August weather forecast
Moorestown, NJ

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Weather in August

The last month of the summer, August, is another warm month in Moorestown, New Jersey, with temperature in the range of an average low of 68.5°F (20.3°C) and an average high of 84.2°F (29°C).

Temperature

Moorestown marks the onset of August with an average high-temperature of a warm 84.2°F (29°C), a subtle shift from July's 86.5°F (30.3°C). Moorestown sees an average low-temperature of 68.5°F (20.3°C) during August.

Heat index

The heat index for August is evaluated at a hot 91.4°F (33°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

In August, the average relative humidity is 71%.

Rainfall

August is the month with the most rainfall. Rain falls for 12.4 days and accumulates 1.46" (37mm) of precipitation.

Snowfall

June through October are months without snowfall.

Daylight

In Moorestown, 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 8:13 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:32 pm EDT.

Sunshine

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 risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In August, a regular UV index of 6 translates into these guidelines:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

An average high-temperature, in August, in Moorestown, is 84.2°F (29°C) and the average low-temperature is 68.5°F (20.3°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 91.4°F (33°C).

What is the average humidity in August?

In Moorestown, the average relative humidity in August is 71%.

What is the wettest month?

The month with the most rainfall is August, when the rain falls for 12.4 days and typically aggregates up to 1.46" (37mm) of precipitation.

How many days does it rain in August?

In August, the rain falls for 12.4 days. Throughout August, 1.46" (37mm) of precipitation is accumulated.

When it does not snow?

In Moorestown, New Jersey, snow does not fall in June through October.

What is the average length of the day in August?

In Moorestown, the average day length in August is 13h and 42min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:59 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:32 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 10.2h.

When is the highest UV index in Moorestown?

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

What is the UV index intensity in August?

In Moorestown, New Jersey, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Moorestown, NJ

Average temperature in August - Moorestown, NJ
  • Average high temperature in August: 84.2°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in August: 68.5°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).

Average pressure in August
Moorestown, NJ

Average pressure in August - Moorestown, 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).

Average wind speed in August
Moorestown, NJ

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

The windiest months (with the highest average wind speed) are March and April (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in August
Moorestown, NJ

Average humidity in August - Moorestown, NJ
  • Average humidity in August: 71%

The month with the highest relative humidity is October (77%).
The month with the lowest relative humidity is April (70%).

Average rainfall in August
Moorestown, NJ

Average rainfall in August - Moorestown, NJ
  • Average rainfall in August: 1.46"

The wettest month (with the highest rainfall) is August (1.46").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in August
Moorestown, NJ

Average rainfall days in August - Moorestown, NJ
  • Average rainfall days in August: 12.4 days

The month with the highest number of rainy days is July (14.4 days).
The month with the least rainy days is November (6.6 days).

Average snowfall in August
Moorestown, NJ

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

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

Average snowfall days in August
Moorestown, NJ

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

The month with the highest number of snowfall days is January (3.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Moorestown, 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 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in August
Moorestown, NJ

Average sunshine days in August - Moorestown, NJ
  • Average sunshine days in August: 15.9 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is July (14 days).

Average UV index in August
Moorestown, NJ

Average UV index in August - Moorestown, 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).

Average cloud cover in August
Moorestown, NJ

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

The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in August
Moorestown, NJ

Average visibility in August - Moorestown, 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).

Moorestown, New Jersey, USA

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