August weather forecast
Holmdel, NJ

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Weather in August

The last month of the summer, August, is also a moderately hot month in Holmdel, New Jersey, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 69.4°F (20.8°C).

Temperature

Holmdel's August reports an average high-temperature of a still warm 80.2°F (26.8°C), exhibiting a minor difference from July. In August, the temperature drops to an average of 69.4°F (20.8°C) at night.

Humidity

The average relative humidity in August in Holmdel is 75%.

Rainfall

In Holmdel, in August, it is raining for 7.6 days, with typically 0.55" (14mm) of accumulated precipitation. In Holmdel, during the entire year, the rain falls for 68.3 days and collects up to 5.75" (146mm) of precipitation.

Snowfall

In Holmdel, New Jersey, snow does not fall in April through November.

Daylight

In Holmdel, the average length of the day in August is 13h and 43min.
On the first day of August, sunrise is at 5:55 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:29 pm EDT.

Sunshine

The average sunshine in August is 10.5h.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index in Holmdel, New Jersey. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

What is the temperature in August in Holmdel?

Holmdel in August has an average high-temperature of 80.2°F (26.8°C) and an average low-temperature of 69.4°F (20.8°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is appraised at 87.8°F (31°C).

What is the average humidity in August in Holmdel?

In August, the average relative humidity is 75%.

How many days does it rain in August in Holmdel?

In August, in Holmdel, New Jersey, the rain falls for 7.6 days. Throughout August, 0.55" (14mm) of precipitation is accumulated.

When it does not snow in Holmdel?

April through November are months without snowfall in Holmdel.

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

In Holmdel, New Jersey, the average day length in August is 13h and 43min.

When are sunrise and sunset in August in Holmdel?

On the first day of August in Holmdel, New Jersey, sunrise is at 5:55 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:29 pm EDT.

How many hours of sunshine does Holmdel have in August?

The average sunshine duration in August is 10.5h.

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

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

What is the UV index intensity in August in Holmdel?

The average daily maximum UV index in August in Holmdel, New Jersey, 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
Holmdel, NJ

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

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (37.8°F).

  • Average low temperature in August: 69.4°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in August
Holmdel, NJ

Average pressure in August - Holmdel, 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 (29.93"Hg).

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Average wind speed in August
Holmdel, NJ

Average wind speed in August - Holmdel, NJ
  • Average wind speed in August: 7.3mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

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Average humidity in August
Holmdel, NJ

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

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in August
Holmdel, NJ

Average rainfall in August - Holmdel, NJ
  • Average rainfall in August: 0.55"

The wettest month (with the highest rainfall) is July (0.71").
The driest month (with the least rainfall) is September (0.12").

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Average rainfall days in August
Holmdel, NJ

Average rainfall days in August - Holmdel, NJ
  • Average rainfall days in August: 7.6 days

The month with the highest number of rainy days is July (8 days).
The month with the least rainy days is January (3.4 days).

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Average snowfall in August
Holmdel, NJ

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

The month with the highest snowfall is January (0.16").
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
Holmdel, NJ

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

The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

Average daylight in August / Average sunshine in August - Holmdel, 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 24min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Holmdel, NJ

Average sunshine days in August - Holmdel, NJ
  • Average sunshine days in August: 19.8 days

The month with the most sunshine days is January (25.7 days).
The month with the least sunshine days is July (17.3 days).

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Average UV index in August
Holmdel, NJ

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

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Average cloud cover in August
Holmdel, NJ

Average cloud cover in August - Holmdel, NJ
  • Average cloud cover in August: 28

The months with the most cloud cover are February, March and December (Cloud cover 46).
The months with the least cloud cover are July and August (Cloud cover 28).

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Average visibility in August
Holmdel, NJ

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

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