July weather forecast
Clifton, NJ

Weather in July

July, like June, in Clifton, New Jersey, is a moderately hot summer month, with an average temperature varying between 84.2°F (29°C) and 67.6°F (19.8°C).

Temperature

The warmest month is July, with an average high-temperature of 84.2°F (29°C) and an average low-temperature of 67.6°F (19.8°C).

Heat index

In July, the average heat index is computed to be a tropical 91.4°F (33°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'feels like', 'apparent temperature', or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Additional factors like differences in body mass, height, and shape, pregnancy, clothing, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In July, the average relative humidity in Clifton is 72%.

Rainfall

In Clifton, during 17.5 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. In Clifton, during the entire year, the rain falls for 164.6 days and collects up to 33.46" (850mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In July, the average length of the day in Clifton, New Jersey, is 14h and 46min.
On the first day of July in Clifton, sunrise is at 5:28 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:14 pm EDT.

Sunshine

With an average of 10.5h of sunshine, July has the most sunshine of the year.

UV index

The months with the highest UV index in Clifton are June 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 radiation for the ordinary person.
Note: In July, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the warmest month in Clifton?

With an average high-temperature of 84.2°F (29°C) and an average low-temperature of 67.6°F (19.8°C), July is the warmest month in Clifton.

What is the temperature in July in Clifton?

In Clifton, in July, the average high-temperature is 84.2°F (29°C), and the average low-temperature is 67.6°F (19.8°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is computed to be 91.4°F (33°C).

What is the average humidity in July in Clifton?

In July, the average relative humidity in Clifton is 72%.

How many days does it rain in July in Clifton?

In Clifton, in July, during 17.5 rainfall days, 3.35" (85mm) of precipitation is typically accumulated.

When it does not snow in Clifton?

In Clifton, New Jersey, snow does not fall in May through September.

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

In July, the average day length in Clifton is 14h and 46min.

When are sunrise and sunset in July in Clifton?

On the first day of July, sunrise is at 5:28 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:14 pm EDT.

What month has the most sunshine in Clifton?

The month with the most sunshine in Clifton, New Jersey, is July, with an average of 10.5h of sunshine.

How long on average sun shines in July in Clifton?

The average sunshine duration in July in Clifton is 10.5h.

When is the highest UV index in Clifton?

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

What is the UV index intensity in July in Clifton?

In July, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Clifton, NJ

Average temperature in July - Clifton, NJ
  • Average high temperature in July: 84.2°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in July: 67.6°F

The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in July
Clifton, NJ

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

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

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Average wind speed in July
Clifton, NJ

Average wind speed in July - Clifton, NJ
  • Average wind speed in July: 5.7mph

The windiest months (with the highest average wind speed) are January and March (8.7mph).
The calmest month (with the lowest average wind speed) is July (5.7mph).

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Average humidity in July
Clifton, NJ

Average humidity in July - Clifton, NJ
  • Average humidity in July: 72%

The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is August (71%).

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Average rainfall in July
Clifton, NJ

Average rainfall in July - Clifton, NJ
  • Average rainfall in July: 3.35"

The wettest month (with the highest rainfall) is December (3.5").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in July
Clifton, NJ

Average rainfall days in July - Clifton, NJ
  • Average rainfall days in July: 17.5 days

The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is January (9 days).

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Average snowfall in July
Clifton, NJ

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

The months with the highest snowfall are February and March (3.58").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in July
Clifton, NJ

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

The month with the highest number of snowfall days is February (7.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Clifton, NJ
  • Average daylight in July: 14h and 46min

The month with the longest days is June (Average daylight: 15h and 4min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 30min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

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Average sunshine days in July
Clifton, NJ

Average sunshine days in July - Clifton, NJ
  • Average sunshine days in July: 11.3 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is June (10.8 days).

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Average UV index in July
Clifton, NJ

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

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

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Average cloud cover in July
Clifton, NJ

Average cloud cover in July - Clifton, NJ
  • Average cloud cover in July: 32

The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in July
Clifton, NJ

Average visibility in July - Clifton, 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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