| NWS Forecast for: Gwinnett County Issued by: National Weather Service Peachtree City, GA Last Update: 500 AM EDT Sat Jul 25 2026 |  |
Today: Partly sunny. A slight chance of showers and thunderstorms this morning, then a chance of showers and thunderstorms this afternoon. Highs in the upper 80s. Northwest winds 5 to 10 mph. Chance of rain 50 percent. Tonight: Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Light west winds. Chance of rain 50 percent. Sunday: Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Northwest winds 5 to 10 mph. Chance of rain 20 percent. Sunday Night: Mostly clear. Lows in the lower 70s. Light northwest winds. Monday: Mostly sunny. Highs in the lower 90s. Light northwest winds. Monday Night: Mostly clear. Lows in the lower 70s. Tuesday: Mostly sunny. Highs in the mid 90s. Heat index values up to 105. Tuesday Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 70s. Chance of rain 20 percent. Wednesday: Mostly sunny. Highs in the lower 90s. Wednesday Night: Mostly clear. Lows around 70. Thursday: Mostly sunny. Highs in the lower 90s. Thursday Night: Mostly clear. Lows in the lower 70s. Friday: Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent. | |
| Zone Forecast: Gwinnett County | |
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