July weather forecast
Newark, NJ

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A mirrored reflection of Newark City in New Jersey, on the Passaic River
A mirrored reflection of Newark City in New Jersey, on the Passaic River

Weather in July

July brings the peak of summer to Newark, New Jersey, USA, with high temperatures, long daylight hours, and a typical buzz of outdoor activities. Although the cloud% decreases to 30%, the instances of rainfall appear slightly higher. Abundance of sunlight is recorded with an average of 10.6 hours of sunshine per day. The warmest sea temperatures of the year, reaching 72.1°F (22.3°C), draw locals and tourists to the coastal areas for a reprieve from the heat. However, precautions must be taken due to a UV index of 6, the highest for the year.

Temperature

July is the month when Newark's temperatures reach their peak, with averages of 83.1°F (28.4°C) and lows of 68.9°F (20.5°C).

Heat index

During July, the heat index is appraised at a hot 89.6°F (32°C). With ongoing exposure and activity, one might experience weariness, and heat cramps could ensue.
In terms of the heat index, values are set with light wind and shade conditions in mind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', arises from combining readings of air temperature and relative moisture content. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

The average relative humidity in July in Newark is 73%.

Rainfall

The months with the most rainfall in Newark are July and December, with an average 3.19" (81mm) of precipitation.

Snowfall

In Newark, snow does not fall in May through October.

Ocean temperature

In July, the average ocean temperature in Newark is 72.1°F (22.3°C).
Note: When thinking about a swim in 72.1°F (22.3°C) waters, consider your cold tolerance, the day's sunshine, wind, and air temperature. It is a fun fact that Olympic swimmers dive into waters of 77°F (25°C) to 82.4°F (28°C).

Daylight

The average length of the day in July in Newark is 14h and 45min.
On the first day of the month, sunrise is at 5:29 am and sunset at 8:31 pm. On the last day of July, sunrise is at 5:53 am and sunset at 8:13 pm EDT.

Sunshine

The month with the most sunshine in Newark, New Jersey, is July, with an average of 10.6h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Beware! Reflecting off water and sand, UV rays are much stronger.
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Frequently asked questions

What time of the year is the hottest in Newark?

In Newark, July is identified by the average highest temperatures, reaching a peak of 83.1°F (28.4°C) and a low of 68.9°F (20.5°C).

How hot is July in Newark?

In Newark, 83.1°F (28.4°C) is the average high-temperature and 68.9°F (20.5°C) is the average low-temperature during July. The average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, in July is appraised at 89.6°F (32°C).

What is the average humidity in July in Newark?

In July, the average relative humidity in Newark, New Jersey, is 73%.

What is the rainiest month in Newark?

The months with the most rainfall in Newark, New Jersey, are July and December, with an average 3.19" (81mm) of precipitation.

How much does it rain in Newark in July?

In Newark, New Jersey, during July, the rain falls for 17.1 days and regularly aggregates up to 3.19" (81mm) of precipitation.

When it does not snow in Newark?

In Newark, snow does not fall in May through October.

What is the ocean temperature in July in Newark?

In Newark, New Jersey, in July, the average water temperature is 72.1°F (22.3°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 72.1°F (22.3°C) water.

How many hours of daylight does Newark have in July?

In July, the average day length in Newark is 14h and 45min.

When is the sunrise / sunset in July in Newark?

On the first day of July, sunrise is at 5:29 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 8:13 pm EDT.

What month has the most sunshine in Newark?

The month with the most sunshine in Newark, New Jersey, is July, with an average of 10.6h of sunshine.

How long on average sun shines in July in Newark?

The average sunshine duration in July in Newark is 10.6h.

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

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

What is the UV index reading in July in Newark?

In July, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unprotected exposure to UV radiation.
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
Newark, NJ

Average temperature in July - Newark, NJ
  • Average high temperature in July: 83.1°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in July: 68.9°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

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Average pressure in July
Newark, NJ

Average pressure in July - Newark, 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
Newark, NJ

Average wind speed in July - Newark, NJ
  • Average wind speed in July: 6.3mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).

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Average humidity in July
Newark, NJ

Average humidity in July - Newark, NJ
  • Average humidity in July: 73%

The months with the highest relative humidity are February, May, October and December (76%).
The months with the lowest relative humidity are April and August (72%).

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Average rainfall in July
Newark, NJ

Average rainfall in July - Newark, NJ
  • Average rainfall in July: 3.19"

The wettest months (with the highest rainfall) are July and December (3.19").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in July
Newark, NJ

Average rainfall days in July - Newark, NJ
  • Average rainfall days in July: 17.1 days

The months with the highest number of rainy days are May and July (17.1 days).
The month with the least rainy days is November (9.5 days).

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Average snowfall in July
Newark, NJ

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

The month with the highest snowfall is March (3.46").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in July
Newark, NJ

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

The month with the highest number of snowfall days is January (6.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in July
Newark, NJ

Average sea temperature in July - Newark, NJ
  • Average sea temperature in July: 72.1°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

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

Average daylight in July / Average sunshine in July - Newark, NJ
  • Average daylight in July: 14h and 5min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in July: 10h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in July
Newark, NJ

Average sunshine days in July - Newark, NJ
  • Average sunshine days in July: 12.6 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is June (11.4 days).

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Average UV index in July
Newark, NJ

Average UV index in July - Newark, 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
Newark, NJ

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

The months with the most cloud cover are February, March and December (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 30).

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Average visibility in July
Newark, NJ

Average visibility in July - Newark, 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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Newark, New Jersey, USA

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