Decatur Airport (DEC) Weather 08/31/2025
Overnight
62
Patchy Fog
Thursday
83
Patchy Fog then Mostly Sunny
Thursday Night
62
Mostly Clear
Friday
85
Sunny
Friday Night
63
Partly Cloudy
Saturday
83
Partly Sunny
Saturday Night
57
Partly Cloudy
Sunday
77
Sunny
Sunday Night
52
Mostly Clear
Monday
73
Sunny
Monday Night
50
Mostly Clear
Tuesday
74
Sunny
Tuesday Night
51
Partly Cloudy
Weekly Forecast
Overnight
Patchy fog. Otherwise, mostly clear, with a low around 62. North northeast wind around 7 mph.
Thursday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 83. North northeast wind 6 to 11 mph, with gusts as high as 16 mph.
Thursday Night
Mostly clear, with a low around 62. Northeast wind 3 to 8 mph.
Friday
Sunny, with a high near 85. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 63. Light and variable wind.
Saturday
Partly sunny, with a high near 83. Calm wind becoming west northwest 5 to 9 mph in the morning.
Saturday Night
Partly cloudy, with a low around 57. Northwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 77.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 74.
Tuesday Night
Partly cloudy, with a low around 51.