Climate and monthly weather forecast
Perth Amboy, NJ

A scenic panorama of Perth Amboy Town in New Jersey, with the bright neon lights as the sun sets behind the colorful and heavy cloudy sky above
A scenic panorama of Perth Amboy Town in New Jersey, with the bright neon lights as the sun sets behind the colorful and heavy cloudy sky above

Weather in January

January, like December, in Perth Amboy, New Jersey, is a wintry winter month, with an average temperature fluctuating between 36.9°F (2.7°C) and 25.9°F (-3.4°C). January is the coldest month, with an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 25.9°F (-3.4°C). Weather in January »

Weather in February

February, the last month of the winter in Perth Amboy, is another cold month, with an average temperature ranging between min 27.9°F (-2.3°C) and max 39.7°F (4.3°C). In Perth Amboy, the average high-temperature in February is essentially the same as in January - a still cold 39.7°F (4.3°C). Weather in February »

Weather in March

March, the first month of the spring in Perth Amboy, is a frosty month, with an average temperature varying between 46.9°F (8.3°C) and 34.7°F (1.5°C). In Perth Amboy, the average high-temperature in March slightly increases from a wintry 39.7°F (4.3°C) in February to a chilly 46.9°F (8.3°C). Weather in March »

Weather in April

April in Perth Amboy, New Jersey, is a mild spring month, with temperature in the range of an average high of 58.1°F (14.5°C) and an average low of 44.6°F (7°C). In Perth Amboy, the average high-temperature in April increases from a frosty 46.9°F (8.3°C) in March to a moderate 58.1°F (14.5°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Perth Amboy, New Jersey, with an average temperature ranging between max 67.8°F (19.9°C) and min 54.1°F (12.3°C). In May, the average high-temperature increases from a mild 58.1°F (14.5°C) in April to a comfortable 67.8°F (19.9°C). Weather in May »

Weather in June

June, the first month of the summer in Perth Amboy, is a warm month, with temperature in the range of an average low of 62.8°F (17.1°C) and an average high of 76.6°F (24.8°C). In June, the average high-temperature slightly increases from a comfortable 67.8°F (19.9°C) in May to a warm 76.6°F (24.8°C). Weather in June »

Weather in July

July, like June, in Perth Amboy, New Jersey, is another warm summer month, with an average temperature varying between 82.8°F (28.2°C) and 69.4°F (20.8°C). The warmest month is July, with an average high-temperature of 82.8°F (28.2°C) and an average low-temperature of 69.4°F (20.8°C). The average heat index in July is evaluated at a hot 88.9°F (31.6°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Perth Amboy, New Jersey, with an average temperature ranging between min 68.5°F (20.3°C) and max 81.3°F (27.4°C). In August, the average high-temperature is almost the same as in July - a still moderately hot 81.3°F (27.4°C). Weather in August »

Weather in September

September, the first month of the autumn in Perth Amboy, is still a warm month, with temperature in the range of an average high of 75°F (23.9°C) and an average low of 61.9°F (16.6°C). In September, the average high-temperature marginally drops from a warm 81.3°F (27.4°C) in August to a still moderately hot 75°F (23.9°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Perth Amboy, New Jersey, with an average temperature fluctuating between 51.4°F (10.8°C) and 63.5°F (17.5°C). In October, the average high-temperature drops from a moderately hot 75°F (23.9°C) in September to a comfortable 63.5°F (17.5°C). Weather in October »

Weather in November

November, the last month of the autumn in Perth Amboy, is another cool month, with temperature in the range of an average high of 52°F (11.1°C) and an average low of 40.3°F (4.6°C). In Perth Amboy, the average high-temperature in November drops from a comfortable 63.5°F (17.5°C) in October to a cool 52°F (11.1°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Perth Amboy, New Jersey, with an average temperature ranging between max 43.3°F (6.3°C) and min 33.4°F (0.8°C). In December, the average high-temperature marginally drops from a cool 52°F (11.1°C) in November to a chilly 43.3°F (6.3°C). Weather in December »
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FAQ

What is the coldest month in Perth Amboy?

January is the coldest month in Perth Amboy, with an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 25.9°F (-3.4°C).

How many days does it rain in Perth Amboy?

In Perth Amboy, during the entire year, the rain falls for 157.5 days and collects up to 31.42" (798mm) of precipitation.

When does it snow in Perth Amboy?

January through April, October through December are months with snowfall in Perth Amboy.

How many days does it snow in Perth Amboy?

In Perth Amboy, during the entire year, snow falls for 19.5 days and aggregates up to 8.35" (212mm) of snow.

When is the lowest UV index in Perth Amboy?

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

What is the most humid month in Perth Amboy?

February and May, with an average relative humidity of 77%, are most humid months.

When is the ocean coldest in Perth Amboy?

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

What is the month with the least sunshine in Perth Amboy?

With an average of 4.7h of sunshine, February has the least sunshine of the year in Perth Amboy, New Jersey.

What are the least humid months in Perth Amboy?

The months with the lowest humidity in Perth Amboy are March, April, August and November, with an average relative humidity of 73%.

When does it snow the most in Perth Amboy?

The month with the most snowfall in Perth Amboy, New Jersey, is March, when snow falls for 3.7 days and typically aggregates up to 3.39" (86mm) of snow.

When is Daylight Saving Time (DST) in Perth Amboy?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

When it does not snow in Perth Amboy?

May through September are months without snowfall.

When are the longest days in Perth Amboy?

With an average of 15h and 1min of daylight, June has the longest days of the year.

When is the highest UV index in Perth Amboy?

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

What is the warmest month in Perth Amboy?

July is the warmest month in Perth Amboy, with an average high-temperature of 82.8°F (28.2°C) and an average low-temperature of 69.4°F (20.8°C).

What is the wettest month in Perth Amboy?

The wettest months in Perth Amboy are July and December, with an average 3.31" (84mm) of rainfall.

What month has the most sunshine in Perth Amboy?

July has the most sunshine of the year in Perth Amboy, New Jersey, with an average of 10.6h of sunshine.

What month is the ocean warmest in Perth Amboy?

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

What is the driest month in Perth Amboy?

The month with the least rainfall in Perth Amboy is September, when the rain falls for 12.8 days and typically collects 1.81" (46mm) of precipitation.

What is the month with the shortest days in Perth Amboy?

With an average of 9h and 20min of daylight, December has the shortest days of the year.

Average temperature
Perth Amboy, NJ

Average temperature - Perth Amboy, NJ

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (36.9°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 (25.9°F).

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Average pressure
Perth Amboy, NJ

Average pressure - Perth Amboy, 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).

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Average wind speed
Perth Amboy, NJ

Average wind speed - Perth Amboy, 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).

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Average humidity
Perth Amboy, NJ

Average humidity - Perth Amboy, NJ

The months with the highest relative humidity are February and May (77%).
The months with the lowest relative humidity are March, April, August and November (73%).

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Average rainfall
Perth Amboy, NJ

Average rainfall - Perth Amboy, NJ

The wettest months (with the highest rainfall) are July and December (3.31").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days
Perth Amboy, NJ

Average rainfall days - Perth Amboy, NJ

The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall
Perth Amboy, NJ

Average snowfall - Perth Amboy, NJ

The month with the highest snowfall is March (3.39").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days
Perth Amboy, NJ

Average snowfall days - Perth Amboy, NJ

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average sea temperature
Perth Amboy, NJ

Average sea temperature - Perth Amboy, 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
Perth Amboy, NJ

Average daylight / Average sunshine - Perth Amboy, NJ

The month with the longest days is June (Average daylight: 15h and 1min).
The month with the shortest days is December (Average daylight: 9h and 20min).

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 42min).

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Average sunshine days
Perth Amboy, NJ

Average sunshine days - Perth Amboy, NJ

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (12.2 days).

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Average UV index
Perth Amboy, NJ

Average UV index - Perth Amboy, 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 visibility
Perth Amboy, NJ

Average visibility - Perth Amboy, 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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