September weather forecast
Centerport, NY

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Weather in September

September, the first month of the autumn in Centerport, is also an agreeable month, with an average temperature fluctuating between 64.2°F (17.9°C) and 72.5°F (22.5°C).

Temperature

Centerport in September undergoes a slight reduction in the average high-temperature, shifting from August's warm 79.2°F (26.2°C) to a pleasant 72.5°F (22.5°C). Centerport registers a steady nighttime temperature averaging a refreshing 64.2°F (17.9°C) throughout September.

Humidity

In September, the average relative humidity is 73%.

Rainfall

In Centerport, in September, during 12.8 rainfall days, 2.52" (64mm) of precipitation is typically accumulated. Throughout the year, in Centerport, there are 152.5 rainfall days, and 35.04" (890mm) of precipitation is accumulated.

Snowfall

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

Ocean temperature

In September, the average ocean temperature is 69.6°F (20.9°C).
Note: In 69.6°F (20.9°C), swimming is not an enjoyable activity for most. The challenge of managing one's breathing increases as the temperature goes under 69.8°F (21°C).

Daylight

In Centerport, the average length of the day in September is 12h and 27min.
On the first day of September in Centerport, 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 Centerport, the average sunshine in September is 9h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
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Frequently asked questions

What is the temperature in September in Centerport?

In September, in Centerport, 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 Centerport?

In Centerport, the average relative humidity in September is 73%.

How much does it rain in Centerport in September?

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

When it does not snow in Centerport?

May through October are months without snowfall in Centerport, New York.

How cold is the water in September in Centerport?

In Centerport, New York, in September, the average water temperature is 69.6°F (20.9°C). For swimming, a surface water temperature of 69.6°F (20.9°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 Centerport have in September?

In September, the average day length in Centerport, New York, is 12h and 27min.

What time are sunrise and sunset in September in Centerport?

On the first day of September in Centerport, New York, 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 Centerport?

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

How high is the UV index in September in Centerport?

In Centerport, New York, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate health threat from exposure to the Sun's 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
Centerport, NY

Average temperature in September - Centerport, 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
Centerport, NY

Average pressure in September - Centerport, 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
Centerport, NY

Average wind speed in September - Centerport, 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
Centerport, NY

Average humidity in September - Centerport, 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
Centerport, NY

Average rainfall in September - Centerport, 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
Centerport, NY

Average rainfall days in September - Centerport, 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
Centerport, NY

Average snowfall in September - Centerport, 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
Centerport, NY

Average snowfall days in September - Centerport, 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 sea temperature in September
Centerport, NY

Average sea temperature in September - Centerport, NY
  • Average sea temperature in September: 69.6°F

The best month for swimming (with the highest average sea temperature) is August (74°F).
The coldest month (with the lowest average sea temperature) is February (39.7°F).

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

Average daylight in September / Average sunshine in September - Centerport, 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
Centerport, NY

Average sunshine days in September - Centerport, 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
Centerport, NY

Average UV index in September - Centerport, 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
Centerport, NY

Average cloud cover in September - Centerport, 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
Centerport, NY

Average visibility in September - Centerport, 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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Centerport, New York, USA

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