Monthly climate guide
Berlin weather in September
Expect warm weather in Berlin in September: afternoons reach about 21°C (70°F), while nights drop to around 10°C (51°F). Around 40 mm of rain falls over the month (fairly dry), and skies are often cloudy. Daytime highs are 4°C cooler than August and 6°C warmer than October.
What stands out in September
- In Berlin, September is early autumn.
- It's one of the sunniest months here, with cloud cover around 64%.
- Berlin is usually about 3°C warmer than Rostock, 190 km away, in September.
- Temperatures are falling — expect highs around 6°C lower by October.
Avg high
21°C
70°F
Avg low
10°C
51°F
Rainfall
40 mm
fairly dry
Humidity
71%
relative
Sky
64%
cloud · often cloudy
Berlin weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 3°C / 37°F | -2°C / 28°F | 56 mm | 93% | 81% |
| February | 4°C / 40°F | -2°C / 28°F | 35 mm | 90% | 74% |
| March | 9°C / 48°F | 0°C / 32°F | 37 mm | 85% | 68% |
| April | 15°C / 59°F | 4°C / 39°F | 26 mm | 77% | 62% |
| May | 20°C / 67°F | 8°C / 47°F | 47 mm | 71% | 65% |
| June | 24°C / 75°F | 13°C / 55°F | 67 mm | 65% | 67% |
| July | 26°C / 78°F | 15°C / 58°F | 86 mm | 66% | 66% |
| August | 26°C / 78°F | 15°C / 58°F | 49 mm | 65% | 64% |
| September | 21°C / 70°F | 10°C / 51°F | 40 mm | 71% | 64% |
| October | 15°C / 59°F | 7°C / 44°F | 53 mm | 83% | 71% |
| November | 8°C / 47°F | 2°C / 36°F | 40 mm | 92% | 76% |
| December | 5°C / 40°F | 0°C / 32°F | 48 mm | 94% | 81% |
What to pack for September
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
- A small travel umbrella, just in case
Is September a good time to visit Berlin?
Our Berlin guide recommends: May to September for warm, long days; the Christmas markets make December worthwhile too.
Many of Berlin's major museums are free or discounted on the first Sunday of the month at participating venues.
Best time to visit Berlin →Other Germany cities in September
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
Berlin weather in September. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/germany/berlin/september
<a href="https://weathercompare.eu/weather/germany/berlin/september">Berlin weather in September</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/germany/berlin" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Berlin weather in September"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/germany/berlin/september">Berlin weather in September</a> – WeatherCompare</p>
Berlin in September: quick answers
Is September a good time to visit Berlin?
Yes. September is one of the best months for Berlin, with highs around 21°C and about 40 mm of rain.
How warm is Berlin in September?
Average highs are about 21°C (70°F) and average lows about 10°C (51°F), based on 10 years of daily data.
Does it rain a lot in Berlin in September?
Berlin typically gets around 40 mm of rain in September — fairly dry.
When is the best time to visit Berlin?
May to September for warm, long days; the Christmas markets make December worthwhile too.
Figures are long-term averages for the area around Berlin (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.