Siargao weather in January
January in Siargao: warm, soaked, with clean air — a gamble, with 27 rainy days.
#12 of 12 months in Siargao · #622 of 897 destinations to visit in January · comfort 61/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
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Siargao climate normals — January
| Daytime high | 27°C / 80°F | 🌤 warm |
|---|---|---|
| Nighttime low | 25°C / 77°F | |
| Rainfall | 409 mm / 16.1 in | ⛈ soaked |
| Rainy days | 27 days | |
| Humidity | 86% | 💦 very humid |
| Dew point | 23°C / 74°F | |
| Sunshine | 8.3 h/day | |
| Daylight | 11.6 h | |
| Wind | 27 km/h / 17 mph | |
| Air quality (US AQI) | 43 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Siargao in January — FAQ
- Is January a good time to visit Siargao?
- January in Siargao: warm, soaked, with clean air — a gamble, with 27 rainy days. It ranks #12 of 12 months for Siargao on SeasonMap's comfort score (61/100).
- What is the weather like in Siargao in January?
- In January, Siargao averages a daily high of 26.8°C and a low of 25.1°C, with about 408.9 mm of rain over roughly 26.6 rainy days.
- What is the air quality in Siargao in January?
- Siargao has a mean US Air Quality Index of about 43 in January.