McDonough, GA Weather & Growing Conditions
Today
87°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly sunny. High near 87, with temperatures falling to around 83 in the afternoon. Southwest wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 69% |
| Tonight | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 50% |
| Wednesday | 87°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 69% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 30% |
| Thursday | 90°F | Mostly Sunny then Showers And Thunderstorms Likely | 0 to 5 mph S | 57% |
| Thursday Night | 70°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 57% |
| Friday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 31% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 31% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 0 mph | 35% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 35% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 mph | 42% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 42% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 39% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 0 mph | 39% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for McDonough, GA
Last spring frost
Mar 31
First fall frost
Nov 6
Growing season
220 days
Hardiness zone
8a
Explore more for McDonough, GA: full frost dates · planting calendar · Georgia frost dates
Climate data from the nearest NOAA station, Mcdonough 5 Ene, Ga (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.