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City of Decatur, GADecatur, GA 7-Day Night Weather Forecast
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Decatur, GA Weather Forecast
Decatur, GA Weather Forecast Date: 500 AM EDT Fri Oct 02 2026
The area/counties/county of: Cherokee, including the cities of: Atlanta, Conyers, Decatur, East Point, Lawrenceville, and Marietta.or toggle through each period.
Today... Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the upper 80s. Light southeast winds. Chance of rain 20%.
Tonight... Partly cloudy in the evening, then becoming mostly cloudy. A slight chance of thunderstorms in the evening. A slight chance of showers. Lows in the upper 60s. Light southeast winds in the evening, becoming light and variable. Chance of rain 20%.
Saturday... Partly sunny with a chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Highs in the mid 80s. Light south winds. Chance of rain 50%.
Saturday Night... A slight chance of thunderstorms. Showers likely. Lows in the upper 60s. Light east winds. Chance of rain 70%.
Sunday... Showers with a slight chance of thunderstorms. Highs in the mid 70s. Light east winds. Chance of rain 90%.
Sunday Night... Cloudy. Showers likely with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Lows in the lower 60s. Chance of rain 70%.
Monday... Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 50%.
Monday Night... Mostly cloudy. A slight chance of showers after midnight. Lows in the upper 50s. Chance of rain 20%.
Tuesday... Mostly sunny. A slight chance of showers in the afternoon. Highs in the lower 70s. Chance of rain 20%.
Tuesday Night... Partly cloudy. Lows in the lower 50s.
Wednesday... Mostly sunny. Highs in the lower 70s.
Wednesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s.
POP = Probability of Precipitation
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