Monthly weather forecast and climate
Clark, NJ

January, the same as December, is another cold winter month in Clark, New Jersey, with average temperature varying between 36.5°F (2.5°C) and 25.7°F (-3.5°C). With an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 25.7°F (-3.5°C), January is the coldest month. Weather in January »

The last month of the winter, February, is also a wintry month in Clark, New Jersey, with temperature in the range of an average low of 27.3°F (-2.6°C) and an average high of 39.2°F (4°C). In Clark, the average high-temperature is practically the same as in January - a still wintry 39.2°F (4°C). Weather in February »

March, the first month of the spring, in Clark, is a frosty month, with average temperature varying between 34.3°F (1.3°C) and 46.9°F (8.3°C). In March, the average high-temperature marginally rises, from a wintry 39.2°F (4°C) in February, to a frosty 46.9°F (8.3°C). Weather in March »

April in Clark, New Jersey, is a mild spring month, with average temperature varying between 44.1°F (6.7°C) and 58.3°F (14.6°C). In April, the average high-temperature rises, from a chilly 46.9°F (8.3°C) in March, to a moderate 58.3°F (14.6°C). Weather in April »

The last month of the spring, May, is an agreeable month in Clark, New Jersey, with average temperature ranging between min 54°F (12.2°C) and max 68.2°F (20.1°C). In May, the average high-temperature increases, from a mild 58.3°F (14.6°C) in April, to an agreeable 68.2°F (20.1°C). Weather in May »

The first month of the summer, June, is a warm month in Clark, New Jersey, with average temperature ranging between max 76.8°F (24.9°C) and min 62.1°F (16.7°C). In June, the average high-temperature marginally rises, from a pleasant 68.2°F (20.1°C) in May, to a warm 76.8°F (24.9°C). Weather in June »

July, the same as June, is another warm summer month in Clark, New Jersey, with temperature in the range of an average low of 68.9°F (20.5°C) and an average high of 83.1°F (28.4°C). With an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 68.9°F (20.5°C), July is the warmest month. The average heat index is calculated to a tropical 89.4°F (31.9°C). Weather in July »

The last month of the summer, August, is another warm month in Clark, New Jersey, with average temperature fluctuating between 81.9°F (27.7°C) and 68.4°F (20.2°C). In August, the average high-temperature is practically the same as in July - a still warm 81.9°F (27.7°C). Weather in August »

September, the first month of the autumn, in Clark, is also a moderately hot month, with average temperature ranging between min 61.2°F (16.2°C) and max 75.2°F (24°C). In Clark, the average high-temperature marginally drops, from 81.9°F (27.7°C) in August, to a still moderately hot 75.2°F (24°C). Weather in September »

October, like September, in Clark, New Jersey, is another enjoyable autumn month, with average temperature ranging between max 63.3°F (17.4°C) and min 50.9°F (10.5°C). In Clark, the average high-temperature decreases, from a moderately hot 75.2°F (24°C) in September, to an enjoyable 63.3°F (17.4°C). Weather in October »

November, the last month of the autumn, in Clark, is also a fresh month, with average temperature fluctuating between 51.3°F (10.7°C) and 39.7°F (4.3°C). In Clark, the average high-temperature in November decreases, from a comfortable 63.3°F (17.4°C) in October, to a fresh 51.3°F (10.7°C). Weather in November »

The first month of the winter, December, is also a wintry month in Clark, New Jersey, with average temperature varying between 32.9°F (0.5°C) and 42.4°F (5.8°C). In December, the average high-temperature marginally drops, from a cool 51.3°F (10.7°C) in November, to a wintry 42.4°F (5.8°C). Weather in December »

What is the coldest month in Clark?

With an average high-temperature of 36.5°F (2.5°C) and an average low-temperature of 25.7°F (-3.5°C), January is the coldest month in Clark, New Jersey.

How much does it rain in Clark?

Throughout the year, there are 110.2 rainfall days, and 8.9" (226mm) of precipitation is accumulated.

When does it snow in Clark?

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

How many days does it snow in Clark?

In Clark, during the entire year, snow falls for 14.5 days, and aggregates up to 1.85" (47mm) of snow.

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

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

What is the most humid month in Clark?

February is the most humid month in Clark, New Jersey, with an average relative humidity of 77%.

What is the month with the least sunshine in Clark?

With an average of 4.7h of sunshine, February has the least sunshine of the year in Clark, New Jersey.

What is the snowiest month in Clark?

The month with the most snowfall in Clark is March when snow falls for 3 days and typically aggregates up to 0.83" (21mm) of snow.

When it does not snow in Clark?

May through October are months without snowfall in Clark, New Jersey.

When are the longest days in Clark?

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

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

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

What is the warmest month in Clark?

July is the warmest month in Clark, New Jersey, with an average high-temperature of 83.1°F (28.4°C) and an average low-temperature of 68.9°F (20.5°C).

What is the rainiest month in Clark?

The month with the most rainfall is July when the rain falls for 12.7 days and typically aggregates up to 1.22" (31mm) of precipitation.

What month has the most sunshine in Clark?

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

What is the least humid month in Clark?

The least humid month in Clark is August, with an average relative humidity of 72%.

What is the driest month in Clark?

September is the month with the least rainfall in Clark. Rain falls for 9.6 days and accumulates 0.39" (10mm) of precipitation.

What is the month with the shortest days in Clark?

December has the shortest days of the year, with an average of 9.3h of daylight.
Average temperature - Clark, NJ
Average pressure - Clark, NJ

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

Average wind speed - Clark, NJ

The windiest months (with the highest average wind speed) are January and March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).

Average rainfall - Clark, NJ

The wettest month (with the highest rainfall) is July (1.22").
The driest month (with the least rainfall) is September (0.39").

Average rainfall days - Clark, NJ

The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is January (4.9 days).

Average snowfall - Clark, NJ
Average snowfall days - Clark, NJ

The month with the highest number of snowfall days is February (4.2 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine - Clark, 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).

Average sunshine days - Clark, NJ

The month with the most sunshine days is January (22.6 days).
The month with the least sunshine days is July (14.8 days).

Average UV index - Clark, NJ
Average visibility - Clark, 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).