September weather forecast
Korona, FL

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Korona, Florida, with temperature in the range of an average low of 76.1°F (24.5°C) and an average high of 85.1°F (29.5°C).

Temperature

Korona sees the arrival of September with an average high-temperature of a warm 85.1°F (29.5°C), indicating a subtle variation from August. September nights in Korona register a minor temperature decline, steadying at 76.1°F (24.5°C).

Heat index

In September, the average heat index is calculated to be a torrid 95°F (35°C). Undertake additional precautions, heat cramps and heat exhaustion could happen. Heatstroke could occur from sustained activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

The average relative humidity in September is 77%.

Rainfall

In September, the rain falls for 21.5 days. Throughout September, 4.76" (121mm) of precipitation is accumulated. Throughout the year, in Korona, there are 191.6 rainfall days, and 35.2" (894mm) of precipitation is accumulated.

Daylight

In Korona, the average length of the day in September is 12h and 20min.
On the first day of September in Korona, sunrise is at 7:02 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:11 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

In Korona, the average daily maximum UV index in September is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during September leads to these advisories:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Korona during September?

In Korona, in September, the average high-temperature is 85.1°F (29.5°C), and the average low-temperature is 76.1°F (24.5°C). In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 95°F (35°C).

What is the average humidity in September in Korona?

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

How much does it rain in Korona in September?

In Korona, in September, it is raining for 21.5 days, with typically 4.76" (121mm) of accumulated precipitation.

How many hours of daylight does Korona have in September?

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

When are sunrise and sunset in September in Korona?

On the first day of September in Korona, sunrise is at 7:02 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 7:17 am and sunset at 7:11 pm EDT.

How long on average sun shines in September in Korona?

In September, the average sunshine duration is 8.7h.

What is the UV index reading in September in Korona?

In September, the average daily maximum UV index in Korona is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to Sun's UV rays.

Average temperature in September
Korona, FL

Average temperature in September - Korona, FL
  • Average high temperature in September: 85.1°F

The warmest month (with the highest average high temperature) is August (87.8°F).
The month with the lowest average high temperature is January (65.7°F).

  • Average low temperature in September: 76.1°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (53.8°F).

Average pressure in September
Korona, FL

Average pressure in September - Korona, FL
  • Average pressure in September: 29.97"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

Average wind speed in September
Korona, FL

Average wind speed in September - Korona, FL
  • Average wind speed in September: 7.6mph

The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

Average humidity in September
Korona, FL

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

The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is March (72%).

Average rainfall in September
Korona, FL

Average rainfall in September - Korona, FL
  • Average rainfall in September: 4.76"

The wettest month (with the highest rainfall) is August (5.28").
The driest month (with the least rainfall) is March (1.38").

Average rainfall days in September
Korona, FL

Average rainfall days in September - Korona, FL
  • Average rainfall days in September: 21.5 days

The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is February (10.6 days).

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

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

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

Average sunshine days in September
Korona, FL

Average sunshine days in September - Korona, FL
  • Average sunshine days in September: 6.2 days

The month with the most sunshine days is March (17.2 days).
The month with the least sunshine days is August (4.8 days).

Average UV index in September
Korona, FL

Average UV index in September - Korona, 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 4).

Average cloud cover in September
Korona, FL

Average cloud cover in September - Korona, FL
  • Average cloud cover in September: 30

The month with the most cloud cover is December (Cloud cover 37).
The months with the least cloud cover are May and July (Cloud cover 27).

Average visibility in September
Korona, FL

Average visibility in September - Korona, FL
  • Average visibility in September: 6mi

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

Korona, Florida, USA

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