July weather forecast
Haddon Heights, NJ

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Weather in July

July in Haddon Heights, New Jersey, is a hot summer month, with an average temperature varying between 69.4°F (20.8°C) and 86.5°F (30.3°C).

Temperature

With average high temperatures of 86.5°F (30.3°C) and lows of 69.4°F (20.8°C), July is the warmest month.

Heat index

July's mean heat index is appraised at a sweltering 96.8°F (36°C). Exercise heightened safety, heat cramps and heat exhaustion are probable. Persistent activity may provoke heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an aggregate value of air's warmth and moisture to show the human-felt temperature. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

The average relative humidity in July in Haddon Heights is 71%.

Rainfall

In July, the rain falls for 14.4 days. Throughout July, 1.38" (35mm) of precipitation is accumulated. Throughout the year, in Haddon Heights, there are 121.5 rainfall days, and 12.44" (316mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall.

Daylight

In July, the average length of the day in Haddon Heights is 14h and 40min.
On the first day of July in Haddon Heights, sunrise is at 5:35 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:14 pm EDT.

Sunshine

With an average of 10.6h of sunshine, July has the most sunshine of the year in Haddon Heights.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Haddon Heights. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the average person.
Note: The daily high UV index of 6 during July translates into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

What time of the year is the hottest in Haddon Heights?

July is the month when Haddon Heights's temperatures reach their peak, with averages of 86.5°F (30.3°C) and lows of 69.4°F (20.8°C).

Is it hot in Haddon Heights during July?

In Haddon Heights, in July, the average high-temperature is 86.5°F (30.3°C), and the average low-temperature is 69.4°F (20.8°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 96.8°F (36°C).

What is the average humidity in July in Haddon Heights?

In July, the average relative humidity in Haddon Heights is 71%.

How much does it rain in Haddon Heights in July?

In Haddon Heights, New Jersey, in July, it is raining for 14.4 days, with typically 1.38" (35mm) of accumulated precipitation.

When it does not snow in Haddon Heights?

In Haddon Heights, snow does not fall in June through October.

How many hours of daylight does Haddon Heights have in July?

The average day length in July in Haddon Heights, New Jersey, is 14h and 40min.

When are sunrise and sunset in July in Haddon Heights?

On the first day of July in Haddon Heights, sunrise is at 5:35 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:14 pm EDT.

What month has the most sunshine in Haddon Heights?

July has the most sunshine of the year in Haddon Heights, with an average of 10.6h of sunshine.

How long on average sun shines in July in Haddon Heights?

In July, the average sunshine duration in Haddon Heights, New Jersey, is 10.6h.

What is the month with the highest UV index in Haddon Heights?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Haddon Heights, New Jersey.

What is the UV index intensity in July in Haddon Heights?

The average daily maximum UV index in July in Haddon Heights is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Haddon Heights, NJ

Average temperature in July - Haddon Heights, NJ
  • Average high temperature in July: 86.5°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in July: 69.4°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

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Average pressure in July
Haddon Heights, NJ

Average pressure in July - Haddon Heights, 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
Haddon Heights, NJ

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

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in July
Haddon Heights, NJ

Average humidity in July - Haddon Heights, NJ
  • Average humidity in July: 71%

The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (70%).

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Average rainfall in July
Haddon Heights, NJ

Average rainfall in July - Haddon Heights, NJ
  • Average rainfall in July: 1.38"

The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is January (0.67").

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Average rainfall days in July
Haddon Heights, NJ

Average rainfall days in July - Haddon Heights, NJ
  • Average rainfall days in July: 14.4 days

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (6.6 days).

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Average snowfall in July
Haddon Heights, NJ

Average snowfall in July - Haddon Heights, NJ
  • Average snowfall in July: 0"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in July
Haddon Heights, NJ

Average snowfall days in July - Haddon Heights, NJ
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (3.6 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
Haddon Heights, NJ

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

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 24min).

  • 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
Haddon Heights, NJ

Average sunshine days in July - Haddon Heights, NJ
  • Average sunshine days in July: 14 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (14 days).

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Average UV index in July
Haddon Heights, NJ

Average UV index in July - Haddon Heights, 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
Haddon Heights, NJ

Average cloud cover in July - Haddon Heights, NJ
  • Average cloud cover in July: 32

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).

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Average visibility in July
Haddon Heights, NJ

Average visibility in July - Haddon Heights, 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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Haddon Heights, New Jersey, USA

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