January weather forecast
Glenfield, NJ

Share

Weather in January

January, like December, in Glenfield, New Jersey, is another cold winter month, with an average temperature ranging between max 35.1°F (1.7°C) and min 22.5°F (-5.3°C).

Temperature

January is Glenfield's coldest month, registering average high temperatures of 35.1°F (1.7°C) and lows of 22.5°F (-5.3°C).

Humidity

The average relative humidity in January is 77%.

Rainfall

In Glenfield, during January, the rain falls for 8.8 days and regularly aggregates up to 1.93" (49mm) of precipitation. Throughout the year, there are 164.2 rainfall days, and 30.67" (779mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Glenfield, in January, snow falls for 7.6 days, with typically accumulated 2.17" (55mm) of snow. In Glenfield, during the entire year, snow falls for 26 days and aggregates up to 11.61" (295mm) of snow.

Daylight

In Glenfield, the average length of the day in January is 9h and 39min.
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 Glenfield is 4.9h.

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 value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 2 in January translates into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the coldest?

January is the coldest month of the year, registering average temperatures as high as 35.1°F (1.7°C) and as low as 22.5°F (-5.3°C).

How cold is it in January?

In Glenfield, in January, the average high-temperature is 35.1°F (1.7°C), and the average low-temperature is 22.5°F (-5.3°C).

What is the average humidity in January?

In January, the average relative humidity in Glenfield is 77%.

How much does it rain in Glenfield in January?

In Glenfield, in January, during 8.8 rainfall days, 1.93" (49mm) of precipitation is typically accumulated.

How many days does it snow in January?

In Glenfield, during January, snow falls for 7.6 days and regularly aggregates up to 2.17" (55mm) of snow.

What is the average length of the day in January?

In January, the average day length in Glenfield is 9h and 39min.

When is the sunrise / sunset in January?

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, sunrise is at 7:08 am and sunset at 5:13 pm EST.

How many hours of sunshine does Glenfield have in January?

The average sunshine duration in January is 4.9h.

When is the lowest UV index in Glenfield?

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

How high is the UV index in January?

In January, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Glenfield, NJ

Average temperature in January - Glenfield, NJ
  • Average high temperature in January: 35.1°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in January: 22.5°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

Average pressure in January
Glenfield, NJ

Average pressure in January - Glenfield, 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).

Average wind speed in January
Glenfield, NJ

Average wind speed in January - Glenfield, NJ
  • Average wind speed in January: 8.3mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).

Average humidity in January
Glenfield, NJ

Average humidity in January - Glenfield, NJ
  • Average humidity in January: 77%

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are April and August (74%).

Average rainfall in January
Glenfield, NJ

Average rainfall in January - Glenfield, NJ
  • Average rainfall in January: 1.93"

The wettest month (with the highest rainfall) is July (3.27").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in January
Glenfield, NJ

Average rainfall days in January - Glenfield, NJ
  • Average rainfall days in January: 8.8 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in January
Glenfield, NJ

Average snowfall in January - Glenfield, NJ
  • Average snowfall in January: 2.17"

The month with the highest snowfall is March (3.5").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Glenfield, NJ

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

The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Glenfield, 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: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in January
Glenfield, NJ

Average sunshine days in January - Glenfield, NJ
  • Average sunshine days in January: 16.9 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (10.5 days).

Average UV index in January
Glenfield, NJ

Average UV index in January - Glenfield, 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).

Average cloud cover in January
Glenfield, NJ

Average cloud cover in January - Glenfield, NJ
  • Average cloud cover in January: 46

The months with the most cloud cover are February and March (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 34).

Average visibility in January
Glenfield, NJ

Average visibility in January - Glenfield, 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).

Glenfield, New Jersey, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location