September weather forecast
Stanley, NY

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Weather in September

September, the first month of the autumn in Stanley, is also an agreeable month, with an average temperature fluctuating between 52.7°F (11.5°C) and 71.2°F (21.8°C).

Temperature

With the commencement of September, Stanley records a moderate temperature decline, with the average high easing from August's moderately hot 77.9°F (25.5°C) to an agreeable 71.2°F (21.8°C). September nights experience a consistent temperature drop to a cool 52.7°F (11.5°C).

Humidity

In Stanley, the average relative humidity in September is 79%.

Rainfall

In Stanley, in September, during 13.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated. In Stanley, during the entire year, the rain falls for 157.9 days and collects up to 22.48" (571mm) of precipitation.

Snowfall

In Stanley, snow does not fall in June through September.

Daylight

The average length of the day in September is 12h and 29min.
On the first day of the month, sunrise is at 6:33 am and sunset at 7:42 pm. On the last day of September, sunrise is at 7:05 am and sunset at 6:50 pm EDT.

Sunshine

The average sunshine in September is 9h.

UV index

The average daily maximum UV index in September is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum daily UV index of 3 during September morphs into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. When the Sun is at its strongest around midday, find shade and limit exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
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Frequently asked questions

What is the temperature in September in Stanley?

The average high-temperature, in September, in Stanley, is 71.2°F (21.8°C), while the average low-temperature is 52.7°F (11.5°C).

What is the average humidity in September in Stanley?

In September, the average relative humidity in Stanley, New York, is 79%.

How many days does it rain in September in Stanley?

In Stanley, New York, in September, during 13.8 rainfall days, 1.61" (41mm) of precipitation is typically accumulated.

When it does not snow in Stanley?

June through September are months without snowfall in Stanley.

Does it snow in Stanley in September?

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

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

In September, the average day length in Stanley, New York, is 12h and 29min.

What time are sunrise and sunset in September in Stanley?

In September, on the first day of the month, sunrise is at 6:33 am and sunset at 7:42 pm. On the last day of the month, in Stanley, sunrise is at 7:05 am and sunset at 6:50 pm EDT.

How long on average sun shines in September in Stanley?

The average sunshine duration in September is 9h.

What is the UV index intensity in September in Stanley?

The average daily maximum UV index in September in Stanley, New York, is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from 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
Stanley, NY

Average temperature in September - Stanley, NY
  • Average high temperature in September: 71.2°F

The warmest month (with the highest average high temperature) is July (79.5°F).
The month with the lowest average high temperature is January (29.5°F).

  • Average low temperature in September: 52.7°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

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Average pressure in September
Stanley, NY

Average pressure in September - Stanley, 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
Stanley, NY

Average wind speed in September - Stanley, NY
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in September
Stanley, NY

Average humidity in September - Stanley, NY
  • Average humidity in September: 79%

The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is April (77%).

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Average rainfall in September
Stanley, NY

Average rainfall in September - Stanley, NY
  • Average rainfall in September: 1.61"

The wettest month (with the highest rainfall) is October (2.64").
The driest month (with the least rainfall) is January (1.14").

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Average rainfall days in September
Stanley, NY

Average rainfall days in September - Stanley, NY
  • Average rainfall days in September: 13.8 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (7.3 days).

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Average snowfall in September
Stanley, NY

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

The month with the highest snowfall is February (4.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Stanley, NY

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

The month with the highest number of snowfall days is January (18.2 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
Stanley, NY

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

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).

  • Average sunshine in September: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 42min).

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Average sunshine days in September
Stanley, NY

Average sunshine days in September - Stanley, NY
  • Average sunshine days in September: 13.9 days

The month with the most sunshine days is September (13.9 days).
The month with the least sunshine days is February (6.5 days).

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Average UV index in September
Stanley, NY

Average UV index in September - Stanley, NY
  • Average UV index in September: 3

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).

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Average cloud cover in September
Stanley, NY

Average cloud cover in September - Stanley, NY
  • Average cloud cover in September: 35

The months with the most cloud cover are January and February (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 32).

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Average visibility in September
Stanley, NY

Average visibility in September - Stanley, NY
  • Average visibility in September: 6mi

The months with the highest visibility are April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February and March (5mi).

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Stanley, New York, USA

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