July weather forecast
Libertyville, NJ

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Weather in July

July, the same as June, is another warm summer month in Libertyville, New Jersey, with an average temperature varying between 82.6°F (28.1°C) and 61.3°F (16.3°C).

Temperature

The warmest month is July, with an average high-temperature of 82.6°F (28.1°C) and an average low-temperature of 61.3°F (16.3°C).

Heat index

July's mean heat index is computed to be a tropical 89.6°F (32°C). Continuous exposure and activity could induce a sense of tiredness and subsequently, heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold great significance to children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

The average relative humidity in July in Libertyville is 77%.

Rainfall

In Libertyville, New Jersey, in July, it is raining for 17.2 days, with typically 3.11" (79mm) of accumulated precipitation. Throughout the year, in Libertyville, New Jersey, there are 165.2 rainfall days, and 31.57" (802mm) of precipitation is accumulated.

Snowfall

In Libertyville, snow does not fall in June through September.

Daylight

In July, the average length of the day is 14h and 48min.
On the first day of the month, sunrise is at 5:29 am and sunset at 8:35 pm. On the last day of July, in Libertyville, sunrise is at 5:53 am and sunset at 8:16 pm EDT.

Sunshine

July has the most sunshine of the year, with an average of 10.1h of sunshine.

UV index

In July, the average daily maximum UV index in Libertyville is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in July transforms into the following instructions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the warmest month in Libertyville?

July tends to be the warmest month in Libertyville, New Jersey, with temperatures averaging a daily high of 82.6°F (28.1°C) and a low of 61.3°F (16.3°C).

How hot is it in Libertyville in July?

In July, in Libertyville, the average high-temperature is 82.6°F (28.1°C), and the average low-temperature is 61.3°F (16.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in July is computed to be 89.6°F (32°C).

What is the average humidity in July in Libertyville?

In July, the average relative humidity is 77%.

How many days does it rain in July in Libertyville?

In Libertyville, New Jersey, during July, the rain falls for 17.2 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow in Libertyville?

June through September are months without snowfall in Libertyville.

How many hours of daylight does Libertyville have in July?

In July, the average day length in Libertyville is 14h and 48min.

When is the sunrise / sunset in July in Libertyville?

On the first day of July in Libertyville, sunrise is at 5:29 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 5:53 am and sunset at 8:16 pm EDT.

What month has the most sunshine in Libertyville?

July has the most sunshine of the year in Libertyville, with an average of 10.1h of sunshine.

How long on average sun shines in July in Libertyville?

In July, the average sunshine duration is 10.1h.

What is the UV index reading in July in Libertyville?

In July, the average daily maximum UV index in Libertyville is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Libertyville, NJ

Average temperature in July - Libertyville, NJ
  • Average high temperature in July: 82.6°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (32.7°F).

  • Average low temperature in July: 61.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).

Average pressure in July
Libertyville, NJ

Average pressure in July - Libertyville, 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
Libertyville, NJ

Average wind speed in July - Libertyville, NJ
  • Average wind speed in July: 4.9mph

The windiest month (with the highest average wind speed) is March (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in July
Libertyville, NJ

Average humidity in July - Libertyville, NJ
  • Average humidity in July: 77%

The months with the highest relative humidity are February, October and December (82%).
The month with the lowest relative humidity is April (76%).

Average rainfall in July
Libertyville, NJ

Average rainfall in July - Libertyville, NJ
  • Average rainfall in July: 3.11"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in July
Libertyville, NJ

Average rainfall days in July - Libertyville, NJ
  • Average rainfall days in July: 17.2 days

The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is January (9 days).

Average snowfall in July
Libertyville, NJ

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

The month with the highest snowfall is February (5.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in July
Libertyville, NJ

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

The month with the highest number of snowfall days is February (10 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in July / Average sunshine in July - Libertyville, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in July
Libertyville, NJ

Average sunshine days in July - Libertyville, NJ
  • Average sunshine days in July: 12.2 days

The month with the most sunshine days is November (17.3 days).
The month with the least sunshine days is April (10.7 days).

Average UV index in July
Libertyville, NJ

Average UV index in July - Libertyville, NJ
  • Average UV index in July: 5

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in July
Libertyville, NJ

Average cloud cover in July - Libertyville, NJ
  • Average cloud cover in July: 36

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in July
Libertyville, NJ

Average visibility in July - Libertyville, NJ
  • Average visibility in July: 5mi

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

Libertyville, New Jersey, USA

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