City break

Potsdam weather in September

Temperature, rain and sunshine in September: long-term averages from 30 years of weather data, not a forecast.

79

Holiday weather in September

Good

Best time to visit: May – September

What is the weather like in Potsdam in September?

In September, Potsdam is mild: daytime highs average 20 °C, and nights cool down to about 12 °C. Expect around 6 hours of sunshine a day. Rain falls on about 9 days, adding up to 48 mm. All in all, September is a good month for a holiday in Potsdam.

September compared

How the weather changes from August to October. Tap a month to open it.

AugustAugSeptemberSepOctoberOct
Score817949
Day24°20°14°
Night16°12°8°
Sun7 h6 h4 h
Rain days11911

More details for September

Daylight
12 h 46 min06:40 – 19:26
UV index
4 · moderateclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
16 km/haverage daily peakAll months
Cloud cover
61 %on averageAll months
Hot days
0 days30 °C or moreAll months
Snow days
0 days1 cm or more of fresh snowAll months
Time zone
UTC+2Europe/Berlin

How the score comes together

  • Temperatureweight 50 %100 %
  • Sunshineweight 20 %47 %
  • Few rainy daysweight 30 %65 %

Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.

What to pack in September

  • Sunscreen
  • A jumper for the evenings
  • Rain jacket or umbrella

Potsdam in September: quick answers

Is Potsdam hot in September?

No. In September, Potsdam is mild: daytime highs average 20 °C and nights drop to about 12 °C.

Does it rain much in Potsdam in September?

Rain falls on about 9 days, adding up to 48 mm.

Potsdam month by month

Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences