September weather forecast
Cape Canaveral, FL

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A sunny morning on the sandy shores of Cape Canaveral in Florida
A sunny morning on the sandy shores of Cape Canaveral in Florida

Weather in September

The first month of the autumn, September, is still a warm month in Cape Canaveral, Florida, with an average temperature varying between 78.3°F (25.7°C) and 84.2°F (29°C).

Temperature

Cape Canaveral, Florida, signifies an average high-temperature of a moderately hot 84.2°F (29°C) in September, closely mirroring the 86°F (30°C) of August. September in Cape Canaveral is characterized by a steady nighttime low-temperature of 78.3°F (25.7°C).

Heat index

The heat index for September is appraised at a tropical 93.2°F (34°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a metric representing the sensation of warmth when air temperature and moisture come together. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly meaningful 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.

Humidity

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

Rainfall

In Cape Canaveral, during September, the rain falls for 23.8 days and regularly aggregates up to 4.84" (123mm) of precipitation. Throughout the year, in Cape Canaveral, there are 204.7 rainfall days, and 36.57" (929mm) of precipitation is accumulated.

Ocean temperature

In September, the average ocean temperature is 84°F (28.9°C).
Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are regarded as very warm, ensuring all water activities are pleasurable for extended periods without feeling uneasy.

Daylight

In September, the average length of the day in Cape Canaveral is 12h and 19min.
On the first day of September in Cape Canaveral, sunrise is at 7:01 am and sunset at 7:43 pm. On the last day of the month, sunrise is at 7:15 am and sunset at 7:09 pm EDT.

Sunshine

In September, the average sunshine in Cape Canaveral is 9h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents 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:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take note! Sand and water reflections strengthen the Sun's UV exposure.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Cape Canaveral in September?

An average high-temperature, in September, in Cape Canaveral, is 84.2°F (29°C) and the average low-temperature is 78.3°F (25.7°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is appraised at 93.2°F (34°C).

What is the average humidity in September in Cape Canaveral?

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

How much does it rain in Cape Canaveral in September?

In Cape Canaveral, Florida, in September, it is raining for 23.8 days, with typically 4.84" (123mm) of accumulated precipitation.

What is the water temperature in September in Cape Canaveral?

In Cape Canaveral, the average seawater temperature in September is 84°F (28.9°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Cape Canaveral have in September?

In Cape Canaveral, the average day length in September is 12h and 19min.

When are sunrise and sunset in September in Cape Canaveral?

In September, on the first day of the month, sunrise is at 7:01 am and sunset at 7:43 pm. On the last day of the month, in Cape Canaveral, sunrise is at 7:15 am and sunset at 7:09 pm EDT.

How long on average sun shines in September in Cape Canaveral?

In September, the average sunshine duration in Cape Canaveral is 9h.

When is the highest UV index in Cape Canaveral?

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

What is the UV index intensity in September in Cape Canaveral?

The average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in September
Cape Canaveral, FL

Average temperature in September - Cape Canaveral, FL
  • Average high temperature in September: 84.2°F

The warmest month (with the highest average high temperature) is August (86°F).
The month with the lowest average high temperature is January (68.4°F).

  • Average low temperature in September: 78.3°F

The month with the highest average low temperature is August (79.7°F).
The coldest month (with the lowest average low temperature) is January (59.4°F).

Average pressure in September
Cape Canaveral, FL

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

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is September (29.97"Hg).

Average wind speed in September
Cape Canaveral, FL

Average wind speed in September - Cape Canaveral, FL
  • Average wind speed in September: 8.9mph

The windiest month (with the highest average wind speed) is November (11.5mph).
The calmest month (with the lowest average wind speed) is July (7.7mph).

Average humidity in September
Cape Canaveral, FL

Average humidity in September - Cape Canaveral, FL
  • Average humidity in September: 77%

The months with the highest relative humidity are June, July and August (79%).
The month with the lowest relative humidity is March (72%).

Average rainfall in September
Cape Canaveral, FL

Average rainfall in September - Cape Canaveral, FL
  • Average rainfall in September: 4.84"

The wettest month (with the highest rainfall) is August (6.34").
The driest month (with the least rainfall) is March (1.22").

Average rainfall days in September
Cape Canaveral, FL

Average rainfall days in September - Cape Canaveral, FL
  • Average rainfall days in September: 23.8 days

The month with the highest number of rainy days is August (25.7 days).
The month with the least rainy days is February (10.3 days).

Average sea temperature in September
Cape Canaveral, FL

Average sea temperature in September - Cape Canaveral, FL
  • Average sea temperature in September: 84.1°F

The best month for swimming (with the highest average sea temperature) is August (84.7°F).
The coldest month (with the lowest average sea temperature) is January (71.4°F).

Average daylight in September /
Average sunshine in September
Cape Canaveral, FL

Average daylight in September / Average sunshine in September - Cape Canaveral, 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

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is January (Average sunshine: 6h).

Average sunshine days in September
Cape Canaveral, FL

Average sunshine days in September - Cape Canaveral, FL
  • Average sunshine days in September: 4.1 days

The month with the most sunshine days is March (16.6 days).
The month with the least sunshine days is August (3.3 days).

Average UV index in September
Cape Canaveral, FL

Average UV index in September - Cape Canaveral, 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
Cape Canaveral, FL

Average cloud cover in September - Cape Canaveral, FL
  • Average cloud cover in September: 29

The months with the most cloud cover are January and November (Cloud cover 35).
The months with the least cloud cover are April and May (Cloud cover 26).

Average visibility in September
Cape Canaveral, FL

Average visibility in September - Cape Canaveral, 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).

Cape Canaveral, Florida, USA

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