San Miguel de Allende weather in May
May in San Miguel de Allende: hot, dry — an excellent time to visit.
#9 of 12 months in San Miguel de Allende · #166 of 897 destinations to visit in May · comfort 90/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on San Miguel de Allende in May
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San Miguel de Allende climate normals — May
| Daytime high | 30°C / 86°F | 🥵 hot |
|---|---|---|
| Nighttime low | 16°C / 60°F | |
| Rainfall | 29 mm / 1.1 in | ☀️ dry |
| Rainy days | 4 days | |
| Humidity | 44% | 🍃 comfortable |
| Dew point | 7°C / 44°F | |
| Sunshine | 12 h/day | |
| Daylight | 13.1 h | |
| Wind | 18 km/h / 11 mph | |
| Air quality (US AQI) | 67 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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San Miguel de Allende in May — FAQ
- Is May a good time to visit San Miguel de Allende?
- May in San Miguel de Allende: hot, dry — an excellent time to visit. It ranks #9 of 12 months for San Miguel de Allende on SeasonMap's comfort score (90/100).
- What is the weather like in San Miguel de Allende in May?
- In May, San Miguel de Allende averages a daily high of 30.1°C and a low of 15.5°C, with about 29.1 mm of rain over roughly 4.2 rainy days.
- What is the air quality in San Miguel de Allende in May?
- San Miguel de Allende has a mean US Air Quality Index of about 67 in May.