January weather forecast
Norma, NJ

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Weather in January

January, like December, in Norma, New Jersey, is a wintry winter month, with an average temperature ranging between max 39°F (3.9°C) and min 27°F (-2.8°C).

Temperature

Norma witnesses the coldest weather in January, with temperatures averaging a high of 39°F (3.9°C) and a low of 27°F (-2.8°C).

Humidity

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

Rainfall

The month with the least rainfall in Norma is January, when the rain falls for 6.3 days and typically collects 0.75" (19mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. January is the month with the most snowfall in Norma. Snow falls for 4.5 days and accumulates 1.38" (35mm) of snow.

Daylight

In January, the average length of the day is 9h and 46min.
On the first day of the month, sunrise is at 7:20 am and sunset at 4:46 pm. On the last day of January, in Norma, sunrise is at 7:08 am and sunset at 5:18 pm EST.

Sunshine

In January, the average sunshine in Norma is 5.1h.

UV index

The months with the lowest UV index in Norma are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In January, the maximum UV index of 2 suggests this advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Around midday, solar radiation is most harmful; hence, exposure should be limited. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months in Norma?

January, noted for its average high-temperature of 39°F (3.9°C) and an average low-temperature of 27°F (-2.8°C), is considered the coldest month in Norma, New Jersey.

How cold does it get in Norma in January?

The high-temperature during January is 39°F (3.9°C) and the low-temperature is 27°F (-2.8°C).

What is the average humidity in January in Norma?

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

What is the driest month in Norma?

The month with the least rainfall in Norma is January, when the rain falls for 6.3 days and typically collects 0.75" (19mm) of precipitation.

How much does it rain in Norma in January?

In Norma, New Jersey, during January, the rain falls for 6.3 days and regularly aggregates up to 0.75" (19mm) of precipitation.

What is the snowiest month in Norma?

January is the month with the most snowfall in Norma. Snow falls for 4.5 days and accumulates 1.38" (35mm) of snow.

How many days does it snow in January in Norma?

In Norma, during January, snow falls for 4.5 days and regularly aggregates up to 1.38" (35mm) of snow.

How many hours of daylight does Norma have in January?

In January, the average day length in Norma, New Jersey, is 9h and 46min.

What time are sunrise and sunset in January in Norma?

On the first day of January in Norma, New Jersey, sunrise is at 7:20 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:18 pm EST.

How many hours of sunshine does Norma have in January?

In Norma, New Jersey, the average sunshine duration in January is 5.1h.

When is the lowest UV index in Norma?

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

How high is the UV index in January in Norma?

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

Average temperature in January - Norma, NJ
  • Average high temperature in January: 39°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in January: 27°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).

Average pressure in January
Norma, NJ

Average pressure in January - Norma, 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
Norma, NJ

Average wind speed in January - Norma, NJ
  • Average wind speed in January: 8.5mph

The windiest month (with the highest average wind speed) is April (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in January
Norma, NJ

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

The months with the highest relative humidity are June, September and October (79%).
The month with the lowest relative humidity is April (72%).

Average rainfall in January
Norma, NJ

Average rainfall in January - Norma, NJ
  • Average rainfall in January: 0.75"

The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is January (0.75").

Average rainfall days in January
Norma, NJ

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

The month with the highest number of rainy days is July (14.5 days).
The month with the least rainy days is January (6.3 days).

Average snowfall in January
Norma, NJ

Average snowfall in January - Norma, NJ
  • Average snowfall in January: 1.38"

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Norma, NJ

Average snowfall days in January - Norma, NJ
  • Average snowfall days in January: 4.5 days

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in January / Average sunshine in January - Norma, NJ
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 54min).
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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in January
Norma, NJ

Average sunshine days in January - Norma, NJ
  • Average sunshine days in January: 20.6 days

The month with the most sunshine days is November (21.7 days).
The month with the least sunshine days is July (14.8 days).

Average UV index in January
Norma, NJ

Average UV index in January - Norma, 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
Norma, NJ

Average cloud cover in January - Norma, NJ
  • Average cloud cover in January: 45

The months with the most cloud cover are February and March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 31).

Average visibility in January
Norma, NJ

Average visibility in January - Norma, 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).

Norma, New Jersey, USA

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