Stone Mountain Weather in September
September in Stone Mountain brings high temperatures around 28°C (82°F) during the day, dropping to 18°C (64°F) at night, with quite a bit of rainfall expected, averaging around 100 mm (3.9 in) for the month.
Rainfall in Stone Mountain in September
Historically, the month has about 7 days of rain, averaging 100 mm (3.9 in) in total. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Stone Mountain in September
Stone Mountain in September gets highs of 28°C (82°F) during the day and drops to 18°C (64°F) at night. This kind of day-to-night contrast is typical for this time of year. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Stone Mountain in September
Enjoy a sunny month with about 227 hours of sunshine, the clear skies make Stone Mountain even more beautiful.If your ideal day consists of dry skies and pleasant temperatures, April, May and October typically offer the best circumstances for Stone Mountain.
Stone Mountain Temperature in September
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Stone Mountain Weather by Month
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Best Places 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. See all of the United States of America in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Stone Mountain in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Stone Mountain in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
Stone Mountain 3-Day Forecast
Temperature Rainfall Sunshine Humidity
See the full Stone Mountain climate overview or explore weather in the United States of America.
Popular in September
Where to go in September - average daytime high across popular destinations.
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