September weather forecast
Peekskill, NY

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Weather in September

In September, Peekskill witnesses the serene arrival of fall, with average temperatures cooling off to 74.5°F (23.6°C). Days shrink to an average of 12.5 hours of daylight, indicating the natural progress toward darker autumn months. Clear skies from summer persist, diminishing cloud cover proudly showcases brilliant fall foliage. This mild weather persists in September, setting a prelude for the colder months to come. October, which follows September, is undoubtedly part of the peak fall season.

Temperature

The transition into September involves a small decrease in the average high-temperature, dipping slightly from a moderately hot 82°F (27.8°C) in August to a still warm 74.5°F (23.6°C). Nighttime temperature lowers to an average of 56.3°F (13.5°C) in September.

Humidity

In Peekskill, the average relative humidity in September is 77%.

Rainfall

In September, the rain falls for 12.5 days. Throughout September, 2.01" (51mm) of precipitation is accumulated. In Peekskill, during the entire year, the rain falls for 148.4 days and collects up to 30.55" (776mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 28min.
On the first day of September, sunrise is at 6:22 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:38 pm EDT.

Sunshine

In September, the average sunshine is 8.8h.

UV index

In Peekskill, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 4 suggests these recommendations:
Be vigilant - Suggestions to stave off sun damage are provided. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

What is the average September temperature?

An average high-temperature, in September, in Peekskill, is 74.5°F (23.6°C) and the average low-temperature is 56.3°F (13.5°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in August is computed to be 87.8°F (31°C).

What is the average humidity in September?

In Peekskill, the average relative humidity in September is 77%.

How many days does it rain in September?

In Peekskill, during September, the rain falls for 12.5 days and regularly aggregates up to 2.01" (51mm) of precipitation.

When it does not snow?

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

Does it snow in September?

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

What is the average length of the day in September?

The average day length in September is 12h and 28min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:22 am and sunset at 7:28 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:38 pm EDT.

How many hours of sunshine does Peekskill have in September?

In Peekskill, the average sunshine duration in September is 8.8h.

What is the UV index reading in September?

In Peekskill, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes 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
Peekskill, NY

Average temperature in September - Peekskill, NY
  • Average high temperature in September: 74.5°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in September: 56.3°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in September
Peekskill, NY

Average pressure in September - Peekskill, NY
  • Average pressure in September: 30.06"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).

Average wind speed in September
Peekskill, NY

Average wind speed in September - Peekskill, NY
  • Average wind speed in September: 5.2mph

The windiest months (with the highest average wind speed) are January and March (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in September
Peekskill, NY

Average humidity in September - Peekskill, NY
  • Average humidity in September: 77%

The months with the highest relative humidity are February, October and December (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in September
Peekskill, NY

Average rainfall in September - Peekskill, NY
  • Average rainfall in September: 2.01"

The wettest month (with the highest rainfall) is July (3.31").
The driest month (with the least rainfall) is February (1.81").

Average rainfall days in September
Peekskill, NY

Average rainfall days in September - Peekskill, NY
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is January (6.5 days).

Average snowfall in September
Peekskill, NY

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

The month with the highest snowfall is March (3.39").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Peekskill, NY

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

The month with the highest number of snowfall days is February (6.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Peekskill, 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: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Peekskill, NY

Average sunshine days in September - Peekskill, NY
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is July (11.4 days).

Average UV index in September
Peekskill, NY

Average UV index in September - Peekskill, NY
  • Average UV index in September: 4

The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in September
Peekskill, NY

Average cloud cover in September - Peekskill, NY
  • Average cloud cover in September: 37

The months with the most cloud cover are February, March and December (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in September
Peekskill, NY

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

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

Peekskill, New York, USA

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