September weather forecast
Quincy, FL

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Weather in September

The first month of the autumn, September, is still a tropical month in Quincy, Florida, with temperature in the range of an average high of 87.3°F (30.7°C) and an average low of 69.4°F (20.8°C).

Temperature

September's onset sees an average high-temperature of a still tropical 87.3°F (30.7°C), exhibiting a slight fluctuation from the previous month. The nighttime temperature in Quincy, during September, averages of 69.4°F (20.8°C).

Heat index

The heat index in September is estimated at a torrid 102.2°F (39°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', provides an understanding of perceived warmth by combining temperature and relative humidity. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. When body temperature rises due to an imbalance in heat gain, there's a potential for dehydration and overheating.

Humidity

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

Rainfall

In Quincy, Florida, in September, it is raining for 19.4 days, with typically 3.35" (85mm) of accumulated precipitation. Throughout the year, in Quincy, there are 184.9 rainfall days, and 37.6" (955mm) of precipitation is accumulated.

Snowfall

In Quincy, Florida, snow does not fall in February through December.

Daylight

In September, the average length of the day in Quincy is 12h and 20min.
On the first day of September in Quincy, sunrise is at 7:15 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:24 pm EDT.

Sunshine

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

UV index

In September, the average daily maximum UV index in Quincy is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: During September, 6 as the daily maximum UV index converts into the following advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Quincy during September?

Quincy in September has an average high-temperature of 87.3°F (30.7°C) and an average low-temperature of 69.4°F (20.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, in September is estimated at 102.2°F (39°C).

What is the average humidity in September in Quincy?

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

How much does it rain in Quincy in September?

In Quincy, Florida, in September, it is raining for 19.4 days, with typically 3.35" (85mm) of accumulated precipitation.

When it does not snow in Quincy?

February through December are months without snowfall in Quincy, Florida.

How many hours of daylight does Quincy have in September?

In September, the average day length is 12h and 20min.

When is the sunrise / sunset in September in Quincy?

On the first day of September in Quincy, Florida, sunrise is at 7:15 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:24 pm EDT.

How many hours of sunshine does Quincy have in September?

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

What is the UV index intensity in September in Quincy?

In September, the average daily maximum UV index in Quincy is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to 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
Quincy, FL

Average temperature in September - Quincy, FL
  • Average high temperature in September: 87.3°F

The warmest months (with the highest average high temperature) are July and August (90.7°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in September: 69.4°F

The month with the highest average low temperature is August (73.6°F).
The coldest month (with the lowest average low temperature) is January (42.3°F).

Average pressure in September
Quincy, FL

Average pressure in September - Quincy, FL
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.98"Hg).

Average wind speed in September
Quincy, FL

Average wind speed in September - Quincy, FL
  • Average wind speed in September: 4.9mph

The windiest months (with the highest average wind speed) are January and March (6.6mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in September
Quincy, FL

Average humidity in September - Quincy, FL
  • Average humidity in September: 77%

The months with the highest relative humidity are August and December (78%).
The month with the lowest relative humidity is May (72%).

Average rainfall in September
Quincy, FL

Average rainfall in September - Quincy, FL
  • Average rainfall in September: 3.35"

The wettest month (with the highest rainfall) is August (5.08").
The driest month (with the least rainfall) is November (1.46").

Average rainfall days in September
Quincy, FL

Average rainfall days in September - Quincy, FL
  • Average rainfall days in September: 19.4 days

The month with the highest number of rainy days is July (26.1 days).
The month with the least rainy days is November (8.1 days).

Average snowfall in September
Quincy, FL

Average snowfall in September - Quincy, FL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in September
Quincy, FL

Average snowfall days in September - Quincy, FL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in September /
Average sunshine in September
Quincy, FL

Average daylight in September / Average sunshine in September - Quincy, FL
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in September: 8h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).

Average sunshine days in September
Quincy, FL

Average sunshine days in September - Quincy, FL
  • Average sunshine days in September: 9.3 days

The month with the most sunshine days is November (20.6 days).
The month with the least sunshine days is July (3.4 days).

Average UV index in September
Quincy, FL

Average UV index in September - Quincy, FL
  • Average UV index in September: 6

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in September
Quincy, FL

Average cloud cover in September - Quincy, FL
  • Average cloud cover in September: 32

The month with the most cloud cover is December (Cloud cover 43).
The months with the least cloud cover are May and October (Cloud cover 29).

Average visibility in September
Quincy, FL

Average visibility in September - Quincy, FL
  • Average visibility in September: 5mi

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

Quincy, Florida, USA

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