September weather forecast
Ellicottville, NY

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Weather in September

September marks the onset of fall in Ellicottville, making it a month of transition. Temperatures start to drop, and the intensity of the sun decreases with a drop in the UV index to 3. The fall foliage begins to show, painting the city in a myriad of colors. September is also the most comfortable month for outdoor activities, with the weather being neither too hot nor too cold.

Temperature

September in Ellicottville is characterized by a slight reduction in average high-temperature, easing from a warm 75.6°F (24.2°C) in August to an agreeable 69.4°F (20.8°C). Throughout the month of September, the nighttime temperature in Ellicottville, New York, dips to an average of 50.9°F (10.5°C).

Humidity

In September, the average relative humidity in Ellicottville, New York, is 81%.

Rainfall

September is the month with the least rainfall. Rain falls for 14.9 days and accumulates 1.57" (40mm) of precipitation.

Snowfall

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

Daylight

In Ellicottville, the average length of the day in September is 12h and 28min.
On the first day of the month, sunrise is at 6:40 am and sunset at 7:48 pm. On the last day of September, in Ellicottville, sunrise is at 7:11 am and sunset at 6:57 pm EDT.

Sunshine

In September, the average sunshine in Ellicottville is 8.6h.

UV index

In September, the average daily maximum UV index is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: An average maximum UV index of 3 in September leads to these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

What are the temperatures in Ellicottville in September?

In Ellicottville, 69.4°F (20.8°C) is the average high-temperature and 50.9°F (10.5°C) is the average low-temperature during September.

What is the average humidity in September in Ellicottville?

In Ellicottville, the average relative humidity in September is 81%.

What is the driest month in Ellicottville?

The month with the least rainfall in Ellicottville, New York, is September, when the rain falls for 14.9 days and typically collects 1.57" (40mm) of precipitation.

How much does it rain in Ellicottville in September?

In Ellicottville, New York, during September, the rain falls for 14.9 days and regularly aggregates up to 1.57" (40mm) of precipitation.

When it does not snow in Ellicottville?

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

Does it snow in Ellicottville in September?

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

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

In Ellicottville, the average day length in September is 12h and 28min.

When is the sunrise / sunset in September in Ellicottville?

In September, on the first day of the month, sunrise is at 6:40 am and sunset at 7:48 pm. On the last day of the month, in Ellicottville, sunrise is at 7:11 am and sunset at 6:57 pm EDT.

How many hours of sunshine does Ellicottville have in September?

In Ellicottville, the average sunshine duration in September is 8.6h.

What is the UV index intensity in September in Ellicottville?

In September, the average daily maximum UV index in Ellicottville, New York, is 3. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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
Ellicottville, NY

Average temperature in September - Ellicottville, NY
  • Average high temperature in September: 69.4°F

The warmest month (with the highest average high temperature) is July (77°F).
The month with the lowest average high temperature is January (27.7°F).

  • Average low temperature in September: 50.9°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).

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Average pressure in September
Ellicottville, NY

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

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

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Average wind speed in September
Ellicottville, NY

Average wind speed in September - Ellicottville, NY
  • Average wind speed in September: 6.6mph

The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.2mph).

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Average humidity in September
Ellicottville, NY

Average humidity in September - Ellicottville, NY
  • Average humidity in September: 81%

The months with the highest relative humidity are January and February (89%).
The month with the lowest relative humidity is May (80%).

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Average rainfall in September
Ellicottville, NY

Average rainfall in September - Ellicottville, NY
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in September
Ellicottville, NY

Average rainfall days in September - Ellicottville, NY
  • Average rainfall days in September: 14.9 days

The month with the highest number of rainy days is October (18.2 days).
The month with the least rainy days is January (7.4 days).

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Average snowfall in September
Ellicottville, NY

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

The month with the highest snowfall is January (8.11").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in September
Ellicottville, NY

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

The month with the highest number of snowfall days is January (21.3 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
Ellicottville, NY

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

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

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Average sunshine days in September
Ellicottville, NY

Average sunshine days in September - Ellicottville, NY
  • Average sunshine days in September: 12.7 days

The month with the most sunshine days is September (12.7 days).
The month with the least sunshine days is February (5.6 days).

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Average UV index in September
Ellicottville, NY

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

The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are February and December (UV index 1).

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Average cloud cover in September
Ellicottville, NY

Average cloud cover in September - Ellicottville, NY
  • Average cloud cover in September: 39

The month with the most cloud cover is January (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in September
Ellicottville, NY

Average visibility in September - Ellicottville, NY
  • Average visibility in September: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February and December (4mi).

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Ellicottville, New York, USA

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