August weather forecast
Mount Royal, NJ

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Weather in August

August, the last month of the summer in Mount Royal, is another warm month, with an average temperature fluctuating between 67.6°F (19.8°C) and 83.7°F (28.7°C).

Temperature

August's onset records an average high-temperature of a still moderately hot 83.7°F (28.7°C), a near match to July's 85.6°F (29.8°C). August brings Mount Royal a consistent average low-temperature of 67.6°F (19.8°C).

Heat index

The heat index for August is calculated to be a hot 91.4°F (33°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

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

Rainfall

August is the month with the most rainfall in Mount Royal, New Jersey. Rain falls for 12.5 days and accumulates 1.1" (28mm) of precipitation.

Snowfall

May through October are months without snowfall in Mount Royal, New Jersey.

Daylight

In Mount Royal, the average length of the day in August is 13h and 41min.
On the first day of August, sunrise is at 6:00 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:33 pm EDT.

Sunshine

In Mount Royal, the average sunshine in August is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Shield from overexposure. Defense against sun-related harm is required. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

How hot is August in Mount Royal?

The high-temperature, in August, in Mount Royal, records 83.7°F (28.7°C), while the low-temperature is 67.6°F (19.8°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 91.4°F (33°C).

What is the average humidity in August in Mount Royal?

In August, the average relative humidity in Mount Royal, New Jersey, is 73%.

What is the rainiest month in Mount Royal?

The month with the most rainfall in Mount Royal is August, when the rain falls for 12.5 days and typically aggregates up to 1.1" (28mm) of precipitation.

How many days does it rain in August in Mount Royal?

In Mount Royal, New Jersey, in August, it is raining for 12.5 days, with typically 1.1" (28mm) of accumulated precipitation.

When it does not snow in Mount Royal?

May through October are months without snowfall in Mount Royal, New Jersey.

What is the average length of the day in August in Mount Royal?

In Mount Royal, the average day length in August is 13h and 41min.

When is the sunrise / sunset in August in Mount Royal?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 8:13 pm. On the last day of the month, in Mount Royal, New Jersey, sunrise is at 6:28 am and sunset at 7:33 pm EDT.

How many hours of sunshine does Mount Royal have in August?

The average sunshine duration in August in Mount Royal, New Jersey, is 10.4h.

When is the highest UV index in Mount Royal?

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

How high is the UV index in August in Mount Royal?

The average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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
Mount Royal, NJ

Average temperature in August - Mount Royal, NJ
  • Average high temperature in August: 83.7°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 (37.9°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

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Average pressure in August
Mount Royal, NJ

Average pressure in August - Mount Royal, NJ
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Mount Royal, NJ

Average wind speed in August - Mount Royal, NJ
  • Average wind speed in August: 5.6mph

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 (5.6mph).

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Average humidity in August
Mount Royal, NJ

Average humidity in August - Mount Royal, NJ
  • Average humidity in August: 73%

The months with the highest relative humidity are October and December (77%).
The month with the lowest relative humidity is April (71%).

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Average rainfall in August
Mount Royal, NJ

Average rainfall in August - Mount Royal, NJ
  • Average rainfall in August: 1.1"

The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is January (0.51").

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Average rainfall days in August
Mount Royal, NJ

Average rainfall days in August - Mount Royal, NJ
  • Average rainfall days in August: 12.5 days

The month with the highest number of rainy days is July (13.2 days).
The month with the least rainy days is November (6.3 days).

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Average snowfall in August
Mount Royal, NJ

Average snowfall in August - Mount Royal, NJ
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.59").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Mount Royal, NJ

Average snowfall days in August - Mount Royal, NJ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.5 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
Mount Royal, NJ

Average daylight in August / Average sunshine in August - Mount Royal, NJ
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Mount Royal, NJ

Average sunshine days in August - Mount Royal, NJ
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (22.5 days).
The month with the least sunshine days is July (14.7 days).

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Average UV index in August
Mount Royal, NJ

Average UV index in August - Mount Royal, 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
Mount Royal, NJ

Average cloud cover in August - Mount Royal, NJ
  • Average cloud cover in August: 31

The months with the most cloud cover are February and March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in August
Mount Royal, NJ

Average visibility in August - Mount Royal, 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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Mount Royal, New Jersey, USA

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