August weather forecast
Monmouth Heights at Manalapan, NJ

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Weather in August

The last month of the summer, August, is also a moderately hot month in Monmouth Heights at Manalapan, New Jersey, with an average temperature fluctuating between 81.1°F (27.3°C) and 68.4°F (20.2°C).

Temperature

The shift from July to August is characterized by an average high-temperature of a still moderately hot 81.1°F (27.3°C), not significantly different from the 82.8°F (28.2°C) of July. Monmouth Heights at Manalapan reports an average nighttime low-temperature of 68.4°F (20.2°C) in August.

Heat index

The heat index value for August is calculated to be a hot 86°F (30°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
Note that heat index values are valued for light wind and location in the shade. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

January, March, April, August and November, with an average relative humidity of 74%, are the least humid months in Monmouth Heights at Manalapan.

Rainfall

In August, the rain falls for 14.3 days. Throughout August, 2.83" (72mm) of precipitation is accumulated. Throughout the year, in Monmouth Heights at Manalapan, there are 159.5 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Monmouth Heights at Manalapan.

Daylight

In Monmouth Heights at Manalapan, the average length of the day in August is 13h and 43min.
On the first day of the month, sunrise is at 5:55 am and sunset at 8:11 pm. On the last day of August, in Monmouth Heights at Manalapan, sunrise is at 6:24 am and sunset at 7:30 pm EDT.

Sunshine

The average sunshine in August is 10.5h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Monmouth Heights at Manalapan, New Jersey. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Fend off overexposure. Sun protection is vital. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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 Monmouth Heights at Manalapan in August?

An average high-temperature, in August, in Monmouth Heights at Manalapan, is 81.1°F (27.3°C) and the average low-temperature is 68.4°F (20.2°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in August is calculated to be 86°F (30°C).

What is the least humid month in Monmouth Heights at Manalapan?

The months with the lowest humidity are January, March, April, August and November, with an average relative humidity of 74%.

What is the average humidity in August in Monmouth Heights at Manalapan?

In August, the average relative humidity is 74%.

How many days does it rain in August in Monmouth Heights at Manalapan?

In Monmouth Heights at Manalapan, in August, during 14.3 rainfall days, 2.83" (72mm) of precipitation is typically accumulated.

When it does not snow in Monmouth Heights at Manalapan?

In Monmouth Heights at Manalapan, New Jersey, snow does not fall in May through September.

What is the average length of the day in August in Monmouth Heights at Manalapan?

In Monmouth Heights at Manalapan, New Jersey, the average day length in August is 13h and 43min.

When is the sunrise / sunset in August in Monmouth Heights at Manalapan?

On the first day of August in Monmouth Heights at Manalapan, sunrise is at 5:55 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:30 pm EDT.

How long on average sun shines in August in Monmouth Heights at Manalapan?

In August, the average sunshine duration in Monmouth Heights at Manalapan is 10.5h.

What are the months with the highest UV index in Monmouth Heights at Manalapan?

The months with the highest UV index in Monmouth Heights at Manalapan are June through August, with an average maximum UV index of 6.

What is the UV index reading in August in Monmouth Heights at Manalapan?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high 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
Monmouth Heights at Manalapan, NJ

Average temperature in August - Monmouth Heights at Manalapan, NJ
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in August: 68.4°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 (26.4°F).

Average pressure in August
Monmouth Heights at Manalapan, NJ

Average pressure in August - Monmouth Heights at Manalapan, 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).

Average wind speed in August
Monmouth Heights at Manalapan, NJ

Average wind speed in August - Monmouth Heights at Manalapan, NJ
  • Average wind speed in August: 6.6mph

The windiest months (with the highest average wind speed) are January and March (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

Average humidity in August
Monmouth Heights at Manalapan, NJ

Average humidity in August - Monmouth Heights at Manalapan, NJ
  • Average humidity in August: 74%

The months with the highest relative humidity are May and June (78%).
The months with the lowest relative humidity are January, March, April, August and November (74%).

Average rainfall in August
Monmouth Heights at Manalapan, NJ

Average rainfall in August - Monmouth Heights at Manalapan, NJ
  • Average rainfall in August: 2.83"

The wettest month (with the highest rainfall) is December (3.35").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in August
Monmouth Heights at Manalapan, NJ

Average rainfall days in August - Monmouth Heights at Manalapan, NJ
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (16.4 days).
The months with the least rainy days are January and November (9.8 days).

Average snowfall in August
Monmouth Heights at Manalapan, NJ

Average snowfall in August - Monmouth Heights at Manalapan, NJ
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.4").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Monmouth Heights at Manalapan, NJ

Average snowfall days in August - Monmouth Heights at Manalapan, NJ
  • Average snowfall days in August: 0 days

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

Average daylight in August /
Average sunshine in August
Monmouth Heights at Manalapan, NJ

Average daylight in August / Average sunshine in August - Monmouth Heights at Manalapan, 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 3min

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).

Average sunshine days in August
Monmouth Heights at Manalapan, NJ

Average sunshine days in August - Monmouth Heights at Manalapan, NJ
  • Average sunshine days in August: 14.5 days

The month with the most sunshine days is November (18.3 days).
The month with the least sunshine days is June (12.3 days).

Average UV index in August
Monmouth Heights at Manalapan, NJ

Average UV index in August - Monmouth Heights at Manalapan, NJ
  • Average UV index in August: 6

The months with the highest UV index are 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
Monmouth Heights at Manalapan, NJ

Average cloud cover in August - Monmouth Heights at Manalapan, NJ
  • Average cloud cover in August: 29

The months with the most cloud cover are February and March (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 29).

Average visibility in August
Monmouth Heights at Manalapan, NJ

Average visibility in August - Monmouth Heights at Manalapan, 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).

Monmouth Heights at Manalapan, New Jersey, USA

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