August weather forecast
Swedesboro, NJ

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Weather in August

August, the last month of the summer in Swedesboro, is another warm month, with an average temperature ranging between max 83.1°F (28.4°C) and min 67.3°F (19.6°C).

Temperature

The onset of August marks an average high-temperature of a still moderately hot 83.1°F (28.4°C), hardly differing from July's 85.1°F (29.5°C). The average low-temperature, in August, in Swedesboro, is a refreshing 67.3°F (19.6°C).

Heat index

In August, the heat index is calculated to be a tropical 89.6°F (32°C). Prolonged activity during exposure might result in a state of fatigue and cause heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. With 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 'feels like' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.

Humidity

The average relative humidity in August is 75%.

Rainfall

The month with the most rainfall is August, when the rain falls for 13 days and typically aggregates up to 1.42" (36mm) of precipitation.

Snowfall

In Swedesboro, New Jersey, snow does not fall in May through October.

Daylight

In Swedesboro, the average length of the day in August is 13h and 41min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:14 pm. On the last day of August, sunrise is at 6:29 am and sunset at 7:33 pm EDT.

Sunshine

In Swedesboro, the average sunshine in August is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: A daily high UV index of 6 in August leads to these guidelines:
Prevent overexposure. Protection from the sun's harmful effects is needed. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Swedesboro in August?

In Swedesboro, in August, the average high-temperature is 83.1°F (28.4°C), and the average low-temperature is 67.3°F (19.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in August is calculated to be 89.6°F (32°C).

What is the average humidity in August in Swedesboro?

The average relative humidity in August is 75%.

What is the wettest month in Swedesboro?

The month with the most rainfall is August, when the rain falls for 13 days and typically aggregates up to 1.42" (36mm) of precipitation.

How many days does it rain in August in Swedesboro?

In Swedesboro, in August, during 13 rainfall days, 1.42" (36mm) of precipitation is typically accumulated.

When it does not snow in Swedesboro?

In Swedesboro, New Jersey, snow does not fall in May through October.

How many hours of daylight does Swedesboro have in August?

In Swedesboro, New Jersey, the average day length in August is 13h and 41min.

When is the sunrise / sunset in August in Swedesboro?

On the first day of August, sunrise is at 6:00 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:33 pm EDT.

How long on average sun shines in August in Swedesboro?

In August, the average sunshine duration in Swedesboro, New Jersey, is 10.3h.

What is the month with the highest UV index in Swedesboro?

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

What is the UV index reading in August in Swedesboro?

The average daily maximum UV index in August in Swedesboro is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from 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
Swedesboro, NJ

Average temperature in August - Swedesboro, NJ
  • Average high temperature in August: 83.1°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in August: 67.3°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 (26.1°F).

Average pressure in August
Swedesboro, NJ

Average pressure in August - Swedesboro, 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
Swedesboro, NJ

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

The windiest month (with the highest average wind speed) is March (8.7mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

Average humidity in August
Swedesboro, NJ

Average humidity in August - Swedesboro, NJ
  • Average humidity in August: 75%

The months with the highest relative humidity are May, September, October and December (77%).
The month with the lowest relative humidity is April (72%).

Average rainfall in August
Swedesboro, NJ

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

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

Average rainfall days in August
Swedesboro, NJ

Average rainfall days in August - Swedesboro, NJ
  • Average rainfall days in August: 13 days

The month with the highest number of rainy days is July (14.2 days).
The month with the least rainy days is November (6.6 days).

Average snowfall in August
Swedesboro, NJ

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

The month with the highest snowfall is January (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Swedesboro, NJ

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

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Swedesboro, 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).

Average sunshine days in August
Swedesboro, NJ

Average sunshine days in August - Swedesboro, NJ
  • Average sunshine days in August: 14.9 days

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is July (13.5 days).

Average UV index in August
Swedesboro, NJ

Average UV index in August - Swedesboro, 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
Swedesboro, NJ

Average cloud cover in August - Swedesboro, 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).

Average visibility in August
Swedesboro, NJ

Average visibility in August - Swedesboro, 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).

Swedesboro, New Jersey, USA

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