August weather forecast
Rio Grande, NJ

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Weather in August

The last month of the summer, August, is also a moderately hot month in Rio Grande, New Jersey, with an average temperature fluctuating between 78.6°F (25.9°C) and 73°F (22.8°C).

Temperature

Rio Grande notes an average high-temperature of a still warm 78.6°F (25.9°C) in August, hardly diverging from July. Rio Grande's nighttime average temperature in August drops marginally from the daytime highs, settling at a pleasant 73°F (22.8°C).

Humidity

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

Rainfall

August is the month with the most rainfall. Rain falls for 16 days and accumulates 3.86" (98mm) of precipitation.

Snowfall

April through November are months without snowfall in Rio Grande, New Jersey.

Daylight

The average length of the day in August is 13h and 39min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:10 pm. On the last day of August, in Rio Grande, sunrise is at 6:28 am and sunset at 7:31 pm EDT.

Sunshine

In August, the average sunshine in Rio Grande is 10.5h.

UV index

June 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 risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 6 translates into these guidelines:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What is the temperature in August in Rio Grande?

August temperatures in Rio Grande, New Jersey, vary between a high-temperature of 78.6°F (25.9°C) and a low-temperature of 73°F (22.8°C).

What is the average humidity in August in Rio Grande?

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

What is the wettest month in Rio Grande?

August is the month with the most rainfall in Rio Grande. Rain falls for 16 days and accumulates 3.86" (98mm) of precipitation.

How many days does it rain in August in Rio Grande?

In August, the rain falls for 16 days. Throughout August, 3.86" (98mm) of precipitation is accumulated.

When it does not snow in Rio Grande?

In Rio Grande, snow does not fall in April through November.

What is the average length of the day in August in Rio Grande?

In Rio Grande, the average day length in August is 13h and 39min.

When is the sunrise / sunset in August in Rio Grande?

On the first day of August in Rio Grande, sunrise is at 6:00 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:28 am and sunset at 7:31 pm EDT.

How many hours of sunshine does Rio Grande have in August?

In August, the average sunshine duration in Rio Grande, New Jersey, is 10.5h.

What are the months with the highest UV index in Rio Grande?

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

How high is the UV index in August in Rio Grande?

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

Average temperature in August - Rio Grande, NJ
  • Average high temperature in August: 78.6°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (40.5°F).

  • Average low temperature in August: 73°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (32.2°F).

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Average pressure in August
Rio Grande, NJ

Average pressure in August - Rio Grande, 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).

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Average wind speed in August
Rio Grande, NJ

Average wind speed in August - Rio Grande, NJ
  • Average wind speed in August: 9.3mph

The windiest month (with the highest average wind speed) is January (13.5mph).
The calmest month (with the lowest average wind speed) is July (9.2mph).

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Average humidity in August
Rio Grande, NJ

Average humidity in August - Rio Grande, NJ
  • Average humidity in August: 77%

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in August
Rio Grande, NJ

Average rainfall in August - Rio Grande, NJ
  • Average rainfall in August: 3.86"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.13").

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Average rainfall days in August
Rio Grande, NJ

Average rainfall days in August - Rio Grande, NJ
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.7 days).

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Average snowfall in August
Rio Grande, NJ

Average snowfall in August - Rio Grande, NJ
  • Average snowfall in August: 0"

The month with the highest snowfall is December (1.06").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in August
Rio Grande, NJ

Average snowfall days in August - Rio Grande, NJ
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.5 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
Rio Grande, NJ

Average daylight in August / Average sunshine in August - Rio Grande, 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 30min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Rio Grande, NJ

Average sunshine days in August - Rio Grande, NJ
  • Average sunshine days in August: 13 days

The month with the most sunshine days is November (18.9 days).
The months with the least sunshine days are May and June (12.5 days).

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Average UV index in August
Rio Grande, NJ

Average UV index in August - Rio Grande, 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
Rio Grande, NJ

Average cloud cover in August - Rio Grande, 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
Rio Grande, NJ

Average visibility in August - Rio Grande, 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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Rio Grande, New Jersey, USA

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