Berlin · Month comparison
September vs May
May ranks #1 overall vs September at #5. Berlin at its most liveable — warm days, long evenings, and the summer festival season just getting started.
September
#5 of 12 months
Best match
Berlin Marathon month — summer lingers, crowds ease, and the city reclaims its local character.
- ↑Berlin Marathon (late September): one of the world's six Abbott Marathon Majors, spectacular course past Brandenburg Gate and Reichstag
- ↑Temperatures drop to the ideal range (18°C days, 11°C evenings) — comfortable for walking and cycling the entire Mauerweg
May
#1 of 12 months
Best match
Berlin at its most liveable — warm days, long evenings, and the summer festival season just getting started.
- ↑Highest sunshine hours of any spring month (7.8h daily) with ideal 19°C temperatures for cycling and outdoor exploration
- ↑Carnival of Cultures preparation energises Kreuzberg and Neukölln; street food markets and outdoor bars operating at full capacity
| Factor | September | May |
|---|---|---|
| Weather score | 7 | 8 |
| Value score | 5 | 6 |
| Crowd score | 5 | 6 |
| Events score | 7 | 7 |
| Atmosphere | 8 | 8 |
| Avg high temp | 18.9°C | 19.4°C |
| Monthly rain | 48mm | 54mm |
| Daily sunshine | 5.4hrs | 7.8hrs |
September trade-offs
- ↓Berlin Marathon weekend causes accommodation shortages and significant road closures in Mitte and Tiergarten
- ↓Sunshine hours declining (5.4h) — the first signs of autumn grey are beginning
- ↓Some outdoor events closing down as operators read the season; evening temperatures require a jacket
May trade-offs
- ↓Tourist numbers climbing steadily — popular sites like the Reichstag dome now require advance booking
- ↓May bank holidays (Labour Day 1 May, Ascension, Whit Monday) cause price spikes and occasional protests along May Day route
- ↓Rainfall increases to 54mm — afternoon thunderstorms possible during spring warm-up
Scores compare months within Berlin. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →