August weather forecast and climate
Rockaway, NJ

Weather in August

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

Temperature

In August, the average high-temperature is practically the same as in July - a still moderately hot 81.1°F (27.3°C). The average low-temperature, in Rockaway, is 62.2°F (16.8°C).

Heat index

In August, the average heat index is evaluated at a hot 86.2°F (30.1°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Note that heat index values are valued for light wind and location in the shade. With the 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', 'felt air temperature', 'apparent temperature', or 'feels like', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is individual, with diverse people perceiving weather differently for numerous reasons (metabolic differences, differences in body mass, height, and shape, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

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. In Rockaway, during the entire year, the rain falls for 81.9 days and collects up to 6.69" (170mm) of precipitation.

Snowfall

June through September are months without snowfall.

Ocean temperature

With an average ocean temperature of 74.3°F (23.5°C), August is the month with the warmest seawater in Rockaway.
Note: 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. (FYI: The Olympic swimming competition requires a water temperature between 77°F (25°C) and 82.4°F (28°C).)

Daylight

The average length of the day in Rockaway, New Jersey, is 13.7h.

Sunshine

In August, the average sunshine is 9.8h.

UV index

The average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from the exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 5 transform into the following instructions:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

What is the temperature in August in Rockaway?

In Rockaway, New Jersey, in August, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 62.2°F (16.8°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), that represents influence of the relative humidity to air temperaure, in August is estimated at 86.2°F (30.1°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 Rockaway, New Jersey, in August, it is raining for 9.1 days, with typically 0.59" (15mm) of accumulated precipitation.

When it does not snow in Rockaway?

In Rockaway snow does not fall in June through September.

When is the ocean warmest in Rockaway?

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

How warm is the water in August in Rockaway?

In Rockaway, in August, the average water temperature 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.

How many hours of daylight does Rockaway have in August?

In Rockaway, the average length of the day in August is 13.7h.

How many hours of sunshine does Rockaway have in August?

In August, the average sunshine is 9.8h.

How high is the UV index in August in Rockaway?

In Rockaway, the average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to the UV radiation.

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).

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Average pressure in August
Rockaway, NJ

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

The month with the highest atmospheric pressure is November (30.11").
The month with the lowest atmospheric pressure is June (29.93").

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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).

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Average humidity in August
Rockaway, NJ

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

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

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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").

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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).

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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").
Months with the least snowfall are June, July, August and September (0").

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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).
Months with the least snowfall days are June, July, August and September (0 days).

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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).

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

Average daylight in August / Average sunshine in August - Rockaway, NJ
  • Average daylight in August: 13.7h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in August: 9.8h

The month with the most sunshine is July (Average sunshine: 10.2h).
The month with the least sunshine is February (Average sunshine: 4.4h).

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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).

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Average UV index in August
Rockaway, NJ

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

Months with the highest UV index are June and July (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 2).

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Average cloud cover in August
Rockaway, NJ

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

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

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Average visibility in August
Rockaway, NJ

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

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

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