August weather forecast
Rockaway, NJ

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Weather in August

August, the last month of the summer in Rockaway, is also a moderately hot month, with temperature in the range of an average low of 62.2°F (16.8°C) and an average high of 81.1°F (27.3°C).

Temperature

August's average high-temperature stands at a still warm 81.1°F (27.3°C), showing little deviation from July's 82.9°F (28.3°C). Throughout August, the average low-temperature records at a comfortable 62.2°F (16.8°C).

Heat index

August's average heat index is estimated at a tropical 86°F (30°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
Heat index readings emphasize conditions of light breezes and shaded spots. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In August, the rain falls for 9.1 days. Throughout August, 0.59" (15mm) of precipitation is accumulated. Throughout the year, there are 81.9 rainfall days, and 6.69" (170mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Ocean temperature

August is the month with the warmest seawater in Rockaway, New Jersey, with an average ocean temperature of 74.3°F (23.5°C).
Note: For someone sensitive to cold, swimming in 74.3°F (23.5°C) waters can be invigorating, especially when considering elements like sunshine, wind, and current air temperature. (As a reference, Olympic swimming waters are kept between 77°F (25°C) and 82.4°F (28°C).)

Daylight

In Rockaway, the average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 5:55 am and sunset at 8:13 pm. On the last day of August, sunrise is at 6:24 am and sunset at 7:31 pm EDT.

Sunshine

In August, the average sunshine is 9.8h.

UV index

The average daily maximum UV index in August in Rockaway is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during August translates into the following directions:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Enhance your sun protection with tightly woven, yet airy clothing. Be attentive! The UV exposure is heightened with reflections from sand and water.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Rockaway in August?

In Rockaway, 81.1°F (27.3°C) is the average high-temperature and 62.2°F (16.8°C) is the average low-temperature during August. In August, 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 estimated at 86°F (30°C).

What is the average humidity in August in Rockaway?

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

How much does it rain in Rockaway in August?

In August, in Rockaway, the rain falls for 9.1 days. Throughout August, 0.59" (15mm) of precipitation is accumulated.

When it does not snow in Rockaway?

June through September are months without snowfall in Rockaway.

When is the ocean warmest in Rockaway?

With an average ocean temperature of 74.3°F (23.5°C), August is the month with the warmest seawater in Rockaway, New Jersey.

How warm is the water in August in Rockaway?

In Rockaway, the average seawater temperature in August is 74.3°F (23.5°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 74.3°F (23.5°C) water.

What is the average length of the day in August in Rockaway?

In August, the average day length in Rockaway, New Jersey, is 13h and 46min.

What time are sunrise and sunset in August in Rockaway?

On the first day of August in Rockaway, New Jersey, sunrise is at 5:55 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:31 pm EDT.

How many hours of sunshine does Rockaway have in August?

The average sunshine duration in August in Rockaway is 9.8h.

How high is the UV index in August in Rockaway?

In Rockaway, New Jersey, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe 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 August
Rockaway, NJ

Average temperature in August - Rockaway, NJ
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34.3°F).

  • Average low temperature in August: 62.2°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).

Average pressure in August
Rockaway, NJ

Average pressure in August - Rockaway, 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
Rockaway, NJ

Average wind speed in August - Rockaway, NJ
  • Average wind speed in August: 5.1mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in August
Rockaway, NJ

Average humidity in August - Rockaway, NJ
  • Average humidity in August: 77%

The months with the highest relative humidity are February, October and December (81%).
The month with the lowest relative humidity is April (75%).

Average rainfall in August
Rockaway, NJ

Average rainfall in August - Rockaway, NJ
  • Average rainfall in August: 0.59"

The wettest month (with the highest rainfall) is July (0.79").
The driest month (with the least rainfall) is September (0.16").

Average rainfall days in August
Rockaway, NJ

Average rainfall days in August - Rockaway, NJ
  • Average rainfall days in August: 9.1 days

The month with the highest number of rainy days is July (9.5 days).
The month with the least rainy days is February (4 days).

Average snowfall in August
Rockaway, NJ

Average snowfall in August - Rockaway, NJ
  • Average snowfall in August: 0"

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

Average snowfall days in August
Rockaway, NJ

Average snowfall days in August - Rockaway, NJ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in August
Rockaway, NJ

Average sea temperature in August - Rockaway, NJ
  • Average sea temperature in August: 74.4°F

The best month for swimming (with the highest average sea temperature) is August (74.4°F).
The coldest month (with the lowest average sea temperature) is February (39.3°F).

Average daylight in August /
Average sunshine in August
Rockaway, NJ

Average daylight in August / Average sunshine in August - Rockaway, 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 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in August
Rockaway, NJ

Average sunshine days in August - Rockaway, NJ
  • Average sunshine days in August: 19.7 days

The month with the most sunshine days is November (24.5 days).
The month with the least sunshine days is July (18.3 days).

Average UV index in August
Rockaway, NJ

Average UV index in August - Rockaway, NJ
  • Average UV index in August: 5

The months with the highest UV index are June and July (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
Rockaway, NJ

Average cloud cover in August - Rockaway, NJ
  • Average cloud cover in August: 36

The months with the most cloud cover are February and March (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in August
Rockaway, NJ

Average visibility in August - Rockaway, NJ
  • Average visibility in August: 5mi

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

Rockaway, New Jersey, USA

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