Alpharetta source photograph

Weather · August

Alpharetta weather in August

Average highs of 88°F, lows of 69°F and 4.5 in of rain, from 30 years of weather records.

August is Alpharetta’s 2nd warmest month, with average highs of 88°F and lows of 69°F. That is 1° cooler than July, and 16° above the yearly average high.

Average high
88°F
Average low
69°F
Precipitation
4.5 in
Wet days
11
Sunrise · sunset
6:58 AM · 8:25 PM

August across the year

  1. 52°33°Jan
  2. 56°36°Feb
  3. 64°42°Mar
  4. 73°49°Apr
  5. 80°59°May
  6. 86°66°Jun
  7. 89°70°Jul
  8. 88°69°Aug
  9. 83°63°Sep
  10. 73°51°Oct
  11. 63°41°Nov
  12. 54°36°Dec

High and low Rain

What to wear in August

  • Warm days: shorts and T-shirts.
  • Pack an umbrella or rain jacket: rain or snow falls on about 11 days this month.

August is good for

Around Alpharetta

Fountain in Brooke Street Park, Alpharetta GA
Fountain in Brooke Street Park, Alpharetta GAJohn Phelan · CC BY 4.0
Big Creek Greenway Mile 3.0, Alpharetta GA
Big Creek Greenway Mile 3.0, Alpharetta GAJohn Phelan · CC BY 4.0
Alpharetta, Georgia city hall
Alpharetta, Georgia City HallThomson200 · CC0

See Alpharetta

A look around town before you go.

August compared with the months around it

MonthHighLowRain
July89°F70°F4.7 in
August88°F69°F4.5 in
September83°F63°F4.1 in

Planning a trip? See the best time to visit Alpharetta and today’s forecast.

Questions

How hot does it get in Alpharetta in August?

Average highs are 88°F and average lows 69°F, for a daily mean of 79°F. Individual days run hotter or colder than these 30-year averages.

Does it rain in Alpharetta in August?

August averages 4.5 in of precipitation over about 11 days with at least 0.01 in. It is the 6th wettest month of the year.

What time is sunset in Alpharetta in August?

Around mid-August the sun rises about 6:58 AM and sets about 8:25 PM, for roughly 13.4 hours of daylight.

Is August a good time to visit Alpharetta?

The mildest months for visiting are April, May, October. August is warm.

NOAA U.S. Climate Normals 1991–2020, Atlanta Peachtree Ap station (13.4 mi from downtown). Sunrise and sunset are calculated for August 15 at the city’s coordinates.

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