National Weather Service forecast
Alpharetta, Georgia Weather
Alpharetta 7-Day Forecast
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Overnight63°FChance Showers And Thunderstorms41% chance of precipitation
A slight chance of rain showers before 4am, then a chance of showers and thunderstorms. Cloudy, with a low around 63. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
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Wednesday71°FShowers And Thunderstorms88% chance of precipitation
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 11am, then showers and thunderstorms. Cloudy, with a high near 71. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
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Wednesday Night63°FShowers And Thunderstorms Likely69% chance of precipitation
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 9pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 63. South wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
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Thursday75°FSlight Chance Rain Showers20% chance of precipitation
A slight chance of rain showers before 4pm. Partly sunny, with a high near 75. Southwest wind 0 to 5 mph. Chance of precipitation is 20%.
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Thursday Night55°FPartly Cloudy then Slight Chance Rain Showers15% chance of precipitation
A slight chance of rain showers after 1am. Partly cloudy, with a low around 55. Northwest wind around 0 mph. Chance of precipitation is 20%.
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Friday73°FSlight Chance Rain Showers then Sunny15% chance of precipitation
A slight chance of rain showers before 7am. Sunny, with a high near 73. Chance of precipitation is 20%.
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Friday Night46°FClear2% chance of precipitation
Clear, with a low around 46.
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Saturday68°FSunny
Sunny, with a high near 68.
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Saturday Night40°FPartly Cloudy
Partly cloudy, with a low around 40.
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Sunday66°FMostly Sunny
Mostly sunny, with a high near 66.
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Sunday Night40°FMostly Clear1% chance of precipitation
Mostly clear, with a low around 40.
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Monday66°FSunny1% chance of precipitation
Sunny, with a high near 66.
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Monday Night40°FMostly Clear1% chance of precipitation
Mostly clear, with a low around 40.
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Tuesday68°FSunny3% chance of precipitation
Sunny, with a high near 68.
Issued by the National Weather Service (FFC office), updated .
Alpharetta Hourly Forecast
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Alpharetta Weather Radar
Open the full radar for AlpharettaAbout Alpharetta
- Population (2020 Census)
- 65,818
- Coordinates
- 34.071, -84.273
- Elevation
- 1,001 ft
- NWS forecast office
- FFC
- Time zone
- America/New York
- Sunrise today
- 6:59 AM EST
- Sunset today
- 5:41 PM EST
- Daylight today
- 10 h 43 min
Alpharetta Weather Questions
What is the weather forecast for Alpharetta, Georgia?
Overnight: A slight chance of rain showers before 4am, then a chance of showers and thunderstorms. Cloudy, with a low around 63. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. Wednesday: A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 11am, then showers and thunderstorms. Cloudy, with a high near 71. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Will it rain or snow in Alpharetta this week?
The best chance of precipitation is Wednesday at 88%. Periods with a 30% chance or more: Overnight (41%), Wednesday (88%), Wednesday Night (69%).
How warm and how cold will it get in Alpharetta this week?
The warmest day is Thursday, with a high near 75°F. The coldest night is Saturday Night, with a low near 40°F.
What time are sunrise and sunset in Alpharetta today?
Sunrise is at 6:59 AM EST and sunset is at 5:41 PM EST, for 10 h 43 min of daylight.
Weather near Alpharetta
- Johns Creek 5 mi
- Roswell 5 mi
- Milton 6 mi
- Peachtree Corners 8 mi
- Berkeley Lake 8 mi
- Mountain Park 8 mi
- Duluth 8 mi
- Dunwoody 9 mi