Monthly weather forecast and climate
Passaic, NJ

January, the same as December, is a wintry winter month in Passaic, New Jersey, with average temperature varying between 35.4°F (1.9°C) and 24.1°F (-4.4°C). January is the coldest month, with an average high-temperature of 35.4°F (1.9°C) and an average low-temperature of 24.1°F (-4.4°C). Weather in January »

February, the last month of the winter, in Passaic, is also a wintry month, with temperature in the range of an average high of 38.8°F (3.8°C) and an average low of 26.1°F (-3.3°C). In February, the average high-temperature is relatively the same as in January - a still cold 38.8°F (3.8°C). Weather in February »

The first month of the spring, March, is a frosty month in Passaic, New Jersey, with average temperature fluctuating between 46.6°F (8.1°C) and 33.1°F (0.6°C). In March, the average high-temperature slightly increases, from a wintry 38.8°F (3.8°C) in February, to a frosty 46.6°F (8.1°C). Weather in March »

April is a moderate spring month in Passaic, New Jersey, with temperature in the range of an average high of 58.5°F (14.7°C) and an average low of 43.3°F (6.3°C). In Passaic, the average high-temperature in April rises, from a frosty 46.6°F (8.1°C) in March, to a mild 58.5°F (14.7°C). Weather in April »

The last month of the spring, May, is a pleasant month in Passaic, New Jersey, with average temperature fluctuating between 69.4°F (20.8°C) and 52.7°F (11.5°C). In May, the average high-temperature increases, from a moderate 58.5°F (14.7°C) in April, to a pleasant 69.4°F (20.8°C). Weather in May »

The first month of the summer, June, is a moderately hot month in Passaic, New Jersey, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 77.5°F (25.3°C). In June, the average high-temperature marginally rises, from a pleasant 69.4°F (20.8°C) in May, to a moderately hot 77.5°F (25.3°C). Weather in June »

July, the same as June, is a moderately hot summer month in Passaic, New Jersey, with average temperature varying between 84.2°F (29°C) and 67.8°F (19.9°C). The warmest month is July, with an average high-temperature of 84.2°F (29°C) and an average low-temperature of 67.8°F (19.9°C). The average heat index in July is evaluated at a hot 91.6°F (33.1°C). Weather in July »

August, the last month of the summer, in Passaic, is another warm month, with average temperature varying between 66.9°F (19.4°C) and 82.2°F (27.9°C). In August, the average high-temperature is essentially the same as in July - a still moderately hot 82.2°F (27.9°C). Weather in August »

The first month of the autumn, September, is still a warm month in Passaic, New Jersey, with average temperature varying between 75.4°F (24.1°C) and 59.9°F (15.5°C). In September, the average high-temperature slightly decreases, from 82.2°F (27.9°C) in August, to a still warm 75.4°F (24.1°C). Weather in September »

October, like September, in Passaic, New Jersey, is another comfortable autumn month, with average temperature varying between 49.8°F (9.9°C) and 63°F (17.2°C). In Passaic, New Jersey, the average high-temperature in October drops, from a warm 75.4°F (24.1°C) in September, to a comfortable 63°F (17.2°C). Weather in October »

The last month of the autumn, November, is also a fresh month in Passaic, New Jersey, with average temperature fluctuating between 50.9°F (10.5°C) and 38.3°F (3.5°C). In Passaic, the average high-temperature decreases, from a comfortable 63°F (17.2°C) in October, to a cool 50.9°F (10.5°C). Weather in November »

The first month of the winter, December, is also a wintry month in Passaic, New Jersey, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 31.1°F (-0.5°C). In Passaic, the average high-temperature decreases, from a cool 50.9°F (10.5°C) in November, to a wintry 41.7°F (5.4°C). Weather in December »

What is the coldest month in Passaic?

January is the coldest month, with an average high-temperature of 35.4°F (1.9°C) and an average low-temperature of 24.1°F (-4.4°C).

How much does it rain in Passaic?

In Passaic, during the entire year, the rain falls for 150.9 days and collects up to 25.28" (642mm) of precipitation.

When does it snow in Passaic?

Months with snowfall in Passaic are January through April, November and December.

How many days does it snow in Passaic?

In Passaic, New Jersey, during the entire year, snow falls for 20 days, and aggregates up to 8.07" (205mm) of snow.

What is the month with the lowest UV index in Passaic?

Months with the lowest UV index in Passaic, New Jersey, are January through March, November and December, with an average maximum UV index of 2.

What is the most humid month in Passaic?

Months with the highest humidity are February and December, with an average relative humidity of 77%.

What is the driest month in Passaic?

The month with the least rainfall is February when the rain falls for 8.9 days and typically collects 1.46" (37mm) of precipitation.

What is the month with the least sunshine in Passaic?

February has the least sunshine of the year in Passaic, with an average of 4.7h of sunshine.

When does it snow the most in Passaic?

March is the month with the most snowfall in Passaic, New Jersey. Snow falls for 4.3 days and accumulates 2.83" (72mm) of snow.

When it does not snow in Passaic?

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

When are the longest days in Passaic?

June has the longest days of the year, with an average of 15.1h of daylight.

What are the months with the highest UV index in Passaic?

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

What is the warmest month in Passaic?

With an average high-temperature of 84.2°F (29°C) and an average low-temperature of 67.8°F (19.9°C), July is the warmest month in Passaic, New Jersey.

What is the rainiest month in Passaic?

The month with the most rainfall in Passaic, New Jersey, is July when the rain falls for 17.2 days and typically aggregates up to 2.91" (74mm) of precipitation.

What month has the most sunshine in Passaic?

July has the most sunshine of the year in Passaic, with an average of 10.5h of sunshine.

What is the least humid month in Passaic?

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

What is the month with the shortest days in Passaic?

December has the shortest days of the year in Passaic, New Jersey, with an average of 9.3h of daylight.
Average temperature - Passaic, NJ
Average pressure - Passaic, NJ

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

Average wind speed - Passaic, NJ

The windiest months (with the highest average wind speed) are January and March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity - Passaic, NJ
Average rainfall - Passaic, NJ
Average rainfall days - Passaic, NJ

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is January (7.5 days).

Average snowfall - Passaic, NJ
Average snowfall days - Passaic, NJ

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

Average daylight / Average sunshine - Passaic, NJ

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.7h).

Average sunshine days - Passaic, NJ

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is July (11.5 days).

Average UV index - Passaic, NJ
Average visibility - Passaic, NJ

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).