Typical Weather in Decatur, AL in December
54° F Avg High
35° F Avg Low
7 Rainy Days
☀️ Temperature Summary
Highs in December are typically around 54°F, which is cooler than usual in Decatur. You can expect overnight lows near 35°F most days.
December is a great time to visit Decatur, with mild temperatures and sunny days being very common.
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 24% chance of rain for any given day in December. It's one of the rainier months of the year for Decatur, with total rainfall for the month around 6 inches.
Rainfall Throughout the Year
Planning a trip to Decatur? Try our free trip weather planner