January weather forecast
Matawan, NJ

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Weather in January

January, like December, in Matawan, New Jersey, is a wintry winter month, with an average temperature fluctuating between 37°F (2.8°C) and 26.4°F (-3.1°C).

Temperature

In Matawan, New Jersey, the lowest temperatures are generally noted in January, averaging a high of 37°F (2.8°C) and a low of 26.4°F (-3.1°C).

Humidity

In Matawan, the average relative humidity in January is 74%.

Rainfall

The month with the least rainfall in Matawan is January, when the rain falls for 8.2 days and typically collects 1.61" (41mm) of precipitation.

Snowfall

Months with snowfall in Matawan, New Jersey, are January through April, November and December. In Matawan, in January, during 5 snowfall days, 1.34" (34mm) of snow is typically accumulated. In Matawan, during the entire year, snow falls for 16.9 days and aggregates up to 6.34" (161mm) of snow.

Daylight

In January, the average length of the day in Matawan is 9h and 41min.
On the first day of January in Matawan, sunrise is at 7:19 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:13 pm EST.

Sunshine

In January, the average sunshine is 5.2h.

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 health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 2 in January translates into these instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
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Frequently asked questions

What time of the year is the coldest in Matawan?

January, characterized by an average high temperature of 37°F (2.8°C) and a low temperature of 26.4°F (-3.1°C), is generally the coldest month in Matawan, New Jersey.

How cold is it in Matawan in January?

The high-temperature, in January, in Matawan, is 37°F (2.8°C), while the low-temperature averages to 26.4°F (-3.1°C).

What is the average humidity in January in Matawan?

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

What is the driest month in Matawan?

The month with the least rainfall is January, when the rain falls for 8.2 days and typically collects 1.61" (41mm) of precipitation.

How much does it rain in Matawan in January?

In Matawan, New Jersey, in January, it is raining for 8.2 days, with typically 1.61" (41mm) of accumulated precipitation.

How many days does it snow in January in Matawan?

In Matawan, New Jersey, in January, during 5 snowfall days, 1.34" (34mm) of snow is typically accumulated.

What is the average length of the day in January in Matawan?

In Matawan, New Jersey, the average day length in January is 9h and 41min.

What time are sunrise and sunset in January in Matawan?

On the first day of January in Matawan, sunrise is at 7:19 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:13 pm EST.

How long on average sun shines in January in Matawan?

The average sunshine duration in January in Matawan is 5.2h.

When is the lowest UV index in Matawan?

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

What is the UV index intensity in January in Matawan?

The average daily maximum UV index in January in Matawan, New Jersey, is 2. A UV Index reading of 2, and below, represents 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
Matawan, NJ

Average temperature in January - Matawan, NJ
  • Average high temperature in January: 37°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 (37°F).

  • Average low temperature in January: 26.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in January
Matawan, NJ

Average pressure in January - Matawan, 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
Matawan, NJ

Average wind speed in January - Matawan, NJ
  • Average wind speed in January: 10.4mph

The windiest month (with the highest average wind speed) is January (10.4mph).
The calmest month (with the lowest average wind speed) is July (6.7mph).

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Average humidity in January
Matawan, NJ

Average humidity in January - Matawan, NJ
  • Average humidity in January: 74%

The months with the highest relative humidity are May and June (77%).
The months with the lowest relative humidity are March, April, August and November (73%).

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Average rainfall in January
Matawan, NJ

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

The wettest month (with the highest rainfall) is July (3.43").
The driest month (with the least rainfall) is January (1.61").

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Average rainfall days in January
Matawan, NJ

Average rainfall days in January - Matawan, NJ
  • Average rainfall days in January: 8.2 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in January
Matawan, NJ

Average snowfall in January - Matawan, NJ
  • Average snowfall in January: 1.34"

The month with the highest snowfall is March (2.48").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Matawan, NJ

Average snowfall days in January - Matawan, NJ
  • Average snowfall days in January: 5 days

The month with the highest number of snowfall days is January (5 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
Matawan, NJ

Average daylight in January / Average sunshine in January - Matawan, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in January
Matawan, NJ

Average sunshine days in January - Matawan, NJ
  • Average sunshine days in January: 18.7 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (11.5 days).

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Average UV index in January
Matawan, NJ

Average UV index in January - Matawan, 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
Matawan, NJ

Average cloud cover in January - Matawan, NJ
  • Average cloud cover in January: 44

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 30).

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Average visibility in January
Matawan, NJ

Average visibility in January - Matawan, 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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Matawan, New Jersey, USA

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