September weather forecast
Fishkill, NY

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Weather in September

September, the first month of the autumn in Fishkill, is also a moderately hot month, with temperature in the range of an average low of 53.4°F (11.9°C) and an average high of 74.1°F (23.4°C).

Temperature

A mild drop in Fishkill's average high-temperature is observed in September, transitioning from a warm 82°F (27.8°C) in August to a still moderately hot 74.1°F (23.4°C). Fishkill witnesses an average low-temperature of 53.4°F (11.9°C) throughout the month of September.

Humidity

In September, the average relative humidity is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 11.6 days and accumulates 1.81" (46mm) of precipitation.

Snowfall

June through September are months without snowfall in Fishkill.

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 8.4h.

UV index

In Fishkill, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Exercise prevention - Protecting skin and eyes from harm is required. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Fishkill?

During September, Fishkill experiences an average high-temperature of 74.1°F (23.4°C) and a low-temperature of 53.4°F (11.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 87.8°F (31°C).

What is the average humidity in September?

In September, the average relative humidity is 79%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.6 days and typically collects 1.81" (46mm) of precipitation.

How much does it rain in September?

In Fishkill, during September, the rain falls for 11.6 days and regularly aggregates up to 1.81" (46mm) of precipitation.

When it does not snow?

In Fishkill, New York, snow does not fall in June through September.

Does it snow in Fishkill in September?

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

How many hours of daylight does Fishkill have 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 Fishkill have in September?

In Fishkill, the average sunshine duration in September is 8.4h.

What is the UV index reading in September?

In Fishkill, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents 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
Fishkill, NY

Average temperature in September - Fishkill, NY
  • Average high temperature in September: 74.1°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in September: 53.4°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in September
Fishkill, NY

Average pressure in September - Fishkill, 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
Fishkill, NY

Average wind speed in September - Fishkill, NY
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in September
Fishkill, NY

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

The months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (74%).

Average rainfall in September
Fishkill, NY

Average rainfall in September - Fishkill, NY
  • Average rainfall in September: 1.81"

The wettest months (with the highest rainfall) are October and December (3.15").
The driest month (with the least rainfall) is September (1.81").

Average rainfall days in September
Fishkill, NY

Average rainfall days in September - Fishkill, NY
  • Average rainfall days in September: 11.6 days

The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is January (8 days).

Average snowfall in September
Fishkill, NY

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

The month with the highest snowfall is January (4.29").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Fishkill, NY

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

The month with the highest number of snowfall days is February (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Fishkill, 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 12min).

  • Average sunshine in September: 8h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in September
Fishkill, NY

Average sunshine days in September - Fishkill, NY
  • Average sunshine days in September: 16.3 days

The month with the most sunshine days is January (17.8 days).
The month with the least sunshine days is May (12.4 days).

Average UV index in September
Fishkill, NY

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

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Fishkill, NY

Average cloud cover in September - Fishkill, NY
  • Average cloud cover in September: 42

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are July and August (Cloud cover 37).

Average visibility in September
Fishkill, NY

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

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

Fishkill, New York, USA

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