January weather forecast
Maryland, NJ

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Weather in January

January, like December, in Maryland, New Jersey, is a wintry winter month, with an average temperature ranging between min 25.3°F (-3.7°C) and max 37.4°F (3°C).

Temperature

The coldest temperatures occur during January, when averages reach a peak of 37.4°F (3°C) and a low of 25.3°F (-3.7°C).

Humidity

In January, the average relative humidity is 75%.

Rainfall

In January, the rain falls for 8.4 days. Throughout January, 1.73" (44mm) of precipitation is accumulated. In Maryland, during the entire year, the rain falls for 154.3 days and collects up to 29.25" (743mm) of precipitation.

Snowfall

January through May, November and December are months with snowfall. In Maryland, during January, snow falls for 5.3 days and regularly aggregates up to 1.81" (46mm) of snow. In Maryland, during the entire year, snow falls for 18.9 days and aggregates up to 8.39" (213mm) of snow.

Daylight

In Maryland, the average length of the day in January is 9h and 42min.
On the first day of the month, sunrise is at 7:19 am and sunset at 4:42 pm. On the last day of January, sunrise is at 7:07 am and sunset at 5:14 pm EST.

Sunshine

In Maryland, the average sunshine in January is 5.2h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A typical high UV index of 2 in January suggests the following recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest in Maryland?

January stands out as Maryland's coldest month, with an average high-temperature of 37.4°F (3°C) and a low-temperature of 25.3°F (-3.7°C).

How cold is it in January?

During January, Maryland experiences an average high-temperature of 37.4°F (3°C) and a low-temperature of 25.3°F (-3.7°C).

What is the average humidity in January in Maryland?

In Maryland, New Jersey, the average relative humidity in January is 75%.

How many days does it rain in January?

In Maryland, in January, during 8.4 rainfall days, 1.73" (44mm) of precipitation is typically accumulated.

How much does it snow in January?

In Maryland, during January, snow falls for 5.3 days and regularly aggregates up to 1.81" (46mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 42min.

When are sunrise and sunset in January?

On the first day of January, sunrise is at 7:19 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:14 pm EST.

How many hours of sunshine does Maryland have in January?

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

What are the months with the lowest UV index?

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

How high is the UV index in January?

In January, the average daily maximum UV index in Maryland is 2. A UV Index estimate of 2, and below, represents 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
Maryland, NJ

Average temperature in January - Maryland, NJ
  • Average high temperature in January: 37.4°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (37.4°F).

  • Average low temperature in January: 25.3°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

Average pressure in January
Maryland, NJ

Average pressure in January - Maryland, 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
Maryland, NJ

Average wind speed in January - Maryland, NJ
  • Average wind speed in January: 9.2mph

The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in January
Maryland, NJ

Average humidity in January - Maryland, NJ
  • Average humidity in January: 75%

The months with the highest relative humidity are June and October (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in January
Maryland, NJ

Average rainfall in January - Maryland, NJ
  • Average rainfall in January: 1.73"

The wettest month (with the highest rainfall) is July (3.5").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in January
Maryland, NJ

Average rainfall days in January - Maryland, NJ
  • Average rainfall days in January: 8.4 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (8.4 days).

Average snowfall in January
Maryland, NJ

Average snowfall in January - Maryland, NJ
  • Average snowfall in January: 1.81"

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

Average snowfall days in January
Maryland, NJ

Average snowfall days in January - Maryland, NJ
  • Average snowfall days in January: 5.3 days

The month with the highest number of snowfall days is January (5.3 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
Maryland, NJ

Average daylight in January / Average sunshine in January - Maryland, 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 48min).

Average sunshine days in January
Maryland, NJ

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

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in January
Maryland, NJ

Average UV index in January - Maryland, 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
Maryland, NJ

Average cloud cover in January - Maryland, NJ
  • Average cloud cover in January: 43

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 31).

Average visibility in January
Maryland, NJ

Average visibility in January - Maryland, 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).

Maryland, New Jersey, USA

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