Monthly weather forecast and climate
Deerfield, NJ

Weather in January

January, like December, in Deerfield, New Jersey, is a wintry winter month, with average temperature fluctuating between 27.7°F (-2.4°C) and 39°F (3.9°C). The coldest month is January, with an average high-temperature of 39°F (3.9°C) and an average low-temperature of 27.7°F (-2.4°C). Weather in January »

Weather in February

February, the last month of the winter, in Deerfield, is also a wintry month, with temperature in the range of an average high of 42.4°F (5.8°C) and an average low of 29.7°F (-1.3°C). In Deerfield, the average high-temperature in February is almost the same as in January - a still cold 42.4°F (5.8°C). Weather in February »

Weather in March

March, the first month of the spring, in Deerfield, is a frosty month, with temperature in the range of an average high of 49.6°F (9.8°C) and an average low of 36.5°F (2.5°C). In March, the average high-temperature marginally rises, from a wintry 42.4°F (5.8°C) in February, to a frosty 49.6°F (9.8°C). Weather in March »

Weather in April

April in Deerfield, New Jersey, is an enjoyable spring month, with temperature in the range of an average high of 61.2°F (16.2°C) and an average low of 46°F (7.8°C). In Deerfield, the average high-temperature rises, from a frosty 49.6°F (9.8°C) in March, to a comfortable 61.2°F (16.2°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Deerfield, New Jersey, with temperature in the range of an average low of 55.8°F (13.2°C) and an average high of 70.9°F (21.6°C). In May, the average high-temperature increases, from a comfortable 61.2°F (16.2°C) in April, to an agreeable 70.9°F (21.6°C). Weather in May »

Weather in June

The first month of the summer, June, is a moderately hot month in Deerfield, New Jersey, with average temperature varying between 63.7°F (17.6°C) and 78.8°F (26°C). In Deerfield, the average high-temperature in June slightly increases, from a pleasant 70.9°F (21.6°C) in May, to a moderately hot 78.8°F (26°C). Weather in June »

Weather in July

July, the same as June, is a moderately hot summer month in Deerfield, New Jersey, with average temperature fluctuating between 84.2°F (29°C) and 69.3°F (20.7°C). With an average high-temperature of 84.2°F (29°C) and an average low-temperature of 69.3°F (20.7°C), July is the warmest month. The average heat index is appraised at a tropical 93.7°F (34.3°C). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Deerfield, New Jersey, with temperature in the range of an average low of 67.8°F (19.9°C) and an average high of 82°F (27.8°C). In Deerfield, the average high-temperature is relatively the same as in July - a still warm 82°F (27.8°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Deerfield, New Jersey, with average temperature fluctuating between 76.1°F (24.5°C) and 61.9°F (16.6°C). In September, the average high-temperature slightly decreases, from 82°F (27.8°C) in August, to a still moderately hot 76.1°F (24.5°C). Weather in September »

Weather in October

October, the same as September, is another comfortable autumn month in Deerfield, New Jersey, with average temperature fluctuating between 52.5°F (11.4°C) and 65.1°F (18.4°C). In October, the average high-temperature decreases, from a moderately hot 76.1°F (24.5°C) in September, to a comfortable 65.1°F (18.4°C). Weather in October »

Weather in November

November, the last month of the autumn, in Deerfield, is another cool month, with average temperature fluctuating between 54°F (12.2°C) and 41°F (5°C). In November, the average high-temperature drops, from a comfortable 65.1°F (18.4°C) in October, to a cool 54°F (12.2°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Deerfield, New Jersey, with average temperature fluctuating between 34.5°F (1.4°C) and 45.3°F (7.4°C). In December, the average high-temperature marginally drops, from a fresh 54°F (12.2°C) in November, to a frosty 45.3°F (7.4°C). Weather in December »
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FAQ

What is the coldest month in Deerfield?

With an average high-temperature of 39°F (3.9°C) and an average low-temperature of 27.7°F (-2.4°C), January is the coldest month in Deerfield, New Jersey.

How many days does it rain in Deerfield?

In Deerfield, during the entire year, the rain falls for 105.4 days and collects up to 8.03" (204mm) of precipitation.

When does it snow in Deerfield?

Months with snowfall in Deerfield, New Jersey, are January through March, November and December.

How much does it snow in Deerfield?

Throughout the year, there are 10.9 snowfall days, and 1.38" (35mm) of snow is accumulated.

When does it snow the most in Deerfield?

The month with the most snowfall is January when snow falls for 3.4 days and typically aggregates up to 0.43" (11mm) of snow.

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

Months with the lowest UV index in Deerfield are January, February and December, with an average maximum UV index of 2.

What is the month with the least sunshine in Deerfield?

With an average of 5h of sunshine, February has the least sunshine of the year in Deerfield.

What is the least humid month in Deerfield?

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

When it does not snow in Deerfield?

April through October are months without snowfall in Deerfield, New Jersey.

What are the most humid months in Deerfield?

Months with the highest humidity are May and June, with an average relative humidity of 79%.

What is the month with the highest UV index in Deerfield?

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

When are the longest days in Deerfield?

June has the longest days of the year, with an average of 14.9h of daylight.

What is the warmest month in Deerfield?

The warmest month in Deerfield, New Jersey, is July, with an average high-temperature of 84.2°F (29°C) and an average low-temperature of 69.3°F (20.7°C).

What month has the most sunshine in Deerfield?

The month with the most sunshine in Deerfield, New Jersey, is July, with an average of 10.8h of sunshine.

What is the wettest month in Deerfield?

The month with the most rainfall is August when the rain falls for 11.2 days and typically aggregates up to 0.94" (24mm) of precipitation.

What is the driest month in Deerfield?

The month with the least rainfall in Deerfield is September when the rain falls for 8.7 days and typically collects 0.35" (9mm) of precipitation.

What is the month with the shortest days in Deerfield?

The month with the shortest days in Deerfield, New Jersey, is December, with an average of 9.4h of daylight.

Average pressure
Deerfield, NJ

Average pressure - Deerfield, NJ

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

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Average wind speed
Deerfield, NJ

Average wind speed - Deerfield, NJ

The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

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Average rainfall
Deerfield, NJ

Average rainfall - Deerfield, NJ

The wettest month (with the highest rainfall) is August (0.94").
The driest month (with the least rainfall) is September (0.35").

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Average rainfall days
Deerfield, NJ

Average rainfall days - Deerfield, NJ

The month with the highest number of rainy days is July (12.9 days).
The month with the least rainy days is November (5.1 days).

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Average snowfall
Deerfield, NJ

Average snowfall - Deerfield, NJ

The month with the highest snowfall is January (0.43").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days
Deerfield, NJ

Average snowfall days - Deerfield, NJ

The month with the highest number of snowfall days is January (3.4 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
Deerfield, NJ

Average daylight / Average sunshine - Deerfield, NJ

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

The month with the most sunshine is July (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 5h).

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Average sunshine days
Deerfield, NJ

Average sunshine days - Deerfield, NJ

The month with the most sunshine days is November (23.1 days).
The month with the least sunshine days is July (14.1 days).

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Average UV index
Deerfield, NJ

Average UV index - Deerfield, 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 and December (UV index 2).

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Average visibility
Deerfield, NJ

Average visibility - Deerfield, 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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