Jersey City

New Jersey Weather in January

Average temperatures, rainfall, sunshine and the best places to visit in New Jersey, the United States of America in January.

Thinking about venturing to New Jersey, the United States of America this January and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What to Expect in New Jersey in January

New Jersey, the United States of America is a region in the United States of America. January in New Jersey generally has temperatures that range from very cold to cold, with moderate precipitation. During January, winter is in full swing.

Temperatures

During the day temperatures vary from very cold in Vernon at 1°C (34°F) to cold in Cape May at 6°C (43°F). At night it cools down to -2°C (28°F) in Cape May and -8°C (18°F) in Vernon. Typically, it's the chilliest month of the year. Making it a great time for staying indoors and enjoying the warmth. Make sure you're prepared by packing the right winter outfits.

To explore the conditions in New Jersey, the United States of America in more detail, check the map below.

Precipitation

In January, precipitation varies across different areas. From moderate snow/rainfall in Cape May with an average of 77 mm (3 in) to moderate snow/rainfall in Red Bank with 98 mm (3.9 in).

Average sunshine

Sunshine levels are moderate in most locations. Seaside Heights typically sees 163 hours of sunlight, creating comfortable conditions that aren't too bright or too dim. Looking for something sunnier? Our weather planner helps you discover destinations with more reliable sunshine.

Explore New Jersey by month

Pick a month to see the average temperature, rainfall and sunshine in New Jersey - and find the best time to visit. (based on Seaside Heights)

Best Places to Visit in New Jersey in January

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across New Jersey.

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in New Jersey

What is the weather like in January for some of the most popular destinations in New Jersey, the United States of America?

Temperature range in New Jersey (January)

Precipitation variation in New Jersey (January)

Seaside Heights

In January Seaside Heights generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -4°C (25°F) and moderate monthly snow/rainfall. So on average the conditions are less favorable that month.

December
January
February
Max temperature
9°C (48°F)
5°C (41°F)
5°C (41°F)
Min temperature
0°C (32°F)
-4°C (25°F)
-4°C (25°F)
Monthly sun hours
140 hours
163 hours
169 hours
Monthly snow/rainfall
140 mm (5.5 in)
95 mm (3.7 in)
88 mm (3.5 in)
Monthly rainy days
12 days
11 days
11 days
Weather conditions

Cape May

In January Cape May generally has low temperatures with maximum daytime temperatures around 6°C (43°F), minimum nighttime temperatures around -2°C (28°F) and moderate monthly snow/rainfall. So on average the conditions are less favorable that month.

December
January
February
Max temperature
10°C (50°F)
6°C (43°F)
6°C (43°F)
Min temperature
2°C (36°F)
-2°C (28°F)
-2°C (28°F)
Monthly snow/rainfall
120 mm (4.7 in)
77 mm (3 in)
77 mm (3 in)
Monthly rainy days
11 days
10 days
11 days
Weather conditions

Mount Laurel

In January Mount Laurel generally has low temperatures with maximum daytime temperatures around 5°C (41°F), minimum nighttime temperatures around -4°C (25°F) and moderate monthly snow/rainfall. So on average the conditions are less favorable that month.

December
January
February
Max temperature
9°C (48°F)
5°C (41°F)
6°C (43°F)
Min temperature
0°C (32°F)
-4°C (25°F)
-4°C (25°F)
Monthly sun hours
140 hours
153 hours
156 hours
Monthly snow/rainfall
128 mm (5 in)
93 mm (3.7 in)
74 mm (2.9 in)
Monthly rainy days
12 days
10 days
10 days
Weather conditions

Newark

In January Newark generally has low temperatures with maximum daytime temperatures around 4°C (39°F), minimum nighttime temperatures around -4°C (25°F) and moderate monthly snow/rainfall. So on average the conditions are less favorable that month.

December
January
February
Max temperature
8°C (46°F)
4°C (39°F)
5°C (41°F)
Min temperature
0°C (32°F)
-4°C (25°F)
-4°C (25°F)
Monthly sun hours
141 hours
161 hours
162 hours
Monthly snow/rainfall
128 mm (5 in)
89 mm (3.5 in)
82 mm (3.2 in)
Monthly rainy days
11 days
11 days
10 days
Weather conditions

Princeton

In January Princeton generally has low temperatures with maximum daytime temperatures around 4°C (39°F), minimum nighttime temperatures around -6°C (21°F) and moderate monthly snow/rainfall. So on average the conditions are less favorable that month.

December
January
February
Max temperature
8°C (46°F)
4°C (39°F)
5°C (41°F)
Min temperature
-2°C (28°F)
-6°C (21°F)
-6°C (21°F)
Monthly sun hours
140 hours
163 hours
169 hours
Monthly snow/rainfall
126 mm (5 in)
88 mm (3.5 in)
76 mm (3 in)
Monthly rainy days
12 days
11 days
10 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in New Jersey, in the United States of America.

Popular cities in January

Day & night temperatures, rainfall and average weather in New Jersey in January.

City Weather Day temp Night temp Rainfall
Seaside Heights 5°C (41°F) -4°C (25°F) 95 mm (3.7 in)
Cape May 6°C (43°F) -2°C (28°F) 77 mm (3 in)
Mount Laurel 5°C (41°F) -4°C (25°F) 93 mm (3.7 in)
Newark 4°C (39°F) -4°C (25°F) 89 mm (3.5 in)
Princeton 4°C (39°F) -6°C (21°F) 88 mm (3.5 in)
Parsippany 3°C (37°F) -6°C (21°F) 86 mm (3.4 in)

New Jersey weather in January: frequently asked questions

What is the weather like in New Jersey, the United States of America in January?

In January, New Jersey, the United States of America generally has less favorable weather conditions. Seaside Heights sees daytime temperatures near 5°C (41°F), with nights cooling to roughly -4°C (25°F).

What is the average temperature in New Jersey, the United States of America in January?

In Seaside Heights, the average daytime high in January is 5°C (41°F), while nighttime temperatures drop to around -4°C (25°F).

Does New Jersey, the United States of America get a lot of snow/rain in January?

Rain is generally moderate to light in New Jersey, the United States of America during January, with Seaside Heights averaging close to 95 mm (3.7 in).

Is January a Good Time to Visit New Jersey, the United States of America?

Given the typically less favorable weather conditions in Seaside Heights, January may not be the ideal time to visit New Jersey, the United States of America.

Generally speaking, May and July provide excellent weather in Seaside Heights. In contrast, January, February, March and December tend to have less favorable weather conditions.

Interested in more climate information?

We have much more information about the climate in New Jersey.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.