July weather forecast
Clayton, NJ

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Weather in July

July, the same as June, is a moderately hot summer month in Clayton, New Jersey, with an average temperature fluctuating between 85.3°F (29.6°C) and 68.5°F (20.3°C).

Temperature

July, recognised by an average high temperature of 85.3°F (29.6°C) and a low of 68.5°F (20.3°C), is Clayton's warmest month.

Heat index

The heat index for July is evaluated at a sweltering 95°F (35°C). Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

In Clayton, New Jersey, the average relative humidity in July is 75%.

Rainfall

In Clayton, during July, the rain falls for 16.9 days and regularly aggregates up to 2.64" (67mm) of precipitation. In Clayton, during the entire year, the rain falls for 154.9 days and collects up to 30.47" (774mm) of precipitation.

Snowfall

In Clayton, New Jersey, snow does not fall in June through October.

Daylight

In Clayton, New Jersey, the average length of the day in July is 14h and 39min.
On the first day of the month, sunrise is at 5:36 am and sunset at 8:32 pm. On the last day of July, sunrise is at 5:59 am and sunset at 8:14 pm EDT.

Sunshine

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 6 in July leads to these recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What time of the year is the hottest in Clayton?

July is the month that records the highest temperatures in Clayton, with averages ranging from a high of 85.3°F (29.6°C) to a low of 68.5°F (20.3°C).

How hot is July in Clayton?

During July, Clayton experiences an average high-temperature of 85.3°F (29.6°C) and a low-temperature of 68.5°F (20.3°C). In July, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 95°F (35°C).

What is the average humidity in July in Clayton?

In Clayton, New Jersey, the average relative humidity in July is 75%.

How much does it rain in Clayton in July?

In July, in Clayton, the rain falls for 16.9 days. Throughout July, 2.64" (67mm) of precipitation is accumulated.

When it does not snow in Clayton?

In Clayton, snow does not fall in June through October.

What is the average length of the day in July in Clayton?

The average day length in July is 14h and 39min.

When is the sunrise / sunset in July in Clayton?

On the first day of July in Clayton, sunrise is at 5:36 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 8:14 pm EDT.

What month has the most sunshine in Clayton?

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

How many hours of sunshine does Clayton have in July?

In July, the average sunshine duration in Clayton is 10.8h.

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

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

What is the UV index reading in July in Clayton?

In July, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Clayton, NJ

Average temperature in July - Clayton, NJ
  • Average high temperature in July: 85.3°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (38.1°F).

  • Average low temperature in July: 68.5°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

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Average pressure in July
Clayton, NJ

Average pressure in July - Clayton, NJ
  • Average pressure in July: 29.96"Hg

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

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Average wind speed in July
Clayton, NJ

Average wind speed in July - Clayton, NJ
  • Average wind speed in July: 5.8mph

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).

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Average humidity in July
Clayton, NJ

Average humidity in July - Clayton, NJ
  • Average humidity in July: 75%

The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in July
Clayton, NJ

Average rainfall in July - Clayton, NJ
  • Average rainfall in July: 2.64"

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

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Average rainfall days in July
Clayton, NJ

Average rainfall days in July - Clayton, NJ
  • Average rainfall days in July: 16.9 days

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).

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Average snowfall in July
Clayton, NJ

Average snowfall in July - Clayton, NJ
  • Average snowfall in July: 0"

The month with the highest snowfall is March (3.54").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Clayton, NJ

Average snowfall days in July - Clayton, NJ
  • Average snowfall days in July: 0 days

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

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Average daylight in July /
Average sunshine in July
Clayton, NJ

Average daylight in July / Average sunshine in July - Clayton, NJ
  • Average daylight in July: 14h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in July: 10h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in July
Clayton, NJ

Average sunshine days in July - Clayton, NJ
  • Average sunshine days in July: 11.8 days

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

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Average UV index in July
Clayton, NJ

Average UV index in July - Clayton, NJ
  • Average UV index in July: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in July
Clayton, NJ

Average cloud cover in July - Clayton, NJ
  • Average cloud cover in July: 30

The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 30).

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Average visibility in July
Clayton, NJ

Average visibility in July - Clayton, NJ
  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Clayton, New Jersey, USA

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