Jacksonville Beach Weather in September

September in Jacksonville Beach averages 30°C (86°F) during the day and 23°C (73°F) at night. Quite a bit of rainfall is typical this month, with around 176 mm (6.9 in) on average. An umbrella is a good idea.

Rainfall in Jacksonville Beach in September

Historically, the month has about 14 days of rain, averaging 176 mm (6.9 in) in total. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Jacksonville Beach in September

In September, Jacksonville Beach gets high temperatures, with highs of 30°C (86°F). Nights cool to around 23°C (73°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. Nights stay warm at around 23°C (73°F), so light bedding and good ventilation are worth thinking about.

Sunshine in Jacksonville Beach in September

The days are predominantly sunny, with an estimated total of around 231 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

September in Jacksonville Beach has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.

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For a detailed overview over the year and the best time to visit the United States of America, check out our Jacksonville Beach's climate page.

Jacksonville Beach Temperature in September

Min Temperature 23°C (73°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 47%  

Precipitation 176 mm (6.9 in)  

Rainy days 14 days  

Humidity 81% *  

Sunshine 231 hours *  

Percentage Sunshine 62% *  

* Data from: Jacksonville, the United States of America (37 KM, 23 Miles).

What to Wear in Jacksonville Beach in September

Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Jacksonville Beach in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

8/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Jacksonville Beach's climate page.

More climate data for Jacksonville Beach

Temperature Rainfall Sunshine Humidity

See the full Jacksonville Beach climate overview or explore weather in the United States of America.