August weather forecast
Montauk, NY

The shores of The Atlantic Ocean with a far view of the Montauk Point Lighthouse, in Montauk, New York
The shores of The Atlantic Ocean with a far view of the Montauk Point Lighthouse, in Montauk, New York

Weather in August

August, the last month of the summer in Montauk, is another warm month, with an average temperature ranging between max 74.8°F (23.8°C) and min 70.9°F (21.6°C).

Temperature

The warmest month is August, with an average high-temperature of 74.8°F (23.8°C) and an average low-temperature of 70.9°F (21.6°C).

Humidity

In Montauk, the average relative humidity in August is 79%.

Rainfall

In Montauk, it is raining for 14.8 days, with typically 2.48" (63mm) of accumulated precipitation. In Montauk, during the entire year, the rain falls for 156.7 days and collects up to 34.45" (875mm) of precipitation.

Snowfall

In Montauk, snow does not fall in May through November.

Ocean temperature

August is the month with the warmest seawater, with an average ocean temperature of 70.3°F (21.3°C).
Note: For most, swimming in 70.3°F (21.3°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

Daylight

The average length of the day in August in Montauk is 13h and 46min.
On the first day of the month, sunrise is at 5:43 am and sunset at 8:04 pm. On the last day of August, in Montauk, New York, sunrise is at 6:13 am and sunset at 7:22 pm EDT.

Sunshine

With an average of 10.7h of sunshine, August has the most sunshine of the year.

UV index

The months with the highest UV index in Montauk are June through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 6 in August interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the warmest month in Montauk?

The warmest month in Montauk is August, with an average high-temperature of 74.8°F (23.8°C) and an average low-temperature of 70.9°F (21.6°C).

What is the temperature in August in Montauk?

In Montauk, in August, the average high-temperature is 74.8°F (23.8°C), and the average low-temperature is 70.9°F (21.6°C).

What is the average humidity in August in Montauk?

In Montauk, the average relative humidity in August is 79%.

How much does it rain in Montauk in August?

In Montauk, during August, the rain falls for 14.8 days and regularly aggregates up to 2.48" (63mm) of precipitation.

When it does not snow in Montauk?

In Montauk, New York, snow does not fall in May through November.

What is the month with the warmest ocean in Montauk?

August is the month with the warmest seawater in Montauk, New York, with an average ocean temperature of 70.3°F (21.3°C).

How cold is the water in August in Montauk?

In Montauk, in August, the average water temperature is 70.3°F (21.3°C). For swimming, a surface water temperature of 70.3°F (21.3°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

How many hours of daylight does Montauk have in August?

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

When are sunrise and sunset in August in Montauk?

In August, on the first day of the month, sunrise is at 5:43 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 7:22 pm EDT.

What month has the most sunshine in Montauk?

The month with the most sunshine in Montauk is August, with an average of 10.7h of sunshine.

How many hours of sunshine does Montauk have in August?

In August, the average sunshine duration in Montauk is 10.7h.

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

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

How high is the UV index in August in Montauk?

The average daily maximum UV index in August in Montauk, New York, is 6. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Montauk, NY

Average temperature in August - Montauk, NY
  • Average high temperature in August: 74.8°F

The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in August: 70.9°F

The month with the highest average low temperature is August (70.9°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

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Average pressure in August
Montauk, NY

Average pressure in August - Montauk, NY
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.08"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in August
Montauk, NY

Average wind speed in August - Montauk, NY
  • Average wind speed in August: 11.3mph

The windiest month (with the highest average wind speed) is January (16.7mph).
The calmest month (with the lowest average wind speed) is July (11.1mph).

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Average humidity in August
Montauk, NY

Average humidity in August - Montauk, NY
  • Average humidity in August: 79%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is November (73%).

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Average rainfall in August
Montauk, NY

Average rainfall in August - Montauk, NY
  • Average rainfall in August: 2.48"

The wettest month (with the highest rainfall) is December (4.02").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in August
Montauk, NY

Average rainfall days in August - Montauk, NY
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is January (9.9 days).

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Average snowfall in August
Montauk, NY

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

The month with the highest snowfall is March (2.24").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in August
Montauk, NY

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

The month with the highest number of snowfall days is January (5.1 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
Montauk, NY

Average sea temperature in August - Montauk, NY
  • Average sea temperature in August: 70.3°F

The best month for swimming (with the highest average sea temperature) is August (70.3°F).
The coldest month (with the lowest average sea temperature) is February (37.9°F).

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

Average daylight in August / Average sunshine in August - Montauk, NY
  • Average daylight in August: 13h and 46min

The month with the longest days is June (Average daylight: 15h and 5min).
The month with the shortest days is December (Average daylight: 9h and 17min).

  • Average sunshine in August: 10h and 42min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).

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Average sunshine days in August
Montauk, NY

Average sunshine days in August - Montauk, NY
  • Average sunshine days in August: 14 days

The month with the most sunshine days is September (17.7 days).
The month with the least sunshine days is February (12.4 days).

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Average UV index in August
Montauk, NY

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

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Average cloud cover in August
Montauk, NY

Average cloud cover in August - Montauk, NY
  • Average cloud cover in August: 27

The month with the most cloud cover is December (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in August
Montauk, NY

Average visibility in August - Montauk, 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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