September weather forecast
North Patchogue, NY

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Weather in September

The first month of the autumn, September, is also an agreeable month in North Patchogue, New York, with an average temperature ranging between min 65.3°F (18.5°C) and max 72.1°F (22.3°C).

Temperature

In September, the average high-temperature marginally drops from a warm 78.1°F (25.6°C) in August to a pleasant 72.1°F (22.3°C). A modest nighttime temperature average of 65.3°F (18.5°C) characterizes September in North Patchogue.

Humidity

The average relative humidity in September in North Patchogue, New York, is 74%.

Rainfall

In North Patchogue, New York, during September, the rain falls for 12.8 days and regularly aggregates up to 2.48" (63mm) of precipitation. In North Patchogue, during the entire year, the rain falls for 155.3 days and collects up to 34.84" (885mm) of precipitation.

Snowfall

In North Patchogue, snow does not fall in April, June through September and November.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of the month, sunrise is at 6:19 am and sunset at 7:23 pm. On the last day of September, in North Patchogue, sunrise is at 6:48 am and sunset at 6:35 pm EDT.

Sunshine

In September, the average sunshine is 9.2h.

UV index

In North Patchogue, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Prioritize safety - Suggestions to prevent sun damage are offered. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

What is the average September temperature in North Patchogue?

During September, North Patchogue experiences an average high-temperature of 72.1°F (22.3°C) and a low-temperature of 65.3°F (18.5°C).

What is the average humidity in September in North Patchogue?

In North Patchogue, the average relative humidity in September is 74%.

How much does it rain in North Patchogue in September?

In North Patchogue, New York, in September, during 12.8 rainfall days, 2.48" (63mm) of precipitation is typically accumulated.

When it does not snow in North Patchogue?

In North Patchogue, New York, snow does not fall in April, June through September and November.

Does it snow in North Patchogue in September?

In North Patchogue, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does North Patchogue have in September?

The average day length in September in North Patchogue, New York, is 12h and 27min.

What time are sunrise and sunset in September in North Patchogue?

On the first day of September in North Patchogue, sunrise is at 6:19 am and sunset at 7:23 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:35 pm EDT.

How long on average sun shines in September in North Patchogue?

In September, the average sunshine duration in North Patchogue, New York, is 9.2h.

How high is the UV index in September in North Patchogue?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium 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 September
North Patchogue, NY

Average temperature in September - North Patchogue, NY
  • Average high temperature in September: 72.1°F

The warmest month (with the highest average high temperature) is August (78.1°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in September: 65.3°F

The month with the highest average low temperature is August (71.8°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).

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Average pressure in September
North Patchogue, NY

Average pressure in September - North Patchogue, NY
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
North Patchogue, NY

Average wind speed in September - North Patchogue, NY
  • Average wind speed in September: 10.4mph

The windiest month (with the highest average wind speed) is January (13.8mph).
The calmest months (with the lowest average wind speed) are July and August (9mph).

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Average humidity in September
North Patchogue, NY

Average humidity in September - North Patchogue, NY
  • Average humidity in September: 74%

The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in September
North Patchogue, NY

Average rainfall in September - North Patchogue, NY
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is December (3.74").
The driest month (with the least rainfall) is January (2.17").

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Average rainfall days in September
North Patchogue, NY

Average rainfall days in September - North Patchogue, NY
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (8.3 days).

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Average snowfall in September
North Patchogue, NY

Average snowfall in September - North Patchogue, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is March (2.13").
The months with the least snowfall are April, June, July, August, September and November (0").

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Average snowfall days in September
North Patchogue, NY

Average snowfall days in September - North Patchogue, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
North Patchogue, NY

Average daylight in September / Average sunshine in September - North Patchogue, 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: 9h and 1min

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 48min).

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Average sunshine days in September
North Patchogue, NY

Average sunshine days in September - North Patchogue, NY
  • Average sunshine days in September: 15.1 days

The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is July (11.3 days).

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Average UV index in September
North Patchogue, NY

Average UV index in September - North Patchogue, 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
North Patchogue, NY

Average cloud cover in September - North Patchogue, NY
  • Average cloud cover in September: 31

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 27).

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Average visibility in September
North Patchogue, NY

Average visibility in September - North Patchogue, 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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North Patchogue, New York, USA

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