Typical Weather in Decatur, AL in September
82° F Avg High
64° F Avg Low
4 Rainy Days
☀️ Temperature Summary
September is a popular time of year to visit, with an inviting climate characterized by warm temperatures. Highs in September are typically around 82°F, which is warmer than usual in Decatur. You can expect overnight lows near 64°F most days. Temperatures will usually fall as the month goes on, with daily high temperatures ranging between 86°F and 77°F.
The warm, dry temperatures in September make Decatur a great destination to relax and soak up the sun.
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 14% chance of rain for any given day in September. It's one of the drier months of the year for Decatur, with total rainfall for the month around 4 inches.
Rainfall Throughout the Year
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