Monthly weather forecast and climate
Clayton, NJ

January, the same as December, is a wintry winter month in Clayton, New Jersey, with average temperature varying between 26.8°F (-2.9°C) and 38.1°F (3.4°C). With an average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 26.8°F (-2.9°C), January is the coldest month. Weather in January »

February, the last month of the winter, in Clayton, is another cold month, with temperature in the range of an average low of 28.6°F (-1.9°C) and an average high of 41.9°F (5.5°C). In February, the average high-temperature is almost the same as in January - a still wintry 41.9°F (5.5°C). Weather in February »

March, the first month of the spring, in Clayton, is a fresh month, with average temperature varying between 35.6°F (2°C) and 50.2°F (10.1°C). In Clayton, New Jersey, the average high-temperature marginally rises, from a cold 41.9°F (5.5°C) in February, to a cool 50.2°F (10.1°C). Weather in March »

April is a comfortable spring month in Clayton, New Jersey, with average temperature varying between 61.7°F (16.5°C) and 45.5°F (7.5°C). In Clayton, the average high-temperature in April rises, from a cool 50.2°F (10.1°C) in March, to a comfortable 61.7°F (16.5°C). Weather in April »

The last month of the spring, May, is an agreeable month in Clayton, New Jersey, with temperature in the range of an average high of 71.8°F (22.1°C) and an average low of 55.2°F (12.9°C). In May, the average high-temperature increases, from a comfortable 61.7°F (16.5°C) in April, to an agreeable 71.8°F (22.1°C). Weather in May »

June, the first month of the summer, in Clayton, is a warm month, with average temperature fluctuating between 79.7°F (26.5°C) and 63°F (17.2°C). In June, the average high-temperature marginally rises, from an agreeable 71.8°F (22.1°C) in May, to a warm 79.7°F (26.5°C). Weather in June »

July, the same as June, is another warm summer month in Clayton, New Jersey, with average temperature ranging between min 68.5°F (20.3°C) and max 85.3°F (29.6°C). The warmest month is July, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 68.5°F (20.3°C). The average heat index is evaluated at a very hot 95.4°F (35.2°C). Weather in July »

August, the last month of the summer, in Clayton, is another warm month, with average temperature ranging between min 67.6°F (19.8°C) and max 83.3°F (28.5°C). In Clayton, the average high-temperature is relatively the same as in July - a still warm 83.3°F (28.5°C). Weather in August »

The first month of the autumn, September, is still a warm month in Clayton, New Jersey, with average temperature ranging between max 76.5°F (24.7°C) and min 61.2°F (16.2°C). In September, the average high-temperature marginally drops, from 83.3°F (28.5°C) in August, to a still warm 76.5°F (24.7°C). Weather in September »

October, like September, in Clayton, New Jersey, is another enjoyable autumn month, with average temperature varying between 65.3°F (18.5°C) and 51.3°F (10.7°C). In Clayton, New Jersey, the average high-temperature drops, from a warm 76.5°F (24.7°C) in September, to an enjoyable 65.3°F (18.5°C). Weather in October »

November, the last month of the autumn, in Clayton, is also a fresh month, with average temperature ranging between max 53.4°F (11.9°C) and min 40.1°F (4.5°C). In November, the average high-temperature decreases, from an enjoyable 65.3°F (18.5°C) in October, to a fresh 53.4°F (11.9°C). Weather in November »

The first month of the winter, December, is also a frosty month in Clayton, New Jersey, with average temperature varying between 44.2°F (6.8°C) and 32.9°F (0.5°C). In December, the average high-temperature decreases, from a fresh 53.4°F (11.9°C) in November, to a frosty 44.2°F (6.8°C). Weather in December »

What is the coldest month in Clayton?

The coldest month is January, with an average high-temperature of 38.1°F (3.4°C) and an average low-temperature of 26.8°F (-2.9°C).

How much does it rain in Clayton?

In Clayton, New Jersey, during the entire year, the rain falls for 154.9 days and collects up to 30.47" (774mm) of precipitation.

When does it snow in Clayton?

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

How much does it snow in Clayton?

Throughout the year, in Clayton, there are 17.8 snowfall days, and 10.28" (261mm) of snow is accumulated.

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

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

What is the month with the least sunshine in Clayton?

The month with the least sunshine in Clayton, New Jersey, is February, with an average of 4.9h of sunshine.

What is the snowiest month in Clayton?

March is the month with the most snowfall. Snow falls for 3.9 days and accumulates 3.54" (90mm) of snow.

What is the least humid month in Clayton?

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

When is the highest UV index in Clayton?

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

When it does not snow in Clayton?

June through October are months without snowfall in Clayton, New Jersey.

When are the longest days in Clayton?

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

What is the warmest month in Clayton?

July is the warmest month, with an average high-temperature of 85.3°F (29.6°C) and an average low-temperature of 68.5°F (20.3°C).

What month has the most sunshine in Clayton?

With an average of 10.8h of sunshine, July has the most sunshine of the year in Clayton.

What is the driest month in Clayton?

The month with the least rainfall in Clayton, New Jersey, is September when the rain falls for 12 days and typically collects 1.73" (44mm) of precipitation.

What is the most humid month in Clayton?

The most humid month in Clayton is October, with an average relative humidity of 78%.

What is the wettest month in Clayton?

The month with the most rainfall is December when the rain falls for 11 days and typically aggregates up to 3.35" (85mm) of precipitation.

What is the month with the shortest days in Clayton?

With an average of 9.4h of daylight, December has the shortest days of the year.
Average temperature - Clayton, NJ
Average pressure - Clayton, NJ

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

Average wind speed - Clayton, NJ

The windiest month (with the highest average wind speed) is April (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average rainfall - Clayton, NJ

The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days - Clayton, NJ

The month with the highest number of rainy days is July (16.9 days).
The month with the least rainy days is January (8.8 days).

Average snowfall - Clayton, NJ
Average snowfall days - Clayton, NJ

The month with the highest number of snowfall days is January (5.5 days).
Months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight / Average sunshine - Clayton, 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: 4.9h).

Average sunshine days - Clayton, NJ

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (11.8 days).

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