Typical Weather in Decatur, AL in May
79° F Avg High
60° F Avg Low
7 Rainy Days
☀️ Temperature Summary
Highs in May are typically around 79°F, which is warmer than usual in Decatur. Lows overnight are typically around 60°F. Temperatures will generally increase as the month goes on, with daily high temperatures ranging between 75°F and 82°F.
May 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 23% chance of rain for any given day in May. It's one of the rainier months of the year for Decatur, with total rainfall for the month around 5 inches.
Rainfall Throughout the Year
Planning a trip to Decatur? Try our free trip weather planner