August weather forecast
New Gretna, NJ

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Weather in August

August, the last month of the summer in New Gretna, is another warm month, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 70.3°F (21.3°C).

Temperature

In New Gretna, August's average high-temperature stands at a still warm 80.2°F (26.8°C), closely related to the preceding month. An average low-temperature of 70.3°F (21.3°C) is observed during August nights in New Gretna.

Humidity

In New Gretna, New Jersey, the average relative humidity in August is 77%.

Rainfall

In New Gretna, during August, the rain falls for 11.8 days and regularly aggregates up to 1.02" (26mm) of precipitation. In New Gretna, during the entire year, the rain falls for 113.3 days and collects up to 11.06" (281mm) of precipitation.

Snowfall

April through October are months without snowfall in New Gretna.

Daylight

The average length of the day in August is 13h and 41min.
On the first day of August in New Gretna, sunrise is at 5:57 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:30 pm EDT.

Sunshine

In New Gretna, the average sunshine in August is 10.7h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: During August, 6 as the daily maximum UV index converts into the following advice:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

What is the temperature in August in New Gretna?

The high-temperature, in August, in New Gretna, records 80.2°F (26.8°C), while the low-temperature is 70.3°F (21.3°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in July is appraised at 86°F (30°C).

What is the average humidity in August in New Gretna?

The average relative humidity in August in New Gretna, New Jersey, is 77%.

How much does it rain in New Gretna in August?

In New Gretna, during August, the rain falls for 11.8 days and regularly aggregates up to 1.02" (26mm) of precipitation.

When it does not snow in New Gretna?

April through October are months without snowfall in New Gretna, New Jersey.

What is the average length of the day in August in New Gretna?

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

When is the sunrise / sunset in August in New Gretna?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:30 pm EDT.

How long on average sun shines in August in New Gretna?

The average sunshine duration in August in New Gretna, New Jersey, is 10.7h.

When is the highest UV index in New Gretna?

June through August, with an average maximum UV index of 6, are months with the highest UV index in New Gretna.

What is the UV index reading in August in New Gretna?

In New Gretna, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health threat 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
New Gretna, NJ

Average temperature in August - New Gretna, NJ
  • Average high temperature in August: 80.2°F

The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in August: 70.3°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

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Average pressure in August
New Gretna, NJ

Average pressure in August - New Gretna, 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 (29.94"Hg).

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Average wind speed in August
New Gretna, NJ

Average wind speed in August - New Gretna, NJ
  • Average wind speed in August: 7.9mph

The windiest month (with the highest average wind speed) is January (11.7mph).
The calmest month (with the lowest average wind speed) is August (7.9mph).

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Average humidity in August
New Gretna, NJ

Average humidity in August - New Gretna, NJ
  • Average humidity in August: 77%

The months with the highest relative humidity are May and June (80%).
The months with the lowest relative humidity are January, March, April and November (74%).

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Average rainfall in August
New Gretna, NJ

Average rainfall in August - New Gretna, NJ
  • Average rainfall in August: 1.02"

The wettest month (with the highest rainfall) is July (1.18").
The driest months (with the least rainfall) are January and September (0.67").

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Average rainfall days in August
New Gretna, NJ

Average rainfall days in August - New Gretna, NJ
  • Average rainfall days in August: 11.8 days

The month with the highest number of rainy days is July (12.6 days).
The month with the least rainy days is November (6.5 days).

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Average snowfall in August
New Gretna, NJ

Average snowfall in August - New Gretna, NJ
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.98").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
New Gretna, NJ

Average snowfall days in August - New Gretna, NJ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.7 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
New Gretna, NJ

Average daylight in August / Average sunshine in August - New Gretna, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in August
New Gretna, NJ

Average sunshine days in August - New Gretna, NJ
  • Average sunshine days in August: 16.9 days

The month with the most sunshine days is November (21.6 days).
The month with the least sunshine days is July (15.6 days).

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Average UV index in August
New Gretna, NJ

Average UV index in August - New Gretna, 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 and December (UV index 2).

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Average cloud cover in August
New Gretna, NJ

Average cloud cover in August - New Gretna, NJ
  • Average cloud cover in August: 27

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in August
New Gretna, NJ

Average visibility in August - New Gretna, 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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New Gretna, New Jersey, USA

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