September weather forecast
Florida, NY

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Weather in September

September, the first month of the autumn in Florida, is still a warm month, with an average temperature fluctuating between 73.4°F (23°C) and 54.1°F (12.3°C).

Temperature

The commencement of September includes a gentle temperature shift, with the average high-temperature dropping a bit from a warm 80.6°F (27°C) in August to a still moderately hot 73.4°F (23°C). During the nights in September, Florida experiences a consistent average temperature of 54.1°F (12.3°C).

Humidity

The average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.4 days and accumulates 0.63" (16mm) 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 6:24 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:40 pm EDT.

Sunshine

The average sunshine in September is 8.7h.

UV index

In Florida, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily high UV index of 4 during September translates into the following recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Jul 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

September temperatures vary between a high-temperature of 73.4°F (23°C) and a low-temperature of 54.1°F (12.3°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in August is calculated to be 84.2°F (29°C).

What is the average humidity in September?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 10.4 days and accumulates 0.63" (16mm) of precipitation.

How much does it rain in September?

In Florida, in September, during 10.4 rainfall days, 0.63" (16mm) of precipitation is typically accumulated.

When it does not snow?

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

Does it snow in September?

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

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:24 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 6:40 pm EDT.

How many hours of sunshine does Florida have in September?

In September, the average sunshine duration is 8.7h.

What is the UV index reading in September?

In Florida, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium hazard to health 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
Florida, NY

Average temperature in September - Florida, NY
  • Average high temperature in September: 73.4°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.3°F).

  • Average low temperature in September: 54.1°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.5°F).

Average pressure in September
Florida, NY

Average pressure in September - Florida, NY
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in September
Florida, NY

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

The windiest months (with the highest average wind speed) are January and March (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in September
Florida, NY

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

The months with the highest relative humidity are February, October and December (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in September
Florida, NY

Average rainfall in September - Florida, NY
  • Average rainfall in September: 0.63"

The wettest month (with the highest rainfall) is July (1.77").
The driest month (with the least rainfall) is September (0.63").

Average rainfall days in September
Florida, NY

Average rainfall days in September - Florida, NY
  • Average rainfall days in September: 10.4 days

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in September
Florida, NY

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

The month with the highest snowfall is March (1.69").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Florida, NY

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

The month with the highest number of snowfall days is February (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in September / Average sunshine in September - Florida, 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 4min

The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in September
Florida, NY

Average sunshine days in September - Florida, NY
  • Average sunshine days in September: 16.9 days

The months with the most sunshine days are January and November (20.4 days).
The month with the least sunshine days is June (12.5 days).

Average UV index in September
Florida, NY

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

The month with the highest UV index is June (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
Florida, NY

Average cloud cover in September - Florida, NY
  • Average cloud cover in September: 40

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 35).

Average visibility in September
Florida, NY

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

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

Florida, New York, USA

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