Jacksonville Weather in September

Thinking of visiting Jacksonville in September? Expect high temperatures reaching 30°C (86°F) during the day, dropping to 17°C (63°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Jacksonville in September

Records from the past 30 years suggest around 8 days of rain, with 97 mm (3.8 in) average for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Jacksonville in September

In September, expect high temperatures in Jacksonville, with highs of 30°C (86°F) and lows of 17°C (63°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Jacksonville in September

There are approximately 271 hours of sunshine this month, resulting in mostly clear days.

If you prefer dry days with pleasant temperatures, April, May and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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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's climate page.

Jacksonville Temperature in September

Min Temperature 17°C (63°F)  

Max Temperature 30°C (86°F)  

Chance of Rain 27%  

Precipitation 97 mm (3.8 in)  

Rainy days 8 days  

Sunshine 271 hours *  

Percentage Sunshine 73% *  

* Data from: Little Rock, the United States of America (21 KM, 13 Miles).

What to Wear in Jacksonville in September

Warm but pleasant conditions in Jacksonville in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Jacksonville in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

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's climate page.

More climate data for Jacksonville

Temperature Rainfall Sunshine

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