January: 1.97"

The wettest month (with the highest rainfall) is December (3.19").
The driest month (with the least rainfall) is September (1.69").

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Average rainfall days in January
Scotch Plains, NJ

Average rainfall days in January - Scotch Plains, NJ
  • Average rainfall days in January: 9.5 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (9.5 days).

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Average snowfall in January
Scotch Plains, NJ

Average snowfall in January - Scotch Plains, NJ
  • Average snowfall in January: 2.09"

The month with the highest snowfall is March (3.23").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Scotch Plains, NJ

Average snowfall days in January - Scotch Plains, NJ
  • Average snowfall days in January: 7.3 days

The months with the highest number of snowfall days are January and February (7.3 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
Scotch Plains, NJ

Average daylight in January / Average sunshine in January - Scotch Plains, 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: 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 36min).

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Average sunshine days in January
Scotch Plains, NJ

Average sunshine days in January - Scotch Plains, NJ
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is June (11.4 days).

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Average UV index in January
Scotch Plains, NJ

Average UV index in January - Scotch Plains, 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
Scotch Plains, NJ

Average cloud cover in January - Scotch Plains, NJ
  • Average cloud cover in January: 45

The months with the most cloud cover are February, March and December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).

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Average visibility in January
Scotch Plains, NJ

Average visibility in January - Scotch Plains, 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).

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Scotch Plains, New Jersey, USA

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