August weather forecast
Irvington, NJ

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Weather in August

As summer continues into August, Irvington, New Jersey, retains much of the warmth, but with a slight dip in temperature to 82.6°F (28.1°C). Although the weather is still warm, it's slightly milder in comparison to July which can be a relief for some residents. Despite this, the summer heat lingers, and the city continues to relish in the long daylight hours and belts of sunshine. August offers a final month of pure summer heat before the descent into the cooler days of autumn, making it an important month for enjoying outdoor activities.

Temperature

August in Irvington welcomes an average high-temperature of a still moderately hot 82.6°F (28.1°C), not much different from the preceding month. Throughout the August nights, Irvington encounters a low-temperature of 66.2°F (19°C).

Heat index

Throughout August, the heat index is estimated at a tropical 87.8°F (31°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital 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

August is the least humid month in Irvington, with an average relative humidity of 70%.

Rainfall

In August, in Irvington, the rain falls for 13.8 days. Throughout August, 1.57" (40mm) of precipitation is accumulated. Throughout the year, there are 132.4 rainfall days, and 15.63" (397mm) of precipitation is accumulated.

Snowfall

In Irvington, snow does not fall in May through September.

Daylight

In Irvington, the average length of the day in August is 13h and 45min.
On the first day of the month, sunrise is at 5:54 am and sunset at 8:12 pm. On the last day of August, sunrise is at 6:23 am and sunset at 7:30 pm EDT.

Sunshine

In Irvington, New Jersey, the average sunshine in August is 10.3h.

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: The UV index of 6 during August translates into the following guidance:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

How hot is August in Irvington?

During August, Irvington experiences an average high-temperature of 82.6°F (28.1°C) and a low-temperature of 66.2°F (19°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in August is estimated at 87.8°F (31°C).

What is the least humid month in Irvington?

With an average relative humidity of 70%, August is the least humid month.

What is the average humidity in August in Irvington?

In Irvington, the average relative humidity in August is 70%.

How many days does it rain in August in Irvington?

In Irvington, during August, the rain falls for 13.8 days and regularly aggregates up to 1.57" (40mm) of precipitation.

When it does not snow in Irvington?

In Irvington, New Jersey, snow does not fall in May through September.

How many hours of daylight does Irvington have in August?

In Irvington, New Jersey, the average day length in August is 13h and 45min.

When are sunrise and sunset in August in Irvington?

On the first day of August in Irvington, sunrise is at 5:54 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:23 am and sunset at 7:30 pm EDT.

How many hours of sunshine does Irvington have in August?

The average sunshine duration in August in Irvington is 10.3h.

When is the highest UV index in Irvington?

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

What is the UV index reading in August in Irvington?

The average daily maximum UV index in August in Irvington is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from 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
Irvington, NJ

Average temperature in August - Irvington, NJ
  • Average high temperature in August: 82.6°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (35.2°F).

  • Average low temperature in August: 66.2°F

The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in August
Irvington, NJ

Average pressure in August - Irvington, 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
Irvington, NJ

Average wind speed in August - Irvington, NJ
  • Average wind speed in August: 5.6mph

The windiest months (with the highest average wind speed) are January and March (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

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Average humidity in August
Irvington, NJ

Average humidity in August - Irvington, NJ
  • Average humidity in August: 70%

The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in August
Irvington, NJ

Average rainfall in August - Irvington, NJ
  • Average rainfall in August: 1.57"

The wettest month (with the highest rainfall) is July (2.01").
The driest month (with the least rainfall) is February (0.83").

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Average rainfall days in August
Irvington, NJ

Average rainfall days in August - Irvington, NJ
  • Average rainfall days in August: 13.8 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (6.5 days).

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Average snowfall in August
Irvington, NJ

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

The month with the highest snowfall is March (1.65").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Irvington, NJ

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

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Irvington, 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: 10h and 2min

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 42min).

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Average sunshine days in August
Irvington, NJ

Average sunshine days in August - Irvington, NJ
  • Average sunshine days in August: 14.8 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.8 days).

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Average UV index in August
Irvington, NJ

Average UV index in August - Irvington, 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
Irvington, NJ

Average cloud cover in August - Irvington, NJ
  • Average cloud cover in August: 31

The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in August
Irvington, NJ

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

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