Climate and monthly weather forecast
Bayonne, NJ

Today
Tomorrow
Long-term
YearJFMAMJJASOND
°Celsius°Fahrenheit
Share
Contents

The climate of Bayonne

Bayonne, New Jersey, USA nestles within the geographical coordinates of 40.66°N latitude and 74.11°W longitude. The city experiences a Cfa predominant climate, as described by the Köppen climate classification. This Cfa Köppen climate classification identifies a Humid subtropical climate, with no dry periods.

A glance at yearly weather trends reflects average high temperatures ranging from 36.5°F (2.5°C) in the colder months to 82.9°F (28.3°C) during the hottest periods of the year. The corresponding low temperatures extend from around 26.1°F (-3.3°C) to a maximum of about 69.4°F (20.8°C), demonstrating a substantial seasonal variation. When it comes to rainfall, the city receives an annual average precipitation depth extending from 1.85" (47mm) in dry months up to 3.35" (85mm) in the more humid intervals.

The humidity hardly varies throughout the year, oscillating between 72% and 76%, revealing the consistently humid atmosphere of Bayonne. Furthermore, an examination of seasonal daylight patterns shows a yearly range from 9.3 hours to 15.1 hours. This city also has a fairly constant average visibility level of 6 miles across different months.

The best time to visit Bayonne

Tourists and locals often find June to August to be the most suitable period to explore Bayonne. These months showcase the highest average high temperatures, from 74.3°F (23.5°C) to 82.9°F (28.3°C), coupled with mild nights that remain between 62.4°F (16.9°C) to 69.4°F (20.8°C). Additionally, the sea temperature ranges from 64.5°F (18.1°C) to 74.1°F (23.4°C) during this period, which is ideal for aquatic activities. Moreover, the city is bathed in sunshine for about 10 hours daily, and the UV index is at its peak at 6, which makes it a perfect time for outdoor excursions.

The worst time to visit Bayonne

January and February constitute the least desirable time to visit Bayonne. The chilling winter carries temperatures plummeting down to a low of around 26.1°F (-3.3°C) to 27.9°F (-2.3°C), while the average high temperatures remain cold, from 36.5°F (2.5°C) to 39.2°F (4°C). Moreover, the sea is too cold for swimming, with a staggering low temperature of 39.7°F (4.3°C) to 41.7°F (5.4°C). These months only offer 5-6 hours of daily sunshine, and the city receives the year's maximum snowfall of 1.65" (42mm) to 1.69" (43mm) during these months.

Spring weather in Bayonne

Spring brings a welcome relief in Bayonne, as temperatures ascend from an average high of 46.8°F (8.2°C) in March to a delightful 67.6°F (19.8°C) by May. Correspondingly, the low temperatures rise from 34.3°F (1.3°C) to 54.3°F (12.4°C). Moreover, the sea temperature experiences a slow increase from 40.2°F (4.6°C) to 52.5°F (11.4°C). With longer daylight hours from 12 hours to 14.5 hours, the city receives 6 to 9 hours of sunshine daily.

Summer weather in Bayonne

During summer, Bayonne experiences its peak temperatures with values extending from 74.3°F (23.5°C) to 82.9°F (28.3°C) in the high range and 62.4°F (16.9°C) to 69.4°F (20.8°C) in the lower range. Sea temperatures make it conducive for water activities, as they float between 64.5°F (18.1°C) and 74.1°F (23.4°C). Moreover, the daylight hours reach their zenith, extending from 14.5 hours to 15.1 hours. The city receives ample sunshine, offering 9 to 11 hours of sunny weather per day.

Autumn weather in Bayonne

Autumn witnesses a gradual dip in the temperatures from 74.3°F (23.5°C) to 51.4°F (10.8°C) for the highs and from 62.4°F (16.9°C) to 40.6°F (4.8°C) for the lows. The sea temperature, likewise, drops from 70.1°F (21.2°C) to 54.3°F (12.4°C) from September to November. Daylight hours decrease numerically, from 12.5 hours to 9.9 hours, and the number of sunny hours reduces from 9 hours to 6 hours daily by November.

Winter weather in Bayonne

Winter in Bayonne is characterized by the chilling weather, where the high temperatures range from 51.4°F (10.8°C) to 36.5°F (2.5°C) and the low temperatures solace between 40.6°F (4.8°C) to 26.1°F (-3.3°C). The sea temperature drops further during this season, from 54.3°F (12.4°C) to 41.7°F (5.4°C). The city receives the lowest daylight hours, between 9.3 hours to 9.9 hours, and 5 hours of sunshine per day. Interestingly, these months witness the maximum snowfall of the year, peaking at 1.65" (42mm) in December.

Weather in January

Beginning the year, January, in Bayonne, New Jersey is characterized by cold temperatures and a moderate amount of precipitation. The area sees the lowest sea temperature of the year, with the average around 41.7°F (5.4°C). While the month experiences shorter days compared to the rest of the year, the city does witness an average of 5.2 hours of sunshine per day, offering some respite to residents. Weather in January »

Weather in February

The climate mildly starts to shift in February, but the weather remains largely similar to that of January. Daily high temperatures increase slightly from January, reaching up to an average of 39.2°F (4°C). Despite an increase in daylight hours compared to the previous month, sunshine is somewhat limited, with the town seeing an average of only 4.8 sunshine hours per day. Weather in February »

Weather in March

March signifies the beginning of a transition from the harsh winter to the slightly milder spring. With an average maximum temperature of 46.8°F (8.2°C), March marks an increase in warmth from the preceding winter months. The significant change that the city experiences is in daylight and rainfall as this month sees an increase in both. Weather in March »

Weather in April

April in Bayonne, New Jersey brings in more noticeable shifts in the weather. Though precipitation remains relatively steady at 2.44" (62mm), the city experiences a warming average high temperature of 57°F (13.9°C). Residents then start to see spring in full bloom as the cold winter finally retreats. Weather in April »

Weather in May

May is associated with further rise in temperatures and the onset of sunnier days. With the maximum average temperature climbing to 67.6°F (19.8°C) and sea temperature warming to 52.5°F (11.4°C), the town begins to welcome summer. Weather in May »

Weather in June

The arrival of June brings with it the first blush of summer in Bayonne. In terms of average high temperatures, the town sees a significant increase, spiking all the way to 76.6°F (24.8°C), illustrating the arrival of the summer season. Weather in June »

Weather in July

July can be considered the pinnacle of summer in Bayonne, New Jersey. It is the hottest month of the year, with average high temperatures reaching up to 82.9°F (28.3°C). This makes July an excellent time for outdoor and water-related activities, amplified by the highest sea temperature of the year at 72.1°F (22.3°C). Weather in July »

Weather in August

Contrasting the peak of July, August sees a slight dip in temperature, signaling the subtle shift towards autumn. The average high temperature drops a bit to 81.7°F (27.6°C) from July’s soaring highs. Consistent daylight hours continue to sprinkle sunshine, keeping the days long, warm, and pleasant. Weather in August »

Weather in September

September can be described as the transition month from summer to autumn in Bayonne. With an average high temperature of 74.3°F (23.5°C), the town starts to cool down from the heat of the previous months. The change in weather and drop in sea temperature to 70.1°F (21.2°C) begins to introduce the coziness that autumn traditionally brings. Weather in September »

Weather in October

October witnesses a crucial shift in Bayonne’s weather as the town fully embraces the fall season. The substantial drop in high temperatures to an average of 63.5°F (17.5°C) indicates the onset of chillier days. Residents can expect leaves to start changing, offering a picturesque backdrop to the town. Weather in October »

Weather in November

Temperature drops continue to be the trend in November, with Bayonne, New Jersey experiencing an average high temperature of 51.4°F (10.8°C). The fall in sea temperature to 54.3°F (12.4°C), coupled with decreasing daylight hours, signifies the sharp transition to colder days. Weather in November »

Weather in December

December in Bayonne sees a marked shift in weather as winter conditions firmly take hold. In terms of temperature, a sharp decline occurs, and the city experiences average lows of 33.4°F (0.8°C). A notable increase in rainfall to 3.35" (85mm) accompanies the colder temperatures, making it one of the high precipitation months. Weather in December »
Updated: Jul 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

In Bayonne, January is the month with the lowest recorded average temperatures, measuring a high of 36.5°F (2.5°C) and a low of 26.1°F (-3.3°C).

How much does it rain?

In Bayonne, during the entire year, the rain falls for 162 days and collects up to 31.97" (812mm) of precipitation.

When does it snow?

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

How many days does it snow?

In Bayonne, New Jersey, during the entire year, snow falls for 20.2 days and aggregates up to 7.6" (193mm) of snow.

When is the lowest UV index in Bayonne?

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

What is the most humid month?

February, May and December, with an average relative humidity of 76%, are most humid months.

What is the month with the coldest ocean?

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

What is the month with the least sunshine?

February has the least sunshine of the year, with an average of 4.8h of sunshine.

When does it snow the most?

The month with the most snowfall is March, when snow falls for 4 days and typically aggregates up to 2.6" (66mm) of snow.

When is Daylight Saving Time (DST)?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, 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 Bayonne, snow does not fall in May through October.

When are the longest days?

The month with the longest days in Bayonne is June, with an average of 15h and 0min of daylight.

When is the highest UV index?

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

What is the hottest time of year?

Bayonne reaches its average highest temperatures in July, measuring 82.9°F (28.3°C) at the peak and 69.4°F (20.8°C) at the lowest.

What is the wettest month?

The wettest months in Bayonne are July and December, with an average 3.35" (85mm) of rainfall.

What month has the most sunshine?

The month with the most sunshine is July, with an average of 10.7h of sunshine.

What is the least humid month?

With an average relative humidity of 72%, August is the least humid month.

What is the month with the warmest ocean?

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?

The month with the least rainfall is September, when the rain falls for 12.9 days and typically collects 1.85" (47mm) of precipitation.

What is the month with the shortest days in Bayonne?

With an average of 9h and 18min of daylight, December has the shortest days of the year.
Today
Tomorrow
Long-term
YearJFMAMJJASOND

Average temperature
Bayonne, NJ

Average temperature - Bayonne, 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 (69.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure
Bayonne, NJ

Average pressure - Bayonne, NJ

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
Bayonne, NJ

Average wind speed - Bayonne, NJ

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity
Bayonne, NJ

Average humidity - Bayonne, NJ

The months with the highest relative humidity are February, May and December (76%).
The month with the lowest relative humidity is August (72%).

Average rainfall
Bayonne, NJ

Average rainfall - Bayonne, NJ

The wettest months (with the highest rainfall) are July and December (3.35").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days
Bayonne, NJ

Average rainfall days - Bayonne, NJ

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is November (9.5 days).

Average snowfall
Bayonne, NJ

Average snowfall - Bayonne, NJ

The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days
Bayonne, NJ

Average snowfall days - Bayonne, NJ

The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average sea temperature
Bayonne, NJ

Average sea temperature - Bayonne, 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).

Average daylight / Average sunshine
Bayonne, NJ

Average daylight / Average sunshine - Bayonne, 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days
Bayonne, NJ

Average sunshine days - Bayonne, NJ

The month with the most sunshine days is November (17.8 days).
The month with the least sunshine days is June (11.8 days).

Average UV index
Bayonne, NJ

Average UV index - Bayonne, 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).

Average cloud cover
Bayonne, NJ

Average cloud cover - Bayonne, NJ

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility
Bayonne, NJ

Average visibility - Bayonne, 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).

Bayonne, New Jersey, USA

Weather forecast for today
Weather forecast for tomorrow
10 days weather forecast
Climate data
1January
2February
3March
4April
5May
6June
7July
8August
9September
10October
11November
12December

Weather forecast for your location

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