Climate and monthly weather forecast
Jersey City, NJ

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The climate of Jersey City

Jersey City, New Jersey, USA resides under the Köppen climate classification of Cfa, indicating a humid subtropical climate with no discernible dry season. Located on the eastern seaboard of the United States, it experiences variation in weather patterns throughout the year with each season exhibiting defining characteristics.

A comprehensive review of the climate data reveals specifics about Jersey City's annual weather trends. High temperatures escalate from a cooler 36.5°F (2.5°C) in January to a peak of 82.9°F (28.3°C) in July, while low temperatures rise from 25.9°F (-3.4°C) in the first month of the year to a high of 69.3°F (20.7°C) in the warmest month. Humidity remains relatively constant throughout the year, fluctuating between 71% and 76%. Rainfall varies from a low of 2.2" (56mm) in September to a high of 3.74" (95mm) in December, with ten to eighteen days of rain per month.

In terms of snowfall, the colder months of January, February, and December see a little to moderate snow, with average snowfall per month between 2.09" (53mm) and 3.54" (90mm), contributing to half a day to nearly seven days of snowfall. Sea temperatures range from a chilly 39.7°F (4.3°C) in February to a more comfortable 74.1°F (23.4°C) in August, gradually moderating between these values over the year.

A peculiar element of Jersey City's weather is the pattern in sunlight hours. The shortest days are in December with a daylight duration of 9.3 hours while the longest days occur in June with up to 15.1 hours of sunlight. However, it should be noted that despite longer daylight hours in June, the actual sunshine duration barely surpasses that in May.

The best time to visit Jersey City

The most favorable time for tourists to visit Jersey City would be late spring into early fall, specifically from May to September. This period typically witnesses high temperatures fluctuating from 67.8°F (19.9°C) to 81.9°F (27.7°C) and sea temperatures conducive for water-based activities with a range from 52.5°F (11.4°C) to 74.1°F (23.4°C). The daylight duration during this stretch varies from 13.3 hours to 15.1 hours, offering ample time for outdoor exploration.

The worst time to visit Jersey City

On the contrary, winter months—primarily January and February—might not serve as the most pleasant times for visitors. With temperatures hovering between 36.5°F (2.5°C) and 39.2°F (4°C), the weather can be too cold for comfort. Moreover, these months see snowfall averaging around 2.5" (64mm) and reduced daylight hours—from 9.7 hours to 10.7 hours—limiting opportunities for outdoor engagement.

Spring weather in Jersey City

Spring in Jersey City runs from March to May with average high temperatures leaping from 46.6°F (8.1°C) to 67.8°F (19.9°C) and low temperatures climbing from 34.3°F (1.3°C) up to 54°F (12.2°C). Rainfall during this season is moderate, fluctuating from 2.83" (72mm) to 3.07" (78mm) over anywhere from 13 to 17 days.

Summer weather in Jersey City

Summer spans June through August, characterized by high temperatures peaking at 82.9°F (28.3°C) and hitting a low at 76.6°F (24.8°C). The sea warmth is usually between 64.5°F (18.1°C) and 74.1°F (23.4°C), an enticing cue for beach enthusiasts. Rainfall hovers between 2.95" (75mm) and 3.62" (92mm), falling over 16 to 18 days per month.

Autumn weather in Jersey City

Autumn, from September to November, greets visitors with high temperatures varying from 74.7°F (23.7°C) to 51.3°F (10.7°C) and low temperatures fluctuating from 61.5°F (16.4°C) to 40.3°F (4.6°C). The rainfall during autumn varies from 2.2" (56mm) to 2.64" (67mm), with the number of rainy days ranging from nine to fourteen.

Winter weather in Jersey City

Winter in Jersey City extends from December through February and showcases colder conditions. High temperatures waver between 36.5°F (2.5°C) and 42.3°F (5.7°C) while the minimum temperature drops from 32.7°F (0.4°C) to 25.9°F (-3.4°C). Snowfall during this period varies from 2.09" (53mm) to 3.54" (90mm), marking the arrival of the winter season in the city. The sea temperature typically hovers around 40°F (4.4°C) during these months.

Weather in January

January kicks off with a distinctive winter chill in Jersey City. Notably, temperatures can fall as low as 25.9°F (-3.4°C) while in the daytime averages rise to a mere 36.5°F (2.5°C). Flurries are frequent, with snow often beautifying the cityscape. Weather in January »

Weather in February

February follows suit with typical winter characteristics, although observing slight warming when compared with January. It is a month marked by predominance of cold temperatures and light snowfall, where temperature fluctuations between high and low remain fairly limited. Weather in February »

Weather in March

March, the first month of the spring in Jersey City, is a frosty month, with an average temperature fluctuating between 46.6°F (8.1°C) and 34.3°F (1.3°C). With the onset of March, Jersey City observes a minor temperature ascent, with the average high-temperature adjusting from February's cold 39.2°F (4°C) to a frosty 46.6°F (8.1°C). Weather in March »

Weather in April

April in Jersey City, New Jersey, is a refreshing spring month, with an average temperature fluctuating between 44.1°F (6.7°C) and 57.4°F (14.1°C). With the arrival of April, the average high-temperature transitions from a chilly 46.6°F (8.1°C) in March to a refreshing 57.4°F (14.1°C). Weather in April »

Weather in May

May, the last month of the spring in Jersey City, is a comfortable month, with an average temperature varying between 67.8°F (19.9°C) and 54°F (12.2°C). With the onset of May, Jersey City's average high-temperature experiences a rise, moving from April's refreshing 57.4°F (14.1°C) to an enjoyable 67.8°F (19.9°C). Weather in May »

Weather in June

June introduces summer to Jersey City, with the weather transitioning towards warmth and brightness. It sees a significant rise in daily temperature, peaking at an average high of 76.6°F (24.8°C). Sun-drenched days are abundant, with nearly 9.9 hours of sunshine daily on average. Weather in June »

Weather in July

July, the heart of summer in Jersey City experiences the pinnacle of warmth with temperatures soaring to the annual high of 82.9°F (28.3°C). The city basks in long, sunlit days and high humidity envelops the cityscape. Despite the occasionally high heat, the clear skies and gentle breezes are ideal conditions for engaging in outdoor events and activities. During the warmest month in Jersey City, July, temperatures average a high of 82.9°F (28.3°C) and a low of 69.3°F (20.7°C). During July, the heat index is calculated to be a hot 89.6°F (32°C). Weather in July »

Weather in August

August remains a component of the summer season in Jersey City, demonstrating a marginal decline with temperature ranging between 68.9°F (20.5°C) and 81.9°F (27.7°C). Despite slow reduction in daylight, Jersey City continues to enjoy the vibrancy and warmth of the summer sun. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Jersey City, New Jersey, with an average temperature ranging between max 74.7°F (23.7°C) and min 61.5°F (16.4°C). Jersey City observes a small decrease in the average high-temperature with the arrival of September, falling from August's moderately hot 81.9°F (27.7°C) to a still warm 74.7°F (23.7°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Jersey City, New Jersey, with an average temperature ranging between min 51.6°F (10.9°C) and max 63.1°F (17.3°C). In October, the average high-temperature goes from a warm 74.7°F (23.7°C) in September to a refreshing 63.1°F (17.3°C). Weather in October »

Weather in November

November is the door to winter in Jersey City, introducing a expedited drop in temperature and daylight hours. First snowflakes can be seen with snowfall commencing at 0.24" (6mm), a clear shift from the leaf fall of previous months. Weather in November »

Weather in December

December drowns Jersey City in the grip of winter, with average low temperatures dropping to 32.7°F (0.4°C). Along with the winter chill, there is a notable increase in snowfall with 1.77" (45mm), decorating the city in a typical winter wonderland fashion. Weather in December »
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Frequently asked questions

What are the coldest months in Jersey City?

The coldest period is January, when temperatures fluctuate between an average high of 36.5°F (2.5°C) and a low of 25.9°F (-3.4°C).

How many days does it rain in Jersey City?

In Jersey City, New Jersey, during the entire year, the rain falls for 163.4 days and collects up to 34.84" (885mm) of precipitation.

When does it snow in Jersey City?

January through April, November and December are months with snowfall.

How much does it snow in Jersey City?

In Jersey City, during the entire year, snow falls for 22.9 days and aggregates up to 10.63" (270mm) of snow.

What is the month with the lowest UV index in Jersey City?

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

What are the most humid months in Jersey City?

The months with the highest humidity in Jersey City, New Jersey, are February and December, with an average relative humidity of 76%.

What is the month with the coldest ocean in Jersey City?

The month with the coldest seawater is February, with an average ocean temperature of 39.7°F (4.3°C).

What is the month with the least sunshine in Jersey City?

With an average of 4.8h of sunshine, February has the least sunshine of the year in Jersey City.

When does it snow the most in Jersey City?

The month with the most snowfall in Jersey City, New Jersey, is March, when snow falls for 4.9 days and typically aggregates up to 3.54" (90mm) of snow.

When is Daylight Saving Time (DST) in Jersey City?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Jersey City, New Jersey, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow in Jersey City?

In Jersey City, snow does not fall in May through October.

When are the longest days in Jersey City?

June has the longest days of the year, with an average of 15h and 0min of daylight.

What are the months with the highest UV index in Jersey City?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What month is the hottest in Jersey City?

July is the month when Jersey City, New Jersey, experiences its warmest temperatures, averaging a high of 82.9°F (28.3°C) and a low of 69.3°F (20.7°C).

What month has the most sunshine in Jersey City?

The month with the most sunshine in Jersey City, New Jersey, is July, with an average of 10.6h of sunshine.

What is the least humid month in Jersey City?

August is the least humid month, with an average relative humidity of 71%.

What month is the ocean warmest in Jersey City?

With an average ocean temperature of 74.1°F (23.4°C), August is the month with the warmest seawater.

What is the driest month in Jersey City?

The month with the least rainfall in Jersey City, New Jersey, is September, when the rain falls for 13.2 days and typically collects 2.2" (56mm) of precipitation.

What is the wettest month in Jersey City?

December is the month with the most rainfall. Rain falls for 12.5 days and accumulates 3.74" (95mm) of precipitation.

What is the month with the shortest days in Jersey City?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Jersey City.

Average temperature
Jersey City, NJ

Average temperature - Jersey City, NJ

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (36.5°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 (25.9°F).

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Average pressure
Jersey City, NJ

Average pressure - Jersey City, NJ

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed
Jersey City, NJ

Average wind speed - Jersey City, NJ

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity
Jersey City, NJ

Average humidity - Jersey City, NJ

The months with the highest relative humidity are February and December (76%).
The month with the lowest relative humidity is August (71%).

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Average rainfall
Jersey City, NJ

Average rainfall - Jersey City, NJ

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is September (2.2").

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Average rainfall days
Jersey City, NJ

Average rainfall days - Jersey City, NJ

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is January (9 days).

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Average snowfall
Jersey City, NJ

Average snowfall - Jersey City, NJ

The month with the highest snowfall is March (3.54").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Jersey City, NJ

Average snowfall days - Jersey City, NJ

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature
Jersey City, NJ

Average sea temperature - Jersey City, NJ

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

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Average daylight / Average sunshine
Jersey City, NJ

Average daylight / Average sunshine - Jersey City, NJ

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).

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).

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Average sunshine days
Jersey City, NJ

Average sunshine days - Jersey City, NJ

The month with the most sunshine days is January (17.8 days).
The months with the least sunshine days are June and July (11.3 days).

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Average UV index
Jersey City, NJ

Average UV index - Jersey City, NJ

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).

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Average cloud cover
Jersey City, NJ

Average cloud cover - Jersey City, NJ

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 30).

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Average visibility
Jersey City, NJ

Average visibility - Jersey City, NJ

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).

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Jersey City, New Jersey, USA

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