Monthly weather forecast and climate
Edison, NJ

Weather in January

January, the same as December, is another cold winter month in Edison, New Jersey, with average temperature varying between 25°F (-3.9°C) and 36.7°F (2.6°C). With an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 25°F (-3.9°C), January is the coldest month. Weather in January »

Weather in February

The last month of the winter, February, is also a wintry month in Edison, New Jersey, with temperature in the range of an average high of 39.7°F (4.3°C) and an average low of 26.6°F (-3°C). In Edison, the average high-temperature in February is practically 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 Edison, is a chilly month, with average temperature fluctuating between 34.2°F (1.2°C) and 47.5°F (8.6°C). In Edison, the average high-temperature in March slightly increases, from a cold 39.7°F (4.3°C) in February, to a chilly 47.5°F (8.6°C). Weather in March »

Weather in April

April in Edison, New Jersey, is a moderate spring month, with average temperature fluctuating between 59.2°F (15.1°C) and 43.5°F (6.4°C). In April, the average high-temperature rises, from a chilly 47.5°F (8.6°C) in March, to a moderate 59.2°F (15.1°C). Weather in April »

Weather in May

May, the last month of the spring, in Edison, is a pleasant month, with average temperature ranging between max 69.4°F (20.8°C) and min 53.2°F (11.8°C). In Edison, New Jersey, the average high-temperature increases, from a moderate 59.2°F (15.1°C) in April, to an agreeable 69.4°F (20.8°C). Weather in May »

Weather in June

The first month of the summer, June, is a warm month in Edison, New Jersey, with average temperature ranging between max 77.9°F (25.5°C) and min 61.9°F (16.6°C). In June, the average high-temperature slightly increases, from a pleasant 69.4°F (20.8°C) in May, to a warm 77.9°F (25.5°C). Weather in June »

Weather in July

July, like June, in Edison, New Jersey, is another warm summer month, with average temperature varying between 84°F (28.9°C) and 68.2°F (20.1°C). July is the warmest month, with an average high-temperature of 84°F (28.9°C) and an average low-temperature of 68.2°F (20.1°C). In July, the average heat index is calculated to a tropical 91.6°F (33.1°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Edison, New Jersey, with average temperature varying between 67.5°F (19.7°C) and 82.6°F (28.1°C). In August, the average high-temperature is practically the same as in July - a still warm 82.6°F (28.1°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Edison, New Jersey, with average temperature fluctuating between 60.4°F (15.8°C) and 75.6°F (24.2°C). In Edison, the average high-temperature marginally drops, from 82.6°F (28.1°C) in August, to a still warm 75.6°F (24.2°C). Weather in September »

Weather in October

October, the same as September, is another enjoyable autumn month in Edison, New Jersey, with average temperature fluctuating between 50.4°F (10.2°C) and 63.5°F (17.5°C). In Edison, the average high-temperature decreases, from a warm 75.6°F (24.2°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 Edison, is another cool month, with average temperature varying between 39.2°F (4°C) and 52°F (11.1°C). In Edison, the average high-temperature in November decreases, 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

December, the first month of the winter, in Edison, is also a wintry month, with average temperature ranging between max 42.6°F (5.9°C) and min 32.5°F (0.3°C). In Edison, the average high-temperature drops, from a cool 52°F (11.1°C) in November, to a wintry 42.6°F (5.9°C). Weather in December »
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FAQ

What is the coldest month in Edison?

With an average high-temperature of 36.7°F (2.6°C) and an average low-temperature of 25°F (-3.9°C), January is the coldest month.

How many days does it rain in Edison?

Throughout the year, there are 149.9 rainfall days, and 26.93" (684mm) of precipitation is accumulated.

When does it snow in Edison?

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

How many days does it snow in Edison?

Throughout the year, in Edison, New Jersey, there are 18.6 snowfall days, and 7.64" (194mm) of snow is accumulated.

When is the lowest UV index in Edison?

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

What is the most humid month in Edison?

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

What is the month with the least sunshine in Edison?

The month with the least sunshine is February, with an average of 4.6h of sunshine.

What is the snowiest month in Edison?

March is the month with the most snowfall. Snow falls for 3.8 days and accumulates 3.27" (83mm) of snow.

When it does not snow in Edison?

In Edison snow does not fall in May through October.

When is the highest UV index in Edison?

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

When are the longest days in Edison?

With an average of 15h of daylight, June has the longest days of the year in Edison.

What is the warmest month in Edison?

July is the warmest month in Edison, with an average high-temperature of 84°F (28.9°C) and an average low-temperature of 68.2°F (20.1°C).

What is the rainiest month in Edison?

The month with the most rainfall is July when the rain falls for 16.8 days and typically aggregates up to 3.07" (78mm) of precipitation.

What month has the most sunshine in Edison?

The month with the most sunshine is July, with an average of 10.4h of sunshine.

What is the least humid month in Edison?

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

What is the driest month in Edison?

The month with the least rainfall is September when the rain falls for 12.8 days and typically collects 1.54" (39mm) of precipitation.

What is the month with the shortest days in Edison?

With an average of 9.3h of daylight, December has the shortest days of the year.

Average pressure
Edison, NJ

Average pressure - Edison, 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
Edison, NJ

Average wind speed - Edison, NJ

The windiest month (with the highest average wind speed) is March (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity
Edison, NJ

Average humidity - Edison, NJ

Months with the highest relative humidity are February, October and December (77%).
The month with the lowest relative humidity is August (72%).

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Average rainfall
Edison, NJ

Average rainfall - Edison, NJ

The wettest month (with the highest rainfall) is July (3.07").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days
Edison, NJ

Average rainfall days - Edison, NJ

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall
Edison, NJ

Average snowfall - Edison, NJ

The month with the highest snowfall is March (3.27").
Months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days
Edison, NJ

Average snowfall days - Edison, NJ

The month with the highest number of snowfall days is January (5.6 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Edison, NJ

Average daylight / Average sunshine - Edison, 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: 10.4h).
The month with the least sunshine is February (Average sunshine: 4.6h).

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Average sunshine days
Edison, NJ

Average sunshine days - Edison, NJ

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index
Edison, NJ

Average UV index - Edison, NJ

Months with the highest UV index are May, 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
Edison, NJ

Average visibility - Edison, 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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