Alpharetta weather in September (Georgia, United States of America)

What weather conditions can you expect in Alpharetta this September? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

Experience perfect weather in Alpharetta during September, featuring high temperatures and moderate rainfall. Throughout the day, temperatures typically settle at around 28°C. But by evening, they drop to around 17°C.

Precipitation

Alpharetta in September usually receives moderate rainfall, averaging around 90 mm for the month. Past climate data indicates that roughly 8 days will see rain.

Average sunshine

Expect sunny days throughout the month, with an estimated 227 hours of sunshine. Making it a pleasant time to visit Alpharetta.

If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Alpharetta. April, May, September and October typically offer the best circumstances. While January, February and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Alpharetta climate page with graphs.

 

Alpharetta, monthly averages in September

Min Temperature 17°C  

Max Temperature 28°C  

Chance of Rain 27%  

Precipitation 90 mm  

Rainy days 8 days  

Humidity 74% *  

Sunshine 227 hours *  

Percentage Sunshine 61% *  

Data from: Atlanta, the United States of America (37 KM, 23 Miles).

Where to go in the United States of America in September

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Alpharetta.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.