Climate and monthly weather forecast
Sewell, NJ

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Weather in January

January, the same as December, is another cold winter month in Sewell, New Jersey, with an average temperature fluctuating between 37.9°F (3.3°C) and 26.1°F (-3.3°C). The coldest period is January, when temperatures fluctuate between an average high of 37.9°F (3.3°C) and a low of 26.1°F (-3.3°C). Weather in January »

Weather in February

February, the last month of the winter in Sewell, is another cold month, with temperature in the range of an average high of 41.7°F (5.4°C) and an average low of 28.8°F (-1.8°C). With the onset of February, the average high-temperature registers at a still icy 41.7°F (5.4°C), subtly different from January's 37.9°F (3.3°C). Weather in February »

Weather in March

March, the first month of the spring in Sewell, is a chilly month, with an average temperature varying between 35.6°F (2°C) and 49.8°F (9.9°C). With the onset of March, Sewell experiences a subtle temperature shift, with the average high-temperature moving from an icy 41.7°F (5.4°C) in February to a chilly 49.8°F (9.9°C). Weather in March »

Weather in April

April is an enjoyable spring month in Sewell, New Jersey, with an average temperature fluctuating between 61.7°F (16.5°C) and 45.5°F (7.5°C). Sewell sees an increase in the average high-temperature with the arrival of April, moving from March's frosty 49.8°F (9.9°C) to a refreshing 61.7°F (16.5°C). Weather in April »

Weather in May

The last month of the spring, May, is a pleasant month in Sewell, New Jersey, with temperature in the range of an average high of 72°F (22.2°C) and an average low of 55°F (12.8°C). May brings an increase in the average high-temperature, progressing from a comfortable 61.7°F (16.5°C) in April to a pleasant 72°F (22.2°C). Weather in May »

Weather in June

June, the first month of the summer in Sewell, is a moderately hot month, with an average temperature fluctuating between 79.5°F (26.4°C) and 63.1°F (17.3°C). June's arrival coincides with a marginal rise in the average high-temperature, moving from May's pleasant 72°F (22.2°C) to a warm 79.5°F (26.4°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Sewell, New Jersey, with an average temperature fluctuating between 85.6°F (29.8°C) and 69.1°F (20.6°C). July is the month when Sewell sees the highest average temperatures, with a high of 85.6°F (29.8°C) and a low of 69.1°F (20.6°C). In July, the average heat index is computed to be a torrid 96.8°F (36°C). Weather in July »

Weather in August

August, the last month of the summer in Sewell, is another warm month, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 67.6°F (19.8°C). August's commencement is accompanied by an average high-temperature of a still warm 83.7°F (28.7°C), diverging marginally from July's 85.6°F (29.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Sewell, New Jersey, with temperature in the range of an average high of 76.5°F (24.7°C) and an average low of 61.2°F (16.2°C). September's arrival aligns with a minor decrease in average high-temperatures, from August's warm 83.7°F (28.7°C) to a still moderately hot 76.5°F (24.7°C). Weather in September »

Weather in October

October, like September, in Sewell, New Jersey, is another refreshing autumn month, with an average temperature fluctuating between 50.7°F (10.4°C) and 64.9°F (18.3°C). With October's onset, the average high-temperature recedes from September's warm 76.5°F (24.7°C) to an enjoyable 64.9°F (18.3°C). Weather in October »

Weather in November

November, the last month of the autumn in Sewell, is another cool month, with an average temperature varying between 39.7°F (4.3°C) and 53.2°F (11.8°C). Sewell's November weather comes with a decrease in average high-temperatures, moving from a comfortable 64.9°F (18.3°C) in October to a fresh 53.2°F (11.8°C). Weather in November »

Weather in December

December, the first month of the winter in Sewell, is still a chilly month, with an average temperature fluctuating between 44.1°F (6.7°C) and 32.9°F (0.5°C). A shift in Sewell's weather is observed as November turns into December, with the average high temperature reducing from a cool 53.2°F (11.8°C) to a chilly 44.1°F (6.7°C). Weather in December »
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Frequently asked questions

What time of the year is the coldest in Sewell?

Sewell witnesses the coldest weather in January, with temperatures averaging a high of 37.9°F (3.3°C) and a low of 26.1°F (-3.3°C).

What is the driest month in Sewell?

The month with the least rainfall is January, when the rain falls for 6.8 days and typically collects 0.51" (13mm) of precipitation.

How much does it rain in Sewell?

In Sewell, during the entire year, the rain falls for 113.4 days and collects up to 9.25" (235mm) of precipitation.

When does it snow in Sewell?

Months with snowfall in Sewell, New Jersey, are January through April, November and December.

How much does it snow in Sewell?

Throughout the year, there are 10.9 snowfall days, and 1.65" (42mm) of snow is accumulated.

What are the months with the lowest UV index in Sewell?

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

What is the snowiest month in Sewell?

The month with the most snowfall is February, when snow falls for 3.3 days and typically aggregates up to 0.59" (15mm) of snow.

What is the month with the least sunshine in Sewell?

The month with the least sunshine is February, with an average of 4.9h of sunshine.

When is Daylight Saving Time (DST) in Sewell?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Sewell, 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.

What is the least humid month in Sewell?

With an average relative humidity of 71%, April is the least humid month in Sewell, New Jersey.

When it does not snow in Sewell?

In Sewell, snow does not fall in May through October.

When is the highest UV index in Sewell?

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

When are the longest days in Sewell?

June has the longest days of the year, with an average of 14h and 54min of daylight.

What month is the hottest in Sewell?

In Sewell, New Jersey, the average temperatures in July are the highest, with a peak at 85.6°F (29.8°C) and a low of 69.1°F (20.6°C).

What month has the most sunshine in Sewell?

July has the most sunshine of the year in Sewell, New Jersey, with an average of 10.8h of sunshine.

What is the wettest month in Sewell?

The month with the most rainfall in Sewell is August, when the rain falls for 12.5 days and typically aggregates up to 1.1" (28mm) of precipitation.

What are the most humid months in Sewell?

The months with the highest humidity in Sewell, New Jersey, are October and December, with an average relative humidity of 77%.

What is the month with the shortest days in Sewell?

December has the shortest days of the year in Sewell, New Jersey, with an average of 9h and 24min of daylight.

Average temperature
Sewell, NJ

Average temperature - Sewell, NJ

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.9°F).

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure
Sewell, NJ

Average pressure - Sewell, NJ

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed
Sewell, NJ

Average wind speed - Sewell, NJ

The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity
Sewell, NJ

Average humidity - Sewell, NJ

The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall
Sewell, NJ

Average rainfall - Sewell, NJ

The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days
Sewell, NJ

Average rainfall days - Sewell, NJ

The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is November (6.3 days).

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Average snowfall
Sewell, NJ

Average snowfall - Sewell, NJ

The month with the highest snowfall is February (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Sewell, NJ

Average snowfall days - Sewell, NJ

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Sewell, NJ

Average daylight / Average sunshine - Sewell, NJ

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days
Sewell, NJ

Average sunshine days - Sewell, NJ

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.7 days).

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Average UV index
Sewell, NJ

Average UV index - Sewell, NJ

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

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Average visibility
Sewell, NJ

Average visibility - Sewell, 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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Sewell, New Jersey, USA

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