September weather forecast
South Huntington, NY

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Weather in September

September, the first month of the autumn in South Huntington, is still a pleasant month, with temperature in the range of an average high of 72.5°F (22.5°C) and an average low of 64.2°F (17.9°C).

Temperature

September is characterized by a mild reduction in the average high-temperature, from a moderately hot 79.2°F (26.2°C) in August to an agreeable 72.5°F (22.5°C). South Huntington documents a consistent average low-temperature of 64.2°F (17.9°C) at night during September.

Humidity

The average relative humidity in September is 73%.

Rainfall

In South Huntington, in September, it is raining for 12.8 days, with typically 2.52" (64mm) of accumulated precipitation. In South Huntington, during the entire year, the rain falls for 152.5 days and collects up to 35.04" (890mm) of precipitation.

Snowfall

In South Huntington, snow does not fall in May through October.

Daylight

The average length of the day in September in South Huntington, New York, is 12h and 27min.
On the first day of September, sunrise is at 6:21 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:36 pm EDT.

Sunshine

In September, the average sunshine is 9h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 5 during September leads to these advisories:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
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Frequently asked questions

What is the temperature in September in South Huntington?

In South Huntington, in September, the average high-temperature is 72.5°F (22.5°C), and the average low-temperature is 64.2°F (17.9°C).

What is the average humidity in September in South Huntington?

In South Huntington, New York, the average relative humidity in September is 73%.

How many days does it rain in September in South Huntington?

In September, the rain falls for 12.8 days. Throughout September, 2.52" (64mm) of precipitation is accumulated.

When it does not snow in South Huntington?

In South Huntington, New York, snow does not fall in May through October.

How many hours of daylight does South Huntington have in September?

In September, the average day length in South Huntington is 12h and 27min.

When are sunrise and sunset in September in South Huntington?

On the first day of September in South Huntington, sunrise is at 6:21 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:36 pm EDT.

How long on average sun shines in September in South Huntington?

In September, the average sunshine duration in South Huntington is 9h.

What is the UV index intensity in September in South Huntington?

The average daily maximum UV index in September in South Huntington, New York, is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe 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 September
South Huntington, NY

Average temperature in September - South Huntington, NY
  • Average high temperature in September: 72.5°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in September: 64.2°F

The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

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Average pressure in September
South Huntington, NY

Average pressure in September - South Huntington, 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
South Huntington, NY

Average wind speed in September - South Huntington, NY
  • Average wind speed in September: 9.1mph

The windiest month (with the highest average wind speed) is January (12.2mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).

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Average humidity in September
South Huntington, NY

Average humidity in September - South Huntington, NY
  • Average humidity in September: 73%

The months with the highest relative humidity are May and June (76%).
The month with the lowest relative humidity is November (71%).

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Average rainfall in September
South Huntington, NY

Average rainfall in September - South Huntington, NY
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is July (4.09").
The driest month (with the least rainfall) is January (2.09").

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Average rainfall days in September
South Huntington, NY

Average rainfall days in September - South Huntington, NY
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (8.1 days).

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Average snowfall in September
South Huntington, NY

Average snowfall in September - South Huntington, NY
  • Average snowfall in September: 0"

The month with the highest snowfall is March (1.77").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
South Huntington, NY

Average snowfall days in September - South Huntington, NY
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (4.9 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
South Huntington, NY

Average daylight in September / Average sunshine in September - South Huntington, 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 0min

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 September
South Huntington, NY

Average sunshine days in September - South Huntington, NY
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.4 days).

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Average UV index in September
South Huntington, NY

Average UV index in September - South Huntington, 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, November and December (UV index 2).

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Average cloud cover in September
South Huntington, NY

Average cloud cover in September - South Huntington, NY
  • Average cloud cover in September: 33

The month with the most cloud cover is December (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 29).

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Average visibility in September
South Huntington, NY

Average visibility in September - South Huntington, 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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South Huntington, New York, USA

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