Sapa weather in May
May in Sapa: sweltering, rainy, with clean air — a good time to visit.
#8 of 12 months in Sapa · #511 of 604 destinations to visit in May · comfort 64/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Sapa climate normals — May
| Daytime high | 29°C / 84°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 27°C / 80°F | |
| Feels like (high) | 35°C / 95°F | |
| Rainfall | 125 mm / 4.9 in | 🌧 rainy |
| Rainy days | 20 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 24°C / 76°F | |
| Sunshine | 10.6 h/day | |
| Daylight | 12.4 h | |
| Wind | 15 km/h / 9 mph | |
| Air quality (US AQI) | 34 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Sapa in May — FAQ
- Is May a good time to visit Sapa?
- May in Sapa: sweltering, rainy, with clean air — a good time to visit. It ranks #8 of 12 months for Sapa on SeasonMap's comfort score (64/100).
- What is the weather like in Sapa in May?
- In May, Sapa averages a daily high of 29°C and a low of 26.8°C, with about 125 mm of rain over roughly 19.8 rainy days.
- What is the air quality in Sapa in May?
- Sapa has a mean US Air Quality Index of about 34 in May.