Decatur Weather Forecast
- 66
- 82
Slight Chance Thunderstorms
- 72
- 84
Thunderstorms Likely
- 73
- 88
Thunderstorms Likely
- 72
- 87
Chance Thunderstorms
- 75
- 88
Chance Thunderstorms
- 76
- 93
Slight Chance Thunderstorms
Today 17 Jul Macon
Mostly cloudy with a slight chance of Showers and Thunderstorms. Humid with Highs in the lower 80s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.
Tonight 17 Jul Macon
Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers. Lows in the mid 60s. North Winds 5 to 10 Mph, becoming northeast after midnight. Chance of rain 20 percent.
Decatur Temperature Statistics
July Temperature
Decatur Airport (4.3 miles)
Lowest 2 July, 2025
66.9 °FAverage July
79.8 °FHighest 4 July, 2025
93.7 °F
Climate (2020–Present)
Decatur Airport (4.3 miles)
Average Low 2020–2025
45.1 °FAverage 2020–2025
55.1 °FAverage High 2020–2025
64.9 °F