San Miguel de Allende · Month comparison
September vs October
October ranks #1 overall vs September at #4. Rainy season fading, Day of the Dead approaching — arguably SMA's single best month.
September
#4 of 12 months
Best match
Independence Day celebrations (Sep 15–16) make SMA the most electric city in Mexico — unmissable.
- ↑Mexico's Independence Day (Sep 15–16) is celebrated here more intensely than almost anywhere in Mexico — fireworks, mariachi, Grito from the jardín, and processions fill the city
- ↑International Jazz & Blues Festival brings world-class acts to the Teatro Angela Peralta
October
#1 of 12 months
Best match
Rainy season fading, Day of the Dead approaching — arguably SMA's single best month.
- ↑Rain retreats to occasional showers; mornings and afternoons consistently clear and warm
- ↑Day of the Dead preparations begin mid-October — marigolds, sugar skulls, and altars appear across the city
| Factor | September | October |
|---|---|---|
| Weather score | 6 | 8 |
| Value score | 6 | 6 |
| Crowd score | 5 | 6 |
| Events score | 10 | 9 |
| Atmosphere | 10 | 9 |
| Avg high temp | 23°C | 24°C |
| Monthly rain | 80mm | 45mm |
| Daily sunshine | 7.5hrs | 8.5hrs |
September trade-offs
- ↓Independence Day weekend (Sep 15–16) sells out accommodation weeks in advance at premium prices
- ↓Rainy season still active — afternoon thunderstorms remain routine throughout the month
October trade-offs
- ↓Day of the Dead weekend (Nov 1–2) creates a surge in advance — book October stays early
- ↓Temperatures dropping at night: 11°C evenings require a jacket after sundown
Scores compare months within San Miguel de Allende. Climate data: Open Meteo ERA5 30-year normals (1991–2020). Methodology →