Click on a day for an hourly weather forecast
The temperatures in Potsdam in September are comfortable with low of 12°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Potsdam 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 Potsdam in September 2025.
If you’re planning to visit Potsdam in the near future, we highly recommend that you review the 14 day weather forecast for Potsdam before you arrive.
Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
---|---|---|---|---|---|---|---|
January | 3° / -1° | 9 | 11 | 12 | 68 mm | Awful | Potsdam in January |
February | 5° / -1° | 6 | 14 | 9 | 49 mm | Awful | Potsdam in February |
March | 9° / 2° | 6 | 21 | 4 | 47 mm | Bad | Potsdam in March |
April | 15° / 6° | 4 | 25 | 2 | 35 mm | Ok | Potsdam in April |
May | 19° / 9° | 5 | 26 | 0 | 76 mm | Good | Potsdam in May |
June | 23° / 13° | 5 | 25 | 0 | 96 mm | Perfect | Potsdam in June |
July | 25° / 15° | 6 | 25 | 0 | 126 mm | Perfect | Potsdam in July |
August | 25° / 15° | 5 | 26 | 0 | 90 mm | Perfect | Potsdam in August |
September | 21° / 12° | 4 | 26 | 0 | 58 mm | Good | Potsdam in September |
October | 14° / 7° | 6 | 25 | 0 | 67 mm | Good | Potsdam in October |
November | 9° / 4° | 6 | 22 | 2 | 56 mm | Bad | Potsdam in November |
December | 4° / 0° | 7 | 17 | 7 | 64 mm | Awful | Potsdam in December |