September weather forecast
Terra Ceia, FL

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Weather in September

September, the first month of the autumn in Terra Ceia, is still a hot month, with an average temperature varying between 86.2°F (30.1°C) and 77.9°F (25.5°C).

Temperature

The average high-temperature for September is a still tropical 86.2°F (30.1°C), closely aligning with the temperature of the preceding month. The low temperature average during September reflects a slight decrease to a moderately hot 77.9°F (25.5°C) from the day's peak.

Heat index

September's heat index is computed to be a very hot 98.6°F (37°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Always consider that heat index estimations are for light winds and places in the shade. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'real feel', evaluates the perceived heat by adding the effect of moisture in the air. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. Augmented relative humidity impedes typical body cooling mechanisms by lowering the evaporation rate, resulting in decreased body cooling and an amplified perception of heat. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

The average relative humidity in September is 75%.

Rainfall

In Terra Ceia, during September, the rain falls for 21.5 days and regularly aggregates up to 3.43" (87mm) of precipitation. Throughout the year, there are 166.4 rainfall days, and 26.38" (670mm) of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 19min.
On the first day of September, sunrise is at 7:09 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:17 pm EDT.

Sunshine

The average sunshine in September is 9.1h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 7 during September translates into the following recommendations:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

September temperatures vary between a high-temperature of 86.2°F (30.1°C) and a low-temperature of 77.9°F (25.5°C). The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in September is computed to be 98.6°F (37°C).

What is the average humidity in September?

The average relative humidity in September is 75%.

How many days does it rain in September in Terra Ceia?

In Terra Ceia, in September, during 21.5 rainfall days, 3.43" (87mm) of precipitation is typically accumulated.

How many hours of daylight does Terra Ceia have in September?

In Terra Ceia, the average day length in September is 12h and 19min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 7:09 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 7:17 pm EDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9.1h.

What are the months with the highest UV index in Terra Ceia?

The months with the highest UV index are May through September, with an average maximum UV index of 7.

What is the UV index reading in September?

In September, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Terra Ceia, FL

Average temperature in September - Terra Ceia, FL
  • Average high temperature in September: 86.2°F

The warmest month (with the highest average high temperature) is August (87.4°F).
The month with the lowest average high temperature is January (66.9°F).

  • Average low temperature in September: 77.9°F

The month with the highest average low temperature is August (80.4°F).
The coldest month (with the lowest average low temperature) is January (56.8°F).

Average pressure in September
Terra Ceia, FL

Average pressure in September - Terra Ceia, FL
  • Average pressure in September: 29.96"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.96"Hg).

Average wind speed in September
Terra Ceia, FL

Average wind speed in September - Terra Ceia, FL
  • Average wind speed in September: 8.2mph

The windiest month (with the highest average wind speed) is November (10.7mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).

Average humidity in September
Terra Ceia, FL

Average humidity in September - Terra Ceia, FL
  • Average humidity in September: 75%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is October (73%).

Average rainfall in September
Terra Ceia, FL

Average rainfall in September - Terra Ceia, FL
  • Average rainfall in September: 3.43"

The wettest month (with the highest rainfall) is July (4.88").
The driest month (with the least rainfall) is November (0.71").

Average rainfall days in September
Terra Ceia, FL

Average rainfall days in September - Terra Ceia, FL
  • Average rainfall days in September: 21.5 days

The months with the highest number of rainy days are July and August (24.6 days).
The month with the least rainy days is January (7.3 days).

Average daylight in September /
Average sunshine in September
Terra Ceia, FL

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

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in September
Terra Ceia, FL

Average sunshine days in September - Terra Ceia, FL
  • Average sunshine days in September: 6 days

The month with the most sunshine days is January (22.6 days).
The months with the least sunshine days are July and August (4.8 days).

Average UV index in September
Terra Ceia, FL

Average UV index in September - Terra Ceia, FL
  • Average UV index in September: 7

The months with the highest UV index are May, June, July, August and September (UV index 7).
The month with the lowest UV index is January (UV index 4).

Average cloud cover in September
Terra Ceia, FL

Average cloud cover in September - Terra Ceia, FL
  • Average cloud cover in September: 27

The months with the most cloud cover are January and December (Cloud cover 30).
The month with the least cloud cover is May (Cloud cover 21).

Average visibility in September
Terra Ceia, FL

Average visibility in September - Terra Ceia, 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).

Terra Ceia, Florida, USA

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