Monthly weather forecast and climate
Atco, NJ

Weather in January

January, the same as December, is another cold winter month in Atco, New Jersey, with average temperature varying between 26.8°F (-2.9°C) and 38.5°F (3.6°C). January is the coldest month, with an average high-temperature of 38.5°F (3.6°C) and an average low-temperature of 26.8°F (-2.9°C). Weather in January »

Weather in February

February, the last month of the winter, in Atco, is also a wintry month, with temperature in the range of an average low of 28.9°F (-1.7°C) and an average high of 42.1°F (5.6°C). In Atco, the average high-temperature is almost the same as in January - a still wintry 42.1°F (5.6°C). Weather in February »

Weather in March

March, the first month of the spring, in Atco, is a chilly month, with average temperature ranging between max 49.6°F (9.8°C) and min 35.6°F (2°C). In March, the average high-temperature marginally rises, from a cold 42.1°F (5.6°C) in February, to a frosty 49.6°F (9.8°C). Weather in March »

Weather in April

April is an enjoyable spring month in Atco, New Jersey, with temperature in the range of an average low of 45.5°F (7.5°C) and an average high of 61.3°F (16.3°C). In Atco, the average high-temperature increases, from a frosty 49.6°F (9.8°C) in March, to an enjoyable 61.3°F (16.3°C). Weather in April »

Weather in May

The last month of the spring, May, is an agreeable month in Atco, New Jersey, with average temperature fluctuating between 70.5°F (21.4°C) and 55°F (12.8°C). In May, the average high-temperature increases, from a comfortable 61.3°F (16.3°C) in April, to an agreeable 70.5°F (21.4°C). Weather in May »

Weather in June

June, the first month of the summer, in Atco, is a warm month, with temperature in the range of an average high of 79.2°F (26.2°C) and an average low of 63°F (17.2°C). In June, the average high-temperature marginally rises, from an agreeable 70.5°F (21.4°C) in May, to a moderately hot 79.2°F (26.2°C). Weather in June »

Weather in July

July, the same as June, is another warm summer month in Atco, New Jersey, with average temperature varying between 69.1°F (20.6°C) and 84.7°F (29.3°C). The warmest month is July, with an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 69.1°F (20.6°C). In July, the average heat index is calculated to a hot 94.5°F (34.7°C). Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Atco, New Jersey, with average temperature varying between 67.6°F (19.8°C) and 82.9°F (28.3°C). In Atco, the average high-temperature is essentially the same as in July - a still warm 82.9°F (28.3°C). Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Atco, New Jersey, with average temperature ranging between min 61.7°F (16.5°C) and max 76.5°F (24.7°C). In September, the average high-temperature marginally drops, from a moderately hot 82.9°F (28.3°C) in August, to a still warm 76.5°F (24.7°C). Weather in September »

Weather in October

October, like September, in Atco, New Jersey, is another enjoyable autumn month, with average temperature fluctuating between 65.3°F (18.5°C) and 51.6°F (10.9°C). In October, the average high-temperature decreases, from a moderately hot 76.5°F (24.7°C) in September, to a comfortable 65.3°F (18.5°C). Weather in October »

Weather in November

The last month of the autumn, November, is also a fresh month in Atco, New Jersey, with average temperature varying between 40.5°F (4.7°C) and 53.4°F (11.9°C). In November, the average high-temperature decreases, from a comfortable 65.3°F (18.5°C) in October, to a fresh 53.4°F (11.9°C). Weather in November »

Weather in December

The first month of the winter, December, is still a chilly month in Atco, New Jersey, with average temperature ranging between max 44.6°F (7°C) and min 33.8°F (1°C). In Atco, the average high-temperature slightly decreases, from a cool 53.4°F (11.9°C) in November, to a chilly 44.6°F (7°C). Weather in December »
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FAQ

What is the coldest month in Atco?

January is the coldest month in Atco, New Jersey, with an average high-temperature of 38.5°F (3.6°C) and an average low-temperature of 26.8°F (-2.9°C).

How much does it rain in Atco?

In Atco, New Jersey, during the entire year, the rain falls for 115.1 days and collects up to 11.97" (304mm) of precipitation.

What is the driest month in Atco?

January is the month with the least rainfall. Rain falls for 6.5 days and accumulates 0.63" (16mm) of precipitation.

When does it snow in Atco?

January through May, November and December are months with snowfall.

How many days does it snow in Atco?

In Atco, during the entire year, snow falls for 13.1 days, and aggregates up to 3.5" (89mm) of snow.

What is the snowiest month in Atco?

Months with the most snowfall in Atco, New Jersey, are January and February, with an average 1.06" (27mm) of accumulated snow.

When is the lowest UV index in Atco?

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

What is the month with the least sunshine in Atco?

The month with the least sunshine in Atco, New Jersey, is February, with an average of 5h of sunshine.

What is the least humid month in Atco?

The least humid month in Atco is April, with an average relative humidity of 71%.

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

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

When it does not snow in Atco?

June through October are months without snowfall.

When are the longest days in Atco?

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

What is the warmest month in Atco?

The warmest month in Atco, New Jersey, is July, with an average high-temperature of 84.7°F (29.3°C) and an average low-temperature of 69.1°F (20.6°C).

What is the rainiest month in Atco?

The month with the most rainfall is July when the rain falls for 13.5 days and typically aggregates up to 1.42" (36mm) of precipitation.

What month has the most sunshine in Atco?

The month with the most sunshine is July, with an average of 10.8h of sunshine.

What is the most humid month in Atco?

With an average relative humidity of 78%, October is the most humid month in Atco.

What is the month with the shortest days in Atco?

December has the shortest days of the year in Atco, with an average of 9.4h of daylight.

Average temperature
Atco, NJ

Average temperature - Atco, NJ

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (38.5°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 (26.8°F).

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Average pressure
Atco, NJ

Average pressure - Atco, 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
Atco, NJ

Average wind speed - Atco, NJ

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

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Average rainfall
Atco, NJ

Average rainfall - Atco, NJ

The wettest month (with the highest rainfall) is July (1.42").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days
Atco, NJ

Average rainfall days - Atco, NJ

The month with the highest number of rainy days is July (13.5 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall
Atco, NJ

Average snowfall - Atco, NJ

Months with the highest snowfall are January and February (1.06").
Months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days
Atco, NJ

Average snowfall days - Atco, NJ

The month with the highest number of snowfall days is February (4 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

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Average daylight / Average sunshine
Atco, NJ

Average daylight / Average sunshine - Atco, NJ

The month with the longest days is June (Average daylight: 15h).
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
Atco, NJ

Average sunshine days - Atco, NJ

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (13.9 days).

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Average UV index
Atco, NJ

Average UV index - Atco, 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, November and December (UV index 2).

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Average visibility
Atco, NJ

Average visibility - Atco, 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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