Click on a day for an hourly weather forecast
The temperatures in Cumming in September are comfortable with low of 18°C and and high up to 28°C.
You can expect about 3 to 8 days of rain in Cumming during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Cumming in September 2025.
If you’re planning to visit Cumming in the near future, we highly recommend that you review the 14 day weather forecast for Cumming before you arrive.
Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
---|---|---|---|---|---|---|---|
January | 9° / 1° | 8 | 21 | 2 | 158 mm | Awful | Cumming in January |
February | 12° / 3° | 8 | 18 | 2 | 186 mm | Awful | Cumming in February |
March | 16° / 7° | 9 | 21 | 1 | 176 mm | Ok | Cumming in March |
April | 22° / 11° | 7 | 23 | 0 | 189 mm | Ok | Cumming in April |
May | 26° / 15° | 9 | 22 | 0 | 207 mm | Good | Cumming in May |
June | 31° / 19° | 8 | 22 | 0 | 176 mm | Ok | Cumming in June |
July | 32° / 21° | 10 | 21 | 0 | 209 mm | Ok | Cumming in July |
August | 31° / 20° | 9 | 22 | 0 | 206 mm | Ok | Cumming in August |
September | 28° / 18° | 6 | 24 | 0 | 159 mm | Perfect | Cumming in September |
October | 23° / 12° | 5 | 26 | 0 | 116 mm | Perfect | Cumming in October |
November | 16° / 6° | 5 | 24 | 0 | 141 mm | Good | Cumming in November |
December | 12° / 4° | 8 | 21 | 1 | 186 mm | Bad | Cumming in December |