August weather forecast
Mamaroneck, NY

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Weather in August

The last month of the summer, August, is also a moderately hot month in Mamaroneck, New York, with an average temperature fluctuating between 81.3°F (27.4°C) and 68.9°F (20.5°C).

Temperature

With the advent of August, Mamaroneck experiences an average high-temperature of a still warm 81.3°F (27.4°C), mirroring a close resemblance to the previous month. Mamaroneck records an average low of 68.9°F (20.5°C) throughout the nights in August.

Heat index

Throughout August, the heat index is appraised at a tropical 86°F (30°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is the result of factoring in humidity to the air temperature, indicating perceived warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

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

Rainfall

In Mamaroneck, in August, it is raining for 15.4 days, with typically 2.6" (66mm) of accumulated precipitation. Throughout the year, in Mamaroneck, there are 150.3 rainfall days, and 27.72" (704mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall in Mamaroneck.

Ocean temperature

The month with the warmest seawater in Mamaroneck is August, with an average ocean temperature of 74.1°F (23.4°C).
Note: Swimming in 74.1°F (23.4°C) water can be enjoyable based on one's cold tolerance and conditions like sunshine, wind, and ambient temperature. (Olympic swimmers compete in waters between 77°F (25°C) and 82.4°F (28°C).)

Daylight

In August, the average length of the day is 13h and 46min.
On the first day of August, sunrise is at 5:51 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:28 pm EDT.

Sunshine

In Mamaroneck, 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 Mamaroneck. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Notice! The Sun's UV exposure elevates with sand and water reflections.
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Frequently asked questions

What is the average August temperature in Mamaroneck?

In August, in Mamaroneck, the average high-temperature is 81.3°F (27.4°C), and the average low-temperature is 68.9°F (20.5°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is appraised at 86°F (30°C).

What is the least humid month in Mamaroneck?

The least humid month in Mamaroneck, New York, is August, with an average relative humidity of 70%.

What is the average humidity in August in Mamaroneck?

The average relative humidity in August in Mamaroneck is 70%.

How much does it rain in Mamaroneck in August?

In Mamaroneck, New York, in August, it is raining for 15.4 days, with typically 2.6" (66mm) of accumulated precipitation.

When it does not snow in Mamaroneck?

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

What month is the ocean warmest in Mamaroneck?

With an average ocean temperature of 74.1°F (23.4°C), August is the month with the warmest seawater in Mamaroneck.

How warm is the water in August in Mamaroneck?

In Mamaroneck, New York, the average seawater temperature in August is 74.1°F (23.4°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 74.1°F (23.4°C) water may be enjoyable.

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

The average day length in August in Mamaroneck, New York, is 13h and 46min.

What time are sunrise and sunset in August in Mamaroneck?

On the first day of August in Mamaroneck, New York, sunrise is at 5:51 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:28 pm EDT.

How long on average sun shines in August in Mamaroneck?

In Mamaroneck, New York, the average sunshine duration in August is 10.5h.

What is the month with the highest UV index in Mamaroneck?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Mamaroneck, New York.

How high is the UV index in August in Mamaroneck?

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

Average temperature in August - Mamaroneck, NY
  • Average high temperature in August: 81.3°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (36.3°F).

  • Average low temperature in August: 68.9°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

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Average pressure in August
Mamaroneck, NY

Average pressure in August - Mamaroneck, NY
  • 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
Mamaroneck, NY

Average wind speed in August - Mamaroneck, NY
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is July (6.5mph).

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Average humidity in August
Mamaroneck, NY

Average humidity in August - Mamaroneck, NY
  • Average humidity in August: 70%

The months with the highest relative humidity are February and December (75%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in August
Mamaroneck, NY

Average rainfall in August - Mamaroneck, NY
  • Average rainfall in August: 2.6"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and February (1.69").

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Average rainfall days in August
Mamaroneck, NY

Average rainfall days in August - Mamaroneck, NY
  • Average rainfall days in August: 15.4 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (7.3 days).

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Average snowfall in August
Mamaroneck, NY

Average snowfall in August - Mamaroneck, NY
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.8").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Mamaroneck, NY

Average snowfall days in August - Mamaroneck, NY
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (5.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in August
Mamaroneck, NY

Average sea temperature in August - Mamaroneck, NY
  • Average sea temperature in August: 74.1°F

The best month for swimming (with the highest average sea temperature) is August (74.1°F).
The coldest month (with the lowest average sea temperature) is February (39.9°F).

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Average daylight in August /
Average sunshine in August
Mamaroneck, NY

Average daylight in August / Average sunshine in August - Mamaroneck, NY
  • 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 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

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Average sunshine days in August
Mamaroneck, NY

Average sunshine days in August - Mamaroneck, NY
  • Average sunshine days in August: 13.2 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is July (12 days).

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Average UV index in August
Mamaroneck, NY

Average UV index in August - Mamaroneck, NY
  • 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
Mamaroneck, NY

Average cloud cover in August - Mamaroneck, NY
  • Average cloud cover in August: 29

The months with the most cloud cover are February, March and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 29).

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Average visibility in August
Mamaroneck, NY

Average visibility in August - Mamaroneck, NY
  • 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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Mamaroneck, New York, USA

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