Decatur Airport (DEC) Weather 05/20/2025
This Afternoon
76
T-storms Likely
Tonight
54
Chance T-storms then Mostly Cloudy
Wednesday
64
Breezy. Mostly Cloudy then Slight Chance Showers
Wednesday Night
47
Partly Cloudy
Thursday
62
Partly Sunny
Thursday Night
44
Partly Cloudy
Friday
67
Mostly Sunny
Friday Night
47
Partly Cloudy
Saturday
67
Partly Sunny
Saturday Night
49
Chance Showers
Sunday
67
Chance Showers
Sunday Night
51
Chance Showers
Memorial Day
68
Chance Showers
Weekly Forecast
This Afternoon
Showers and thunderstorms likely, mainly after 3pm. Mostly cloudy, with a high near 76. South southwest wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 11pm. Mostly cloudy, with a low around 54. West wind 10 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday
A slight chance of showers between 1pm and 4pm. Mostly cloudy, with a high near 64. Breezy, with a west wind 15 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 47. West northwest wind 10 to 15 mph, with gusts as high as 23 mph.
Thursday
Partly sunny, with a high near 62. Northwest wind 13 to 16 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 44. North northwest wind 6 to 11 mph, with gusts as high as 18 mph.
Friday
Mostly sunny, with a high near 67. Northwest wind 7 to 11 mph, with gusts as high as 17 mph.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Partly sunny, with a high near 67.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Sunday
A chance of showers. Partly sunny, with a high near 67.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 51.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 68.