August weather forecast
Marlton, NJ

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Weather in August

The last month of the summer, August, is another warm month in Marlton, New Jersey, with an average temperature varying between 67.6°F (19.8°C) and 83.8°F (28.8°C).

Temperature

The beginning of August records an average high-temperature of a still moderately hot 83.8°F (28.8°C), almost echoing the conditions of the previous month. The temperature in Marlton lowers to an average of 67.6°F (19.8°C) during August nights.

Heat index

August's heat index is calculated to be a hot 91.4°F (33°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.

Humidity

In Marlton, the average relative humidity in August is 73%.

Rainfall

The months with the most rainfall are July and August, with an average 1.42" (36mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Marlton, the average length of the day in August is 13h and 42min.
On the first day of August, sunrise is at 5:59 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:32 pm EDT.

Sunshine

In Marlton, New Jersey, the average sunshine in August is 10.2h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

How hot is it in Marlton in August?

An average high-temperature, in August, in Marlton, is 83.8°F (28.8°C) and the average low-temperature is 67.6°F (19.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 91.4°F (33°C).

What is the average humidity in August in Marlton?

The average relative humidity in August in Marlton is 73%.

What is the wettest month in Marlton?

The wettest months in Marlton are July and August, with an average 1.42" (36mm) of rainfall.

How much does it rain in Marlton in August?

In August, in Marlton, the rain falls for 12.7 days. Throughout August, 1.42" (36mm) of precipitation is accumulated.

When it does not snow in Marlton?

In Marlton, New Jersey, snow does not fall in April through October.

How many hours of daylight does Marlton have in August?

In Marlton, New Jersey, the average day length in August is 13h and 42min.

When are sunrise and sunset in August in Marlton?

In August, on the first day of the month, sunrise is at 5:59 am and sunset at 8:12 pm. On the last day of the month, in Marlton, sunrise is at 6:27 am and sunset at 7:32 pm EDT.

How many hours of sunshine does Marlton have in August?

In August, the average sunshine duration in Marlton, New Jersey, is 10.2h.

What are the months with the highest UV index in Marlton?

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

How high is the UV index in August in Marlton?

In Marlton, New Jersey, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Marlton, NJ

Average temperature in August - Marlton, NJ
  • Average high temperature in August: 83.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

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Average pressure in August
Marlton, NJ

Average pressure in August - Marlton, NJ
  • Average pressure in August: 29.98"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).

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Average wind speed in August
Marlton, NJ

Average wind speed in August - Marlton, NJ
  • Average wind speed in August: 5.7mph

The windiest months (with the highest average wind speed) are March and April (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in August
Marlton, NJ

Average humidity in August - Marlton, NJ
  • Average humidity in August: 73%

The month with the highest relative humidity is October (78%).
The month with the lowest relative humidity is April (72%).

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Average rainfall in August
Marlton, NJ

Average rainfall in August - Marlton, NJ
  • Average rainfall in August: 1.42"

The wettest months (with the highest rainfall) are July and August (1.42").
The driest month (with the least rainfall) is January (0.63").

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Average rainfall days in August
Marlton, NJ

Average rainfall days in August - Marlton, NJ
  • Average rainfall days in August: 12.7 days

The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is January (6.3 days).

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Average snowfall in August
Marlton, NJ

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

The months with the highest snowfall are February and March (0.94").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Marlton, NJ

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

The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Marlton, 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 24min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Marlton, NJ

Average sunshine days in August - Marlton, NJ
  • Average sunshine days in August: 15.2 days

The month with the most sunshine days is January (21.8 days).
The month with the least sunshine days is July (13 days).

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Average UV index in August
Marlton, NJ

Average UV index in August - Marlton, 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, November and December (UV index 2).

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Average cloud cover in August
Marlton, NJ

Average cloud cover in August - Marlton, NJ
  • Average cloud cover in August: 32

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in August
Marlton, NJ

Average visibility in August - Marlton, NJ
  • Average visibility in August: 6mi

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

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Marlton, New Jersey, USA

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