Hua Hin weather in May
May in Hua Hin: sweltering, rainy, with clean air — fine if you can take 19 rainy days.
#7 of 12 months in Hua Hin · #495 of 897 destinations to visit in May · comfort 81/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Hua Hin in May
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Hua Hin climate normals — May
| Daytime high | 34°C / 93°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 27°C / 80°F | |
| Rainfall | 118 mm / 4.7 in | 🌧 rainy |
| Rainy days | 19 days | |
| Humidity | 73% | 💧 humid |
| Dew point | 23°C / 74°F | |
| Sunshine | 9.9 h/day | |
| Daylight | 12.7 h | |
| Wind | 12 km/h / 7 mph | |
| Air quality (US AQI) | 41 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Hua Hin in May — FAQ
- Is May a good time to visit Hua Hin?
- May in Hua Hin: sweltering, rainy, with clean air — fine if you can take 19 rainy days. It ranks #7 of 12 months for Hua Hin on SeasonMap's comfort score (81/100).
- What is the weather like in Hua Hin in May?
- In May, Hua Hin averages a daily high of 34°C and a low of 26.7°C, with about 118.3 mm of rain over roughly 18.6 rainy days.
- What is the air quality in Hua Hin in May?
- Hua Hin has a mean US Air Quality Index of about 41 in May.