September weather forecast
Sagaponack, NY

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Weather in September

The first month of the autumn, September, is still a pleasant month in Sagaponack, New York, with an average temperature fluctuating between 70.7°F (21.5°C) and 65.1°F (18.4°C).

Temperature

Sagaponack experiences a subtle adjustment in high-temperatures to an agreeable 70.7°F (21.5°C) with the onset of September, maintaining near parity with August's 75.9°F (24.4°C). A steady low-temperature average of 65.1°F (18.4°C) is logged during September, reflecting a modest dip from daytime readings.

Humidity

In Sagaponack, the average relative humidity in September is 76%.

Rainfall

The month with the least rainfall in Sagaponack, New York, is September, when the rain falls for 12.6 days and typically collects 2.17" (55mm) of precipitation.

Snowfall

In Sagaponack, New York, snow does not fall in April through October.

Daylight

In Sagaponack, the average length of the day in September is 12h and 28min.
On the first day of September in Sagaponack, New York, sunrise is at 6:16 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 6:32 pm EDT.

Sunshine

In September, the average sunshine in Sagaponack, New York, is 8.8h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: During September, 5 as the daily maximum UV index converts into the following advice:
Put precautions into practice - Ensuring skin and eye safety is a necessity. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

What is the average September temperature in Sagaponack?

In Sagaponack, 70.7°F (21.5°C) is the average high-temperature and 65.1°F (18.4°C) is the average low-temperature during September.

What is the average humidity in September in Sagaponack?

In September, the average relative humidity is 76%.

What is the driest month in Sagaponack?

The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 2.17" (55mm) of precipitation.

How many days does it rain in September in Sagaponack?

In Sagaponack, New York, in September, during 12.6 rainfall days, 2.17" (55mm) of precipitation is typically accumulated.

When it does not snow in Sagaponack?

April through October are months without snowfall in Sagaponack.

What is the average length of the day in September in Sagaponack?

The average day length in September in Sagaponack, New York, is 12h and 28min.

When is the sunrise / sunset in September in Sagaponack?

In September, on the first day of the month, sunrise is at 6:16 am and sunset at 7:21 pm. On the last day of the month, in Sagaponack, New York, sunrise is at 6:45 am and sunset at 6:32 pm EDT.

How many hours of sunshine does Sagaponack have in September?

The average sunshine duration in September is 8.8h.

How high is the UV index in September in Sagaponack?

The average daily maximum UV index in September in Sagaponack is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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 September
Sagaponack, NY

Average temperature in September - Sagaponack, NY
  • Average high temperature in September: 70.7°F

The warmest month (with the highest average high temperature) is August (75.9°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).

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Average pressure in September
Sagaponack, NY

Average pressure in September - Sagaponack, NY
  • Average pressure in September: 30.05"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 September
Sagaponack, NY

Average wind speed in September - Sagaponack, NY
  • Average wind speed in September: 12.4mph

The windiest month (with the highest average wind speed) is January (16mph).
The calmest month (with the lowest average wind speed) is July (10.4mph).

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Average humidity in September
Sagaponack, NY

Average humidity in September - Sagaponack, NY
  • Average humidity in September: 76%

The months with the highest relative humidity are May and June (81%).
The month with the lowest relative humidity is November (72%).

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Average rainfall in September
Sagaponack, NY

Average rainfall in September - Sagaponack, NY
  • Average rainfall in September: 2.17"

The wettest month (with the highest rainfall) is December (3.82").
The driest month (with the least rainfall) is September (2.17").

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Average rainfall days in September
Sagaponack, NY

Average rainfall days in September - Sagaponack, NY
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (9.1 days).

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Average snowfall in September
Sagaponack, NY

Average snowfall in September - Sagaponack, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.36").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Sagaponack, NY

Average snowfall days in September - Sagaponack, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Sagaponack, NY

Average daylight in September / Average sunshine in September - Sagaponack, NY
  • Average daylight in September: 12h and 3min

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 September: 8h and 5min

The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).

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Average sunshine days in September
Sagaponack, NY

Average sunshine days in September - Sagaponack, NY
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is February (12.8 days).

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Average UV index in September
Sagaponack, NY

Average UV index in September - Sagaponack, NY
  • Average UV index in September: 5

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 September
Sagaponack, NY

Average cloud cover in September - Sagaponack, NY
  • Average cloud cover in September: 33

The month with the most cloud cover is December (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in September
Sagaponack, NY

Average visibility in September - Sagaponack, NY
  • Average visibility in September: 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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Sagaponack, New York, USA

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