Monthly weather forecast and climate
Sewaren, NJ

Weather in January

January, the same as December, is a wintry winter month in Sewaren, New Jersey, with temperature in the range of an average low of 25.9°F (-3.4°C) and an average high of 36.9°F (2.7°C). With an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 25.9°F (-3.4°C), January is the coldest month. Weather in January »

Weather in February

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

Weather in March

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

Weather in April

April is a moderate spring month in Sewaren, New Jersey, 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 Sewaren, the average high-temperature rises, from a chilly 46.9°F (8.3°C) in March, to a mild 58.1°F (14.5°C). Weather in April »

Weather in May

The last month of the spring, May, is an enjoyable month in Sewaren, New Jersey, with average temperature varying between 67.8°F (19.9°C) and 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 Sewaren, is a warm month, with average temperature ranging between max 76.6°F (24.8°C) and min 62.8°F (17.1°C). In June, the average high-temperature marginally rises, from an enjoyable 67.8°F (19.9°C) in May, to a moderately hot 76.6°F (24.8°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Sewaren, New Jersey, with temperature in the range of an average low of 69.4°F (20.8°C) and an average high of 82.8°F (28.2°C). With an average high-temperature of 82.8°F (28.2°C) and an average low-temperature of 69.4°F (20.8°C), July is the warmest month. In July, the average heat index is appraised at a hot 88.9°F (31.6°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Sewaren, New Jersey, with average temperature ranging between max 81.3°F (27.4°C) and min 68.5°F (20.3°C). In August, the average high-temperature is essentially the same as in July - a still warm 81.3°F (27.4°C). Weather in August »

Weather in September

September, the first month of the autumn, in Sewaren, is still a warm month, with average temperature ranging between min 61.9°F (16.6°C) and max 75°F (23.9°C). In Sewaren, the average high-temperature slightly decreases, from a moderately hot 81.3°F (27.4°C) in August, to a still warm 75°F (23.9°C). Weather in September »

Weather in October

October, like September, in Sewaren, New Jersey, is another enjoyable autumn month, with average temperature ranging between min 51.4°F (10.8°C) and max 63.5°F (17.5°C). In October, the average high-temperature decreases, from a moderately hot 75°F (23.9°C) in September, to an enjoyable 63.5°F (17.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Sewaren, New Jersey, with average temperature varying between 40.3°F (4.6°C) and 52°F (11.1°C). In November, the average high-temperature drops, from a comfortable 63.5°F (17.5°C) in October, to a fresh 52°F (11.1°C). Weather in November »

Weather in December

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

What is the coldest month in Sewaren?

With an average high-temperature of 36.9°F (2.7°C) and an average low-temperature of 25.9°F (-3.4°C), January is the coldest month in Sewaren, New Jersey.

How much does it rain in Sewaren?

Throughout the year, in Sewaren, there are 157.5 rainfall days, and 31.42" (798mm) of precipitation is accumulated.

When does it snow in Sewaren?

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

How many days does it snow in Sewaren?

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

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

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

What are the most humid months in Sewaren?

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

When is the ocean coldest in Sewaren?

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

What is the month with the least sunshine in Sewaren?

The month with the least sunshine is February, with an average of 4.7h of sunshine.

What are the least humid months in Sewaren?

Months with the lowest humidity are March, April, August and November, with an average relative humidity of 73%.

What is the snowiest month in Sewaren?

March is the month with the most snowfall in Sewaren. Snow falls for 3.7 days and accumulates 3.39" (86mm) of snow.

When it does not snow in Sewaren?

May through September are months without snowfall.

When are the longest days in Sewaren?

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

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

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

What is the warmest month in Sewaren?

The warmest month in Sewaren, New Jersey, 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).

What is the wettest month in Sewaren?

Months with the most rainfall in Sewaren, New Jersey, are July and December, with an average 3.31" (84mm) of precipitation.

What month has the most sunshine in Sewaren?

July has the most sunshine of the year in Sewaren, with an average of 10.6h of sunshine.

What is the month with the warmest ocean in Sewaren?

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

What is the driest month in Sewaren?

The month with the least rainfall in Sewaren 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 Sewaren?

December has the shortest days of the year in Sewaren, New Jersey, with an average of 9.3h of daylight.

Average temperature
Sewaren, NJ

Average temperature - Sewaren, 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
Sewaren, NJ

Average pressure - Sewaren, NJ

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

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Average wind speed
Sewaren, NJ

Average wind speed - Sewaren, 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
Sewaren, NJ

Average humidity - Sewaren, NJ

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

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Average rainfall
Sewaren, NJ

Average rainfall - Sewaren, 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
Sewaren, NJ

Average rainfall days - Sewaren, 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
Sewaren, NJ

Average snowfall - Sewaren, NJ

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

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Average snowfall days
Sewaren, NJ

Average snowfall days - Sewaren, NJ

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

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Average sea temperature
Sewaren, NJ

Average sea temperature - Sewaren, 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
Sewaren, NJ

Average daylight / Average sunshine - Sewaren, NJ

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is February (Average sunshine: 4.7h).

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Average sunshine days
Sewaren, NJ

Average sunshine days - Sewaren, 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
Sewaren, NJ

Average UV index - Sewaren, NJ

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average visibility
Sewaren, NJ

Average visibility - Sewaren, 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).

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