Stuttgart in September pairs 20.5°C days with 17.2 rainy days, so StadtPalais and the Neues Schloss anchor the month. It feels more settled than August and less sharp than October.
Weißenhof Estate
landmark
Month intelligence
Stuttgart in September ranks #2 of 12 Stuttgart months by TripTimi score. Against the city's own monthly baseline, it is warmer, wetter, and brighter. The strongest benchmark is June, which sits 2 points higher mostly because the alternative month gives you more bright hours.
City rank
#2 of 12
by TripTimi score across all months
Vs best month
-2 pts
against June
City baseline
+5.2C
daytime temperature difference
Temperature
+5.2C
warmer than the city average
Rain pattern
+14.1 mm / -1.4 days
wetter than the usual city month
Sunshine
+1.1 h
more bright hours for the day plan
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Accommodation
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Best for
History-focused visitors who want the Stauffenberg Erinnerungsstätte before autumn schedules tighten.
Architecture fans who want the Weißenhofsiedlung in weather that still supports longer outdoor walks.
Museum-led city breaks, since StadtPalais and Fruchtkasten can fill a rainy afternoon without stretching cross-town travel.
Travel pulse
Snapshot
| Average daytime temperature | 20.5C |
|---|---|
| Average night temperature | 11.6C |
| Monthly rainfall | 90 mm |
| Rainy days | 17.2 days |
| Humidity | 76% |
| Average sunshine | 9.2 h |
How The Month Feels
September gives Stuttgart a steadier pace than August, with StadtPalais, Fruchtkasten, and the Neues Schloss all easy to fold into one day. The city feels more autumnal by evening, but not yet fully in October mode.
What To Lock In Early
Reserve StadtPalais and the Stauffenberg Erinnerungsstätte first, then lock in your preferred day for the Weißenhofsiedlung. Leave the Neues Schloss and Fruchtkasten for the clearest weather window.
How to do it
Plan cue
Book timed indoor visits at StadtPalais and the Stauffenberg Erinnerungsstätte early in the trip, then leave the Neuest Schloss for the clearest forecast day.
Plan cue
Plan the Weißenhofsiedlung before lunch, when 20.5°C daytime conditions are better for its exposed streets and buildings.
Plan cue
Keep one central block free for Fruchtkasten and nearby stops, so a rain break does not derail the day.
Practical trip tips
Keep exploring
Broaden the session
If this month looks too wet, compare cities where indoor anchors and flexible walking windows may work harder for you.
Quick answers
Usually yes, as long as the weather, pace, and trip style line up with what you want from the visit.
Expect around 20.5°C by day and 11.6°C at night, with 90 mm of rain across roughly 17.2 rainy days.
Average daytime temperature is around 20.5°C, dropping to about 11.6°C at night.
Layers, light rain protection, and comfortable shoes are the safest combination.
It can. The month usually works best when museums, churches, galleries, or other covered landmarks carry the core of the day and outdoor time stays flexible.
Travel setup
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Climate data: Open-Meteo historical averages. Crowd and price signals: seasonal demand model based on population data and tourism patterns. TripTimi score is an indicative index, not a travel recommendation.