September weather forecast
Ponte Vedra Beach, FL

Weather in September

The first month of the autumn, September, is also a moderately hot month in Ponte Vedra Beach, Florida, with an average temperature ranging between min 75.4°F (24.1°C) and max 85.8°F (29.9°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a warm 85.8°F (29.9°C). The average low-temperature, in Ponte Vedra Beach, is 75.4°F (24.1°C).

Heat index

In September, the average heat index is appraised at a sweltering 96.8°F (36°C). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. 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', 'felt air temperature', or 'real feel', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like metabolic differences, differences in body mass, height, and shape, clothing, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise 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.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. If the body can not disperse the excessive heat and body temperature reaches conditions of hyperthermia, above 99.5°F (37.5°C) to 100.9°F (38.3°C), thermal conditions are potentially life-threatening.

Humidity

In September, the average relative humidity in Ponte Vedra Beach is 75%.

Rainfall

In Ponte Vedra Beach, during September, the rain falls for 20 days and regularly aggregates up to 4.09" (104mm) of precipitation. In Ponte Vedra Beach, during the entire year, the rain falls for 185.5 days and collects up to 31.54" (801mm) of precipitation.

Snowfall

February through November are months without snowfall.

Daylight

The average length of the day in September is 12h and 20min.
On the first day of the month, sunrise is at 7:02 am and sunset at 7:48 pm. On the last day of September, in Ponte Vedra Beach, sunrise is at 7:18 am and sunset at 7:12 pm EDT.

Sunshine

In Ponte Vedra Beach, the average sunshine in September is 8.7h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in September in Ponte Vedra Beach?

The average high-temperature, in September, in Ponte Vedra Beach, is 85.8°F (29.9°C), while the average low-temperature is 75.4°F (24.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 96.8°F (36°C).

What is the average humidity in September in Ponte Vedra Beach?

In Ponte Vedra Beach, Florida, the average relative humidity in September is 75%.

How much does it rain in Ponte Vedra Beach in September?

In Ponte Vedra Beach, Florida, during September, the rain falls for 20 days and regularly aggregates up to 4.09" (104mm) of precipitation.

When it does not snow in Ponte Vedra Beach?

In Ponte Vedra Beach, snow does not fall in February through November.

How many hours of daylight does Ponte Vedra Beach have in September?

The average day length in September is 12h and 20min.

When is the sunrise / sunset in September in Ponte Vedra Beach?

On the first day of September in Ponte Vedra Beach, Florida, sunrise is at 7:02 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 7:12 pm EDT.

How long on average sun shines in September in Ponte Vedra Beach?

In September, the average sunshine duration is 8.7h.

What are the months with the highest UV index in Ponte Vedra Beach?

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

What is the UV index intensity in September in Ponte Vedra Beach?

In Ponte Vedra Beach, the average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ponte Vedra Beach, FL

Average temperature in September - Ponte Vedra Beach, FL
  • Average high temperature in September: 85.8°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (63.3°F).

  • Average low temperature in September: 75.4°F

The months with the highest average low temperature are July and August (77.5°F).
The coldest month (with the lowest average low temperature) is January (50.4°F).

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Average pressure in September
Ponte Vedra Beach, FL

Average pressure in September - Ponte Vedra Beach, FL
  • Average pressure in September: 29.98"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are August and September (29.98"Hg).

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Average wind speed in September
Ponte Vedra Beach, FL

Average wind speed in September - Ponte Vedra Beach, FL
  • Average wind speed in September: 7.2mph

The windiest months (with the highest average wind speed) are January, March, April, October and November (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

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Average humidity in September
Ponte Vedra Beach, FL

Average humidity in September - Ponte Vedra Beach, FL
  • Average humidity in September: 75%

The months with the highest relative humidity are August and December (76%).
The month with the lowest relative humidity is March (70%).

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Average rainfall in September
Ponte Vedra Beach, FL

Average rainfall in September - Ponte Vedra Beach, FL
  • Average rainfall in September: 4.09"

The wettest month (with the highest rainfall) is August (4.8").
The driest month (with the least rainfall) is January (1.3").

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Average rainfall days in September
Ponte Vedra Beach, FL

Average rainfall days in September - Ponte Vedra Beach, FL
  • Average rainfall days in September: 20 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is February (9.8 days).

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Average snowfall days in September
Ponte Vedra Beach, FL

Average snowfall days in September - Ponte Vedra Beach, FL
  • Average snowfall days in September: 0 days

The months with the highest number of snowfall days are January and December (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Ponte Vedra Beach, FL

Average daylight in September / Average sunshine in September - Ponte Vedra Beach, FL
  • Average daylight in September: 12h and 20min

The month with the longest days is June (Average daylight: 14h and 4min).
The month with the shortest days is December (Average daylight: 10h and 14min).

  • Average sunshine in September: 8h and 42min

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

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Average sunshine days in September
Ponte Vedra Beach, FL

Average sunshine days in September - Ponte Vedra Beach, FL
  • Average sunshine days in September: 7.2 days

The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is August (4.2 days).

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Average UV index in September
Ponte Vedra Beach, FL

Average UV index in September - Ponte Vedra Beach, 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 months with the lowest UV index are January and December (UV index 4).

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Average cloud cover in September
Ponte Vedra Beach, FL

Average cloud cover in September - Ponte Vedra Beach, FL
  • Average cloud cover in September: 31

The month with the most cloud cover is December (Cloud cover 38).
The month with the least cloud cover is May (Cloud cover 26).

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Average visibility in September
Ponte Vedra Beach, FL

Average visibility in September - Ponte Vedra Beach, 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).

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