July weather forecastBerkeley Heights, NJ

July

Weather in July

July, the same as June, is a moderately hot summer month in Berkeley Heights, New Jersey, with an average temperature ranging between max 84°F (28.9°C) and min 66.4°F (19.1°C).

Temperature

July, on average, is the warmest month, registering a high temperature of 84°F (28.9°C) and a low of 66.4°F (19.1°C).

Heat index

The average heat index in July is calculated to be a hot 91.4°F (33°C). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
Heat index determinations are made taking into account the shade and light air movements. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', blends air temperature and moisture content to represent the felt temperature to humans. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In Berkeley Heights, the average relative humidity in July is 74%.

Rainfall

The wettest months are July and December, with an average 3.11" (79mm) of rainfall.

Snowfall

June through September are months without snowfall.

Daylight

In July, the average length of the day is 14h and 45min.
On the first day of July, sunrise is at 5:30 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:13 pm EDT.

Sunshine

With an average of 10.4h of sunshine, July has the most sunshine of the year.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in July interprets into the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Frequently asked questions

July temperatures tend to peak at an average high of 84°F (28.9°C) and dip to a low of 66.4°F (19.1°C).

In Berkeley Heights, in July, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 66.4°F (19.1°C). In July, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is calculated to be 91.4°F (33°C).

In July, the average relative humidity in Berkeley Heights is 74%.

The wettest months are July and December, with an average 3.11" (79mm) of rainfall.

In Berkeley Heights, during July, the rain falls for 17.1 days and regularly aggregates up to 3.11" (79mm) of precipitation.

June through September are months without snowfall.

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

On the first day of July, sunrise is at 5:30 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:13 pm EDT.

July has the most sunshine of the year, with an average of 10.4h of sunshine.

In July, the average sunshine duration is 10.4h.

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

In Berkeley Heights, the average daily maximum UV index in July is 6. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in July
Berkeley Heights, NJ

  • Average high temperature in July: 84°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in July: 66.4°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in July
Berkeley Heights, 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).

Average wind speed in July
Berkeley Heights, NJ

  • Average wind speed in July: 5.6mph

The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).

Average humidity in July
Berkeley Heights, NJ

  • Average humidity in July: 74%

The months with the highest relative humidity are February and December (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in July
Berkeley Heights, NJ

  • Average rainfall in July: 3.11"

The wettest months (with the highest rainfall) are July and December (3.11").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in July
Berkeley Heights, NJ

  • Average rainfall days in July: 17.1 days

The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is January (9.2 days).

Average snowfall in July
Berkeley Heights, NJ

  • Average snowfall in July: 0"

The month with the highest snowfall is March (3.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Berkeley Heights, NJ

  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Berkeley Heights, NJ

  • Average daylight in July: 14h and 42min

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 24min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in July
Berkeley Heights, NJ

  • Average sunshine days in July: 12.2 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (11.3 days).

Average UV index in July
Berkeley Heights, 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).

Average cloud cover in July
Berkeley Heights, NJ

  • Average cloud cover in July: 33

The month with the most cloud cover is March (Cloud cover 49).
The months with the least cloud cover are July and August (Cloud cover 33).

Average visibility in July
Berkeley Heights, NJ

  • Average visibility in July: 6mi

The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).