July weather forecast
Clifton, NJ

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Weather in July

July is the height of summer in Clifton, New Jersey, and is the hottest month of the year. Average temperatures exceed 80°F (26.7°C), with the highest temperature recorded at 84.2°F (29°C). This month also witnesses the least relative humidity over the year, dropping to 72%. Despite the heat, Clifton has a high endurance to precipitation, with July receiving the most rainfall across the year at 3.35" (85mm). Enjoying one of the longest daylight hours, the city is draped in sunlight for almost 14.8 hours.

Temperature

July is the month when Clifton sees the highest average temperatures, with a high of 84.2°F (29°C) and a low of 67.6°F (19.8°C).

Heat index

July's heat index is estimated at a tropical 91.4°F (33°C). Emphasize additional safety, risk of heat cramps and heat exhaustion is high. Continuous activity might result in heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in July in Clifton is 72%.

Rainfall

In Clifton, in July, during 17.5 rainfall days, 3.35" (85mm) of precipitation is typically accumulated. Throughout the year, in Clifton, there are 164.6 rainfall days, and 33.46" (850mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Clifton.

Daylight

The average length of the day in July in Clifton is 14h and 46min.
On the first day of July in Clifton, sunrise is at 5:29 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:13 pm EDT.

Sunshine

The month with the most sunshine is July, with an average of 10.5h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Clifton. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 6 in July translates into this advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

What time of the year is the hottest in Clifton?

Clifton's warmest month, July, generally records average temperatures ranging from a high of 84.2°F (29°C) to a low of 67.6°F (19.8°C).

How hot is it in Clifton in July?

In July, the average high-temperature and low-temperature are 84.2°F (29°C) and 67.6°F (19.8°C) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in July is estimated at 91.4°F (33°C).

What is the average humidity in July in Clifton?

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

How much does it rain in Clifton in July?

In Clifton, during July, the rain falls for 17.5 days and regularly aggregates up to 3.35" (85mm) of precipitation.

When it does not snow in Clifton?

May through September are months without snowfall in Clifton.

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

The average day length in July in Clifton, New Jersey, is 14h and 46min.

When are sunrise and sunset in July in Clifton?

On the first day of July, sunrise is at 5:29 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:13 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 many hours of sunshine does Clifton have in July?

In Clifton, New Jersey, the average sunshine duration in July is 10.5h.

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

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

What is the UV index intensity in July in Clifton?

In Clifton, New Jersey, the average daily maximum UV index in July is 6. A UV Index value of 6 to 7 symbolizes a high health threat from 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
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 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 3min

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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Clifton, New Jersey, USA

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