September weather forecast and climate
Cape Canaveral, FL

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 also a moderately hot month in Cape Canaveral, Florida, with average temperature fluctuating between 84.2°F (29°C) and 78.3°F (25.7°C).

Temperature

In September, the average high-temperature is relatively the same as in August - a moderately hot 84.2°F (29°C). In September, in Cape Canaveral, Florida, the average low-temperature is 78.3°F (25.7°C).

Heat index

The average heat index is computed to be a tropical 93.4°F (34.1°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'real feel', or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is individual, with diverse people perceiving weather differently for numerous reasons (clothing, pregnancy, differences in body mass, height, and shape), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity is 77%.

Rainfall

In Cape Canaveral, during 23.8 rainfall days, 4.84" (123mm) of precipitation is typically accumulated. Throughout the year, there are 204.7 rainfall days, and 36.57" (929mm) of precipitation is accumulated.

Ocean temperature

In Cape Canaveral, the average seawater temperature in September is 84°F (28.9°C).
Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In September, the average length of the day in Cape Canaveral is 12.3h.

Sunshine

In September, the average sunshine is 9h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 7 in September transform into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.
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FAQ

What is the temperature in September in Cape Canaveral?

In Cape Canaveral, in September, the average high-temperature 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', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 93.4°F (34.1°C).

What is the average humidity in September in Cape Canaveral?

In September, the average relative humidity is 77%.

How much does it rain in Cape Canaveral in September?

In Cape Canaveral, Florida, during September, the rain falls for 23.8 days and regularly aggregates up to 4.84" (123mm) of precipitation.

What is the water temperature in September in Cape Canaveral?

In Cape Canaveral, Florida, in September, the average water temperature is 84°F (28.9°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in September in Cape Canaveral?

The average length of the day in September in Cape Canaveral is 12.3h.

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

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

When is the highest UV index in Cape Canaveral?

Months with the highest UV index in Cape Canaveral are May through September, with an average maximum UV index of 7.

How high is the UV index in September in Cape Canaveral?

In September, the average daily maximum UV index in Cape Canaveral is 7. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the 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).

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Average pressure in September
Cape Canaveral, FL

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

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

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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).

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Average humidity in September
Cape Canaveral, FL

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

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

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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").

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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).

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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).

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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: 12.3h

The month with the longest days is June (Average daylight: 13.9h).
The month with the shortest days is December (Average daylight: 10.4h).

  • 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).

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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).

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Average UV index in September
Cape Canaveral, FL

Average UV index in September - Cape Canaveral, FL
  • Average UV index in September: 7

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).

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Average cloud cover in September
Cape Canaveral, FL

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

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

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Average visibility in September
Cape Canaveral, FL

Average visibility in September - Cape Canaveral, FL
  • Average visibility in September: 6mi

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

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