Siargao weather in May
May in Siargao: warm, rainy, with clean air — fine if you can take 20 rainy days.
#4 of 12 months in Siargao · #515 of 897 destinations to visit in May · comfort 81/100 (tier A)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Siargao in May
No notes yet. Open Siargao on the map to add the first one.
Siargao climate normals — May
| Daytime high | 28°C / 83°F | 🌤 warm |
|---|---|---|
| Nighttime low | 26°C / 79°F | |
| Rainfall | 144 mm / 5.7 in | 🌧 rainy |
| Rainy days | 20 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 24°C / 75°F | |
| Sunshine | 10.5 h/day | |
| Daylight | 12.6 h | |
| Wind | 20 km/h / 13 mph | |
| Air quality (US AQI) | 29 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Siargao?
Loading map…
Siargao in May — FAQ
- Is May a good time to visit Siargao?
- May in Siargao: warm, rainy, with clean air — fine if you can take 20 rainy days. It ranks #4 of 12 months for Siargao on SeasonMap's comfort score (81/100).
- What is the weather like in Siargao in May?
- In May, Siargao averages a daily high of 28.4°C and a low of 26.3°C, with about 144 mm of rain over roughly 20.4 rainy days.
- What is the air quality in Siargao in May?
- Siargao has a mean US Air Quality Index of about 29 in May.