January weather forecast
Magnolia, NJ

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Weather in January

January, like December, in Magnolia, New Jersey, is a wintry winter month, with an average temperature fluctuating between 37.9°F (3.3°C) and 26.1°F (-3.3°C).

Temperature

Magnolia's coldest month, January, generally records average temperatures ranging from a high of 37.9°F (3.3°C) to a low of 26.1°F (-3.3°C).

Humidity

In January, the average relative humidity is 74%.

Rainfall

January and September are months with the least rain in Magnolia when the rain falls for 6.5 days and typically aggregates up to 0.67" (17mm) of rain.

Snowfall

Months with snowfall are January through March, May, November and December. In Magnolia, in January, snow falls for 3.5 days, with typically accumulated 0.91" (23mm) of snow. Throughout the year, there are 11.4 snowfall days, and 3.11" (79mm) of snow is accumulated.

Daylight

The average length of the day in January in Magnolia is 9h and 44min.
On the first day of January, sunrise is at 7:21 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:17 pm EST.

Sunshine

In January, the average sunshine is 5.1h.

UV index

The months with the lowest UV index are January, February, 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 ordinary person.
Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Around midday, solar radiation is most harmful; hence, exposure should be limited. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Updated: Jun 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month?

The coldest month is January, with an average high-temperature of 37.9°F (3.3°C) and an average low-temperature of 26.1°F (-3.3°C).

How cold is it in January?

In Magnolia, in January, the average high-temperature is 37.9°F (3.3°C), and the average low-temperature is 26.1°F (-3.3°C).

What is the average humidity in January?

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

What is the driest month?

The months with the least rainfall are January and September Rain falls for 6.5 days and accumulates 0.67" (17mm) of rain.

How many days does it rain in January in Magnolia?

In Magnolia, in January, during 6.5 rainfall days, 0.67" (17mm) of precipitation is typically accumulated.

How many days does it snow in January?

In January, it is snowing for 3.5 days. Throughout January, 0.91" (23mm) of snow is accumulated.

How many hours of daylight does Magnolia have in January?

The average day length in January is 9h and 44min.

When is the sunrise / sunset in January?

On the first day of January, sunrise is at 7:21 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:09 am and sunset at 5:17 pm EST.

How long on average sun shines in January?

In January, the average sunshine duration is 5.1h.

What is the month with the lowest UV index?

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

What is the UV index reading in January in Magnolia?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Magnolia, NJ

Average temperature in January - Magnolia, NJ
  • Average high temperature in January: 37.9°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in January: 26.1°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in January
Magnolia, NJ

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

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in January
Magnolia, NJ

Average wind speed in January - Magnolia, NJ
  • Average wind speed in January: 8.1mph

The windiest month (with the highest average wind speed) is April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in January
Magnolia, NJ

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

The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (71%).

Average rainfall in January
Magnolia, NJ

Average rainfall in January - Magnolia, NJ
  • Average rainfall in January: 0.67"

The wettest month (with the highest rainfall) is August (1.38").
The driest months (with the least rainfall) are January and September (0.67").

Average rainfall days in January
Magnolia, NJ

Average rainfall days in January - Magnolia, NJ
  • Average rainfall days in January: 6.5 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in January
Magnolia, NJ

Average snowfall in January - Magnolia, NJ
  • Average snowfall in January: 0.91"

The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, June, July, August, September and October (0").

Average snowfall days in January
Magnolia, NJ

Average snowfall days in January - Magnolia, NJ
  • Average snowfall days in January: 3.5 days

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Magnolia, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in January
Magnolia, NJ

Average sunshine days in January - Magnolia, NJ
  • Average sunshine days in January: 20.8 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.3 days).

Average UV index in January
Magnolia, NJ

Average UV index in January - Magnolia, 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, November and December (UV index 2).

Average cloud cover in January
Magnolia, NJ

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

The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in January
Magnolia, NJ

Average visibility in January - Magnolia, 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).

Magnolia, New Jersey, USA

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