August weather forecast
Rockefellows Mills, NJ

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Weather in August

The last month of the summer, August, is also a moderately hot month in Rockefellows Mills, New Jersey, with an average temperature varying between 63.7°F (17.6°C) and 82°F (27.8°C).

Temperature

The introduction of August sees an average high-temperature of a still moderately hot 82°F (27.8°C), hardly deviating from July. In Rockefellows Mills, the nighttime temperature averages to a refreshing 63.7°F (17.6°C) during August.

Heat index

August's heat index is evaluated at a tropical 87.8°F (31°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a single figure representing how weather conditions feel when combining temperature and humidity. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are especially vital to children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

In Rockefellows Mills, the average relative humidity in August is 77%.

Rainfall

In Rockefellows Mills, New Jersey, in August, it is raining for 12.2 days, with typically 1.34" (34mm) of accumulated precipitation. In Rockefellows Mills, during the entire year, the rain falls for 112.6 days and collects up to 11.77" (299mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 44min.
On the first day of August, sunrise is at 5:57 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:26 am and sunset at 7:32 pm EDT.

Sunshine

In Rockefellows Mills, the average sunshine in August is 9.8h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Rockefellows Mills in August?

The average high-temperature and low-temperature during August are 82°F (27.8°C) and 63.7°F (17.6°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in August?

In August, the average relative humidity is 77%.

How many days does it rain in August?

In August, the rain falls for 12.2 days. Throughout August, 1.34" (34mm) of precipitation is accumulated.

When it does not snow in Rockefellows Mills?

June through October are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 13h and 44min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 8:14 pm. On the last day of the month, in Rockefellows Mills, sunrise is at 6:26 am and sunset at 7:32 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 9.8h.

What are the months with the highest UV index?

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

What is the UV index reading in August?

The average daily maximum UV index in August is 6. A UV Index reading 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 August
Rockefellows Mills, NJ

Average temperature in August - Rockefellows Mills, NJ
  • Average high temperature in August: 82°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in August: 63.7°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (23°F).

Average pressure in August
Rockefellows Mills, NJ

Average pressure in August - Rockefellows Mills, 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
Rockefellows Mills, NJ

Average wind speed in August - Rockefellows Mills, NJ
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Rockefellows Mills, NJ

Average humidity in August - Rockefellows Mills, NJ
  • Average humidity in August: 77%

The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (75%).

Average rainfall in August
Rockefellows Mills, NJ

Average rainfall in August - Rockefellows Mills, NJ
  • Average rainfall in August: 1.34"

The wettest month (with the highest rainfall) is July (1.46").
The driest month (with the least rainfall) is September (0.63").

Average rainfall days in August
Rockefellows Mills, NJ

Average rainfall days in August - Rockefellows Mills, NJ
  • Average rainfall days in August: 12.2 days

The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (5.5 days).

Average snowfall in August
Rockefellows Mills, NJ

Average snowfall in August - Rockefellows Mills, NJ
  • Average snowfall in August: 0"

The month with the highest snowfall is March (1.1").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in August
Rockefellows Mills, NJ

Average snowfall days in August - Rockefellows Mills, NJ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Rockefellows Mills, NJ

Average daylight in August / Average sunshine in August - Rockefellows Mills, NJ
  • Average daylight in August: 13h 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 18min).

  • Average sunshine in August: 9h and 5min

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 30min).

Average sunshine days in August
Rockefellows Mills, NJ

Average sunshine days in August - Rockefellows Mills, NJ
  • Average sunshine days in August: 16.8 days

The month with the most sunshine days is November (22.2 days).
The month with the least sunshine days is June (15.6 days).

Average UV index in August
Rockefellows Mills, NJ

Average UV index in August - Rockefellows Mills, NJ
  • Average UV index in August: 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, March, November and December (UV index 2).

Average cloud cover in August
Rockefellows Mills, NJ

Average cloud cover in August - Rockefellows Mills, NJ
  • Average cloud cover in August: 36

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in August
Rockefellows Mills, NJ

Average visibility in August - Rockefellows Mills, NJ
  • Average visibility in August: 6mi

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

Rockefellows Mills, New Jersey, USA

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