Typical Weather in Jacksonville, FL in September
88° F Avg High
73° F Avg Low
8 Rainy Days
☀️ Temperature Summary
September is one of the warmer months of the year for Jacksonville, with highs averaging around 88°F. You can expect overnight lows near 73°F most days. Daily high temperatures can range between 90°F and 86°F, and typically fall throughout the month.
Be ready to seek shade during the day, as mid-day temperatures can be dangerous if you're caught without a way to cool off. If you want to avoid the September heat, you may consider visiting in October instead, when highs are often closer to 82°.
High Temps Throughout the Year
🎒 What to Pack
Pick up a few of these items to keep your trip fun and comfortable.
☔ Rain Summary
You can expect about a 26% chance of rain for any given day in September. It's one of the rainier months of the year for Jacksonville, with total rainfall for the month around 6 inches. If you want to avoid the wet conditions in September, you may consider visiting in October instead, when rainfall chances can be closer to 14%.
Rainfall Throughout the Year
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