August weather forecast
Libertyville, NJ

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Weather in August

The last month of the summer, August, is another warm month in Libertyville, New Jersey, with an average temperature fluctuating between 59.5°F (15.3°C) and 80.2°F (26.8°C).

Temperature

Libertyville's weather in August displays an average high-temperature of a still warm 80.2°F (26.8°C), showing minor disparity from July's 82.6°F (28.1°C). The temperature in Libertyville lowers to an average of 59.5°F (15.3°C) during August nights.

Humidity

In Libertyville, the average relative humidity in August is 78%.

Rainfall

In August, in Libertyville, the rain falls for 15.8 days. Throughout August, 2.56" (65mm) of precipitation is accumulated. Throughout the year, in Libertyville, there are 165.2 rainfall days, and 31.57" (802mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Libertyville.

Daylight

In Libertyville, New Jersey, the average length of the day in August is 13h and 47min.
On the first day of August in Libertyville, sunrise is at 5:54 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:32 pm EDT.

Sunshine

The average sunshine in August is 9.9h.

UV index

The average daily maximum UV index in August in Libertyville is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In August, a daily UV index of 5 turns into the following recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures in Libertyville?

The high-temperature during August is 80.2°F (26.8°C) and the low-temperature is 59.5°F (15.3°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 August in Libertyville?

In Libertyville, New Jersey, the average relative humidity in August is 78%.

How many days does it rain in August in Libertyville?

In Libertyville, New Jersey, in August, during 15.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow in Libertyville?

June through September are months without snowfall.

How many hours of daylight does Libertyville have in August?

In Libertyville, New Jersey, the average day length in August is 13h and 47min.

What time are sunrise and sunset in August in Libertyville?

On the first day of August in Libertyville, New Jersey, sunrise is at 5:54 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:32 pm EDT.

How long on average sun shines in August in Libertyville?

In August, the average sunshine duration in Libertyville is 9.9h.

What is the UV index reading in August in Libertyville?

The average daily maximum UV index in August in Libertyville is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's 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 August
Libertyville, NJ

Average temperature in August - Libertyville, NJ
  • Average high temperature in August: 80.2°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 August: 59.5°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 August
Libertyville, NJ

Average pressure in August - Libertyville, NJ
  • Average pressure in August: 29.99"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 August
Libertyville, NJ

Average wind speed in August - Libertyville, NJ
  • Average wind speed in August: 4.8mph

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 August
Libertyville, NJ

Average humidity in August - Libertyville, NJ
  • Average humidity in August: 78%

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 August
Libertyville, NJ

Average rainfall in August - Libertyville, NJ
  • Average rainfall in August: 2.56"

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 August
Libertyville, NJ

Average rainfall days in August - Libertyville, NJ
  • Average rainfall days in August: 15.8 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 August
Libertyville, NJ

Average snowfall in August - Libertyville, NJ
  • Average snowfall in August: 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 August
Libertyville, NJ

Average snowfall days in August - Libertyville, NJ
  • Average snowfall days in August: 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 August /
Average sunshine in August
Libertyville, NJ

Average daylight in August / Average sunshine in August - Libertyville, NJ
  • Average daylight in August: 13h 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 August: 9h and 5min

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 August
Libertyville, NJ

Average sunshine days in August - Libertyville, NJ
  • Average sunshine days in August: 13.3 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 August
Libertyville, NJ

Average UV index in August - Libertyville, NJ
  • Average UV index in August: 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 August
Libertyville, NJ

Average cloud cover in August - Libertyville, NJ
  • Average cloud cover in August: 37

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 August
Libertyville, NJ

Average visibility in August - Libertyville, NJ
  • Average visibility in August: 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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