August weather forecast
Alpine, NJ

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Weather in August

August, the last month of the summer in Alpine, is also a moderately hot month, with an average temperature ranging between min 67.3°F (19.6°C) and max 82.9°F (28.3°C).

Temperature

The arrival of August brings an average high-temperature of a still moderately hot 82.9°F (28.3°C), closely following the temperature pattern of July. The average temperature during August nights in Alpine is registered at an enjoyable 67.3°F (19.6°C).

Heat index

The heat index in August is calculated to be a tropical 87.8°F (31°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

With an average relative humidity of 68%, August is the least humid month.

Rainfall

In Alpine, in August, it is raining for 14.4 days, with typically 2.28" (58mm) of accumulated precipitation. In Alpine, New Jersey, during the entire year, the rain falls for 153.9 days and collects up to 30.75" (781mm) of precipitation.

Snowfall

In Alpine, snow does not fall in May through October.

Daylight

In Alpine, the average length of the day in August is 13h and 46min.
On the first day of August, sunrise is at 5:52 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:22 am and sunset at 7:29 pm EDT.

Sunshine

The average sunshine in August in Alpine, New Jersey, is 10.2h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Alpine. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 6 in August converts into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

How hot does it get in Alpine in August?

The average high-temperature and low-temperature in Alpine during August are 82.9°F (28.3°C) and 67.3°F (19.6°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in August is calculated to be 87.8°F (31°C).

What is the least humid month in Alpine?

The least humid month in Alpine, New Jersey, is August, with an average relative humidity of 68%.

What is the average humidity in August in Alpine?

In Alpine, the average relative humidity in August is 68%.

How much does it rain in Alpine in August?

In Alpine, New Jersey, during August, the rain falls for 14.4 days and regularly aggregates up to 2.28" (58mm) of precipitation.

When it does not snow in Alpine?

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

What is the average length of the day in August in Alpine?

In August, the average day length in Alpine, New Jersey, is 13h and 46min.

When is the sunrise / sunset in August in Alpine?

In August, on the first day of the month, sunrise is at 5:52 am and sunset at 8:11 pm. On the last day of the month, in Alpine, New Jersey, sunrise is at 6:22 am and sunset at 7:29 pm EDT.

How long on average sun shines in August in Alpine?

The average sunshine duration in August in Alpine, New Jersey, is 10.2h.

What are the months with the highest UV index in Alpine?

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

What is the UV index intensity in August in Alpine?

In Alpine, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's 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
Alpine, NJ

Average temperature in August - Alpine, NJ
  • Average high temperature in August: 82.9°F

The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (35.4°F).

  • Average low temperature in August: 67.3°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (24.1°F).

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Average pressure in August
Alpine, NJ

Average pressure in August - Alpine, NJ
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Alpine, NJ

Average wind speed in August - Alpine, NJ
  • Average wind speed in August: 5.8mph

The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

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Average humidity in August
Alpine, NJ

Average humidity in August - Alpine, NJ
  • Average humidity in August: 68%

The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (68%).

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Average rainfall in August
Alpine, NJ

Average rainfall in August - Alpine, NJ
  • Average rainfall in August: 2.28"

The wettest month (with the highest rainfall) is December (3.46").
The driest month (with the least rainfall) is September (1.73").

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Average rainfall days in August
Alpine, NJ

Average rainfall days in August - Alpine, NJ
  • Average rainfall days in August: 14.4 days

The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (8.2 days).

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Average snowfall in August
Alpine, NJ

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

The month with the highest snowfall is March (3.07").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Alpine, NJ

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

The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Alpine, 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: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Alpine, NJ

Average sunshine days in August - Alpine, NJ
  • Average sunshine days in August: 15 days

The months with the most sunshine days are January and November (18.1 days).
The months with the least sunshine days are April and June (12.7 days).

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Average UV index in August
Alpine, NJ

Average UV index in August - Alpine, 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, March, November and December (UV index 2).

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Average cloud cover in August
Alpine, NJ

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

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

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Average visibility in August
Alpine, NJ

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

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