August weather forecast
Greendell, NJ

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Weather in August

The last month of the summer, August, is also a moderately hot month in Greendell, New Jersey, with an average temperature ranging between max 80.2°F (26.8°C) and min 59.9°F (15.5°C).

Temperature

Greendell's transition from July to August introduces an average high-temperature of a still warm 80.2°F (26.8°C), marking an insignificant variation from the 82.8°F (28.2°C). Throughout August, the temperature falls to an average low of 59.9°F (15.5°C).

Humidity

In August, the average relative humidity in Greendell is 78%.

Rainfall

In Greendell, in August, during 15.7 rainfall days, 2.44" (62mm) of precipitation is typically accumulated. Throughout the year, there are 161.1 rainfall days, and 28.98" (736mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall in Greendell.

Daylight

In Greendell, New Jersey, the average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 5:56 am and sunset at 8:15 pm. On the last day of August, sunrise is at 6:25 am and sunset at 7:32 pm EDT.

Sunshine

In Greendell, New Jersey, the average sunshine in August is 9.8h.

UV index

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 5 in August transforms into this advice:
Put precautions into practice - Guidance to elude sunburn is provided. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What is the temperature in August in Greendell?

An average high-temperature, in August, in Greendell, is 80.2°F (26.8°C) and the average low-temperature is 59.9°F (15.5°C). In July, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is computed to be 89.6°F (32°C).

What is the average humidity in August in Greendell?

In August, the average relative humidity in Greendell is 78%.

How much does it rain in Greendell in August?

In Greendell, New Jersey, in August, during 15.7 rainfall days, 2.44" (62mm) of precipitation is typically accumulated.

When it does not snow in Greendell?

June through September are months without snowfall in Greendell.

How many hours of daylight does Greendell have in August?

The average day length in August in Greendell, New Jersey, is 13h and 46min.

When is the sunrise / sunset in August in Greendell?

On the first day of August, sunrise is at 5:56 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:32 pm EDT.

How long on average sun shines in August in Greendell?

The average sunshine duration in August in Greendell is 9.8h.

How high is the UV index in August in Greendell?

In August, the average daily maximum UV index in Greendell, New Jersey, is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Greendell, NJ

Average temperature in August - Greendell, NJ
  • Average high temperature in August: 80.2°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 (33.3°F).

  • Average low temperature in August: 59.9°F

The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).

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Average pressure in August
Greendell, NJ

Average pressure in August - Greendell, NJ
  • Average pressure in August: 29.99"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
Greendell, NJ

Average wind speed in August - Greendell, NJ
  • Average wind speed in August: 4.9mph

The windiest month (with the highest average wind speed) is March (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

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Average humidity in August
Greendell, NJ

Average humidity in August - Greendell, NJ
  • Average humidity in August: 78%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is April (76%).

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Average rainfall in August
Greendell, NJ

Average rainfall in August - Greendell, NJ
  • Average rainfall in August: 2.44"

The wettest month (with the highest rainfall) is July (3.03").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in August
Greendell, NJ

Average rainfall days in August - Greendell, NJ
  • Average rainfall days in August: 15.7 days

The months with the highest number of rainy days are May and July (17.3 days).
The month with the least rainy days is January (7.5 days).

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Average snowfall in August
Greendell, NJ

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

The months with the highest snowfall are January and February (4.29").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in August
Greendell, NJ

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

The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Greendell, NJ
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

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Average sunshine days in August
Greendell, NJ

Average sunshine days in August - Greendell, NJ
  • Average sunshine days in August: 13 days

The month with the most sunshine days is November (17.2 days).
The month with the least sunshine days is June (11.3 days).

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Average UV index in August
Greendell, NJ

Average UV index in August - Greendell, NJ
  • Average UV index in August: 5

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in August
Greendell, NJ

Average cloud cover in August - Greendell, NJ
  • Average cloud cover in August: 37

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 37).

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Average visibility in August
Greendell, NJ

Average visibility in August - Greendell, NJ
  • Average visibility in August: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

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Greendell, New Jersey, USA

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