Mazatlán weather in May
May in Mazatlán: hot, dry, with clean air — one of the best months to visit.
#1 of 12 months in Mazatlán · #9 of 897 destinations to visit in May · comfort 96/100 (tier S)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Mazatlán in May
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Mazatlán climate normals — May
| Daytime high | 30°C / 87°F | 🥵 hot |
|---|---|---|
| Nighttime low | 21°C / 69°F | |
| Rainfall | 0 mm / 0 in | ☀️ dry |
| Rainy days | 0 days | |
| Humidity | 71% | 💧 humid |
| Dew point | 19°C / 67°F | |
| Sunshine | 12 h/day | |
| Daylight | 13.3 h | |
| Wind | 14 km/h / 9 mph | |
| Air quality (US AQI) | 39 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Mazatlán in May — FAQ
- Is May a good time to visit Mazatlán?
- May in Mazatlán: hot, dry, with clean air — one of the best months to visit. It ranks #1 of 12 months for Mazatlán on SeasonMap's comfort score (96/100).
- What is the weather like in Mazatlán in May?
- In May, Mazatlán averages a daily high of 30.3°C and a low of 20.6°C, with about 0.1 mm of rain over roughly 0 rainy days.
- What is the air quality in Mazatlán in May?
- Mazatlán has a mean US Air Quality Index of about 39 in May.