Bologna · Month comparison
September vs May
May ranks #1 overall vs September at #3. Bologna at its best — warm, vibrant, full of students and food, before summer heat bites.
September
#3 of 12 months
Best match
The finest month — the city returns to itself, SANA organic fair, Cineteca season, 24°C.
- ↑SANA organic and natural products fair brings an interesting crowd to the city in late September
- ↑University reopens: the student energy returns and neighbourhood bars fill with locals again
May
#1 of 12 months
Best match
Bologna at its best — warm, vibrant, full of students and food, before summer heat bites.
- ↑23°C and 8 sunshine hours: perfect conditions for the portico walks, the hills, and San Luca sanctuary
- ↑Emilia-Romagna Day Trips at their finest — Modena's Duomo, Parma prosciutto country, Ferrara's Este Castle
| Factor | September | May |
|---|---|---|
| Weather score | 8 | 9 |
| Value score | 5 | 5 |
| Crowd score | 5 | 5 |
| Events score | 8 | 7 |
| Atmosphere | 9 | 9 |
| Avg high temp | 24°C | 23°C |
| Monthly rain | 60mm | 75mm |
| Daily sunshine | 7hrs | 8hrs |
September trade-offs
- ↓September remains priced at summer levels — the value window hasn't opened yet
- ↓Rainfall ticks back up to 60mm after the dry July/August — some showery afternoons
- ↓Popular restaurants still require booking; post-summer demand remains strong
May trade-offs
- ↓Prices at or near their annual peak — the best-value window has closed
- ↓Weekend crowds noticeably higher; popular restaurants require booking further ahead
- ↓May rainfall at 75mm can produce thundery afternoons despite otherwise sunny days
Scores compare months within Bologna. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →