How is the weather in Alpharetta, GA?

At 5:50 AM on Mon, Sep 15, 2025 it is clear and 64 degrees Fahrenheit, feeling like 64 degrees.

Alpharetta, GA Weather Forecast and Current Conditions (30004)

64°F
Feels Like 64°F

Humidity 96% Dew Point 63°F Wind Calm 0 MPH Barometer 29.91 in.759.7 mm

Solar Rad 0 w/m2 UV Index 0

Report from 1.9 miles W of central Alpharetta at 5:50 AM Mon, Sep 15, 2025

Current Weather

64°F
Feels Like 64°F

Humidity 96% Dew Point 63°F Wind Calm 0 MPH Barometer 29.91 in.759.7 mm

Solar Rad 0 w/m2 UV Index 0

Report from 1.9 miles W of central Alpharetta at 5:50 AM Mon, Sep 15, 2025

Forecast at a Glance

MonSep 15

85°

64°

TueSep 16

85°

63°

WedSep 17

85°

64°

ThuSep 18

87°

65°

FriSep 19

89°

66°

SatSep 20

20%

86°

65°

SunSep 21

30%

82°

This Date in Weather History

1939 - The temperature at Detroit MI soared to 100 degrees to establish a record for September.

Alpharetta 7 Day Weather Forecast Details

Monday Sep 15

Day: Mostly sunny, with a high near 85. East wind around 5 mph.

Night: Partly cloudy, with a low around 64. East wind around 5 mph.

Tuesday Sep 16

Day: Sunny, with a high near 85. Northeast wind around 5 mph.

Night: Partly cloudy, with a low around 63. Northeast wind 0 to 5 mph.

Wednesday Sep 17

Day: Mostly sunny, with a high near 85.

Night: Partly cloudy, with a low around 64.

Thursday Sep 18

Day: Mostly sunny, with a high near 87.

Night: Mostly clear, with a low around 65.

Friday Sep 19

Day: Sunny, with a high near 89.

Night: Mostly clear, with a low around 66.

Saturday Sep 20

Day: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 30%.

Sunday Sep 21

Day: A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 82.

Sun & Moon Monthly

First Light 6:56 AM

Sunrise 7:21 AM

Sunset 7:45 PM

Last Light 8:10 PM

Moonrise 12:42 AM

Moonset 4:09 PM

Moon Phase

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