Decatur Weather Forecast
- 25
- 47
Becoming Sunny
- 38
- 50
Partly Sunny
- 53
- 64
Mostly Cloudy
- 62
- 77
Chance Rain Showers
- 44
- 80
Chance Thunderstorms
- 38
- 55
Chance Thunderstorms
- 43
- 53
Rain Showers Likely
Today 27 Mar Macon
Mostly sunny. Much cooler with Highs in the upper 40s. North Winds 15 to 20 Mph.
Tonight 27 Mar Macon
Clear. Lows in the mid 20s. North Winds 10 to 15 Mph with Gusts up to 25 Mph.
Decatur Temperature Statistics
March Temperature
Decatur Airport (4.3 miles)
Lowest 17 March, 2026
14.6 °FAverage March
48.2 °FHighest 20 March, 2026
84.7 °F
Climate (2021–Present)
Decatur Airport (4.3 miles)
Average Low 2021–2026
45.3 °FAverage 2021–2026
55.4 °FAverage High 2021–2026
65.4 °F