August weather forecast
Bernardsville, NJ

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Weather in August

August, the last month of the summer in Bernardsville, is another warm month, with an average temperature fluctuating between 81.9°F (27.7°C) and 63.9°F (17.7°C).

Temperature

The high-temperature average in August for Bernardsville is a still warm 81.9°F (27.7°C), staying closely aligned with July's conditions. Bernardsville experiences an average low-temperature reading of 63.9°F (17.7°C) throughout August.

Heat index

For most parts of August, the heat index is estimated at a tropical 87.8°F (31°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

In Bernardsville, New Jersey, the average relative humidity in August is 75%.

Rainfall

In Bernardsville, in August, it is raining for 15.8 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, in Bernardsville, there are 155.7 rainfall days, and 27.64" (702mm) of precipitation is accumulated.

Snowfall

June through October are months without snowfall in Bernardsville.

Daylight

In Bernardsville, New Jersey, the average length of the day in August is 13h and 45min.
On the first day of August in Bernardsville, New Jersey, sunrise is at 5:55 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:31 pm EDT.

Sunshine

In August, the average sunshine in Bernardsville is 9.9h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Bernardsville. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 6 in August interprets into the following advice:
Shield from overexposure. Defense against sun-related harm is required. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

What is the usual temperature for Bernardsville in August?

In August, in Bernardsville, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 63.9°F (17.7°C). In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is estimated at 87.8°F (31°C).

What is the average humidity in August in Bernardsville?

The average relative humidity in August is 75%.

How much does it rain in Bernardsville in August?

In Bernardsville, New Jersey, during August, the rain falls for 15.8 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow in Bernardsville?

June through October are months without snowfall.

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

The average day length in August in Bernardsville, New Jersey, is 13h and 45min.

When is the sunrise / sunset in August in Bernardsville?

On the first day of August in Bernardsville, New Jersey, sunrise is at 5:55 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:31 pm EDT.

How many hours of sunshine does Bernardsville have in August?

In August, the average sunshine duration in Bernardsville is 9.9h.

When is the highest UV index in Bernardsville?

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

How high is the UV index in August in Bernardsville?

The average daily maximum UV index in August in Bernardsville, New Jersey, is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Bernardsville, NJ

Average temperature in August - Bernardsville, NJ
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (22.5°F).

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Average pressure in August
Bernardsville, NJ

Average pressure in August - Bernardsville, 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
Bernardsville, NJ

Average wind speed in August - Bernardsville, NJ
  • Average wind speed in August: 5.3mph

The windiest month (with the highest average wind speed) is March (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in August
Bernardsville, NJ

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

The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is April (74%).

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Average rainfall in August
Bernardsville, NJ

Average rainfall in August - Bernardsville, NJ
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is July (3.11").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in August
Bernardsville, NJ

Average rainfall days in August - Bernardsville, NJ
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is January (7.8 days).

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Average snowfall in August
Bernardsville, NJ

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

The month with the highest snowfall is March (4.09").
The months with the least snowfall are June, July, August, September and October (0").

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Average snowfall days in August
Bernardsville, NJ

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

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Bernardsville, NJ
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in August
Bernardsville, NJ

Average sunshine days in August - Bernardsville, NJ
  • Average sunshine days in August: 12.5 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (11.2 days).

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Average UV index in August
Bernardsville, NJ

Average UV index in August - Bernardsville, 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
Bernardsville, NJ

Average cloud cover in August - Bernardsville, NJ
  • Average cloud cover in August: 35

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 34).

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Average visibility in August
Bernardsville, NJ

Average visibility in August - Bernardsville, NJ
  • Average visibility in August: 6mi

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

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Bernardsville, New Jersey, USA

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