Good to know
Good to Know
- Typhoon risk peaks October-December; check PAGASA (Philippine Atmospheric, Geophysical and Astronomical Services Administration) forecasts during this window.
- Mornings offer the clearest conditions for island tours; afternoon humidity and convective showers are common.
- May is historically the hottest month; sea breezes keep temperatures comfortable overall.
- July-August offer consistent swells for experienced surfers despite occasional rainfall.
- The western side of the island (Del Carmen, mangrove areas) may experience slightly different rainfall patterns and cooler temperatures than the eastern surf coast (General Luna).
- Rainfall is intense during peak months but often comes in brief showers rather than all-day downpours.
Year Round
- Description
- Tropical climate with consistent warmth year-round. No snowfall (tropical location).
Temperature Range Celsius
- Max
- 32
- Min
- 25
Temperature Range Fahrenheit
- Max
- 90
- Min
- 77
Peak Season
- Months
- March to October
- Characteristics
- Best for tourism and beach activities; ideal for snorkeling and beginner surfing in May-June; peak surf season September-October due to offshore winds and larger Pacific swells.
- Rainfall Pattern
- Reduced rainfall; generally sunny with occasional afternoon showers. May to September is the driest period.
Temperature Celsius
- Average High
- 32
Temperature Fahrenheit
- Average High
- 90
Off Peak Season
- Months
- November to February
- Characteristics
- Northeast monsoon (Amihan) brings stronger winds and moisture. Typhoon risk exists October-December. Fewer tourists; lower accommodation prices. Heavier rainfall disrupts some activities. Less crowded but weather-dependent.
- Rainfall Pattern
- Peak rain period. December to February experiences the heaviest rainfall, with monthly totals exceeding 600mm possible. January can see 383mm, June sees concentrated rainfall around 213-485mm.
- Note Climate Classification
- Siargao is classified as Climate Type II with no pronounced dry season—rain occurs year-round but peaks dramatically Dec-Feb.
Temperature Celsius
- Average Low
- 26
- Average High
- 29
Temperature Fahrenheit
- Average Low
- 79
- Average High
- 84
Winds And Monsoons
Amihan
- Period
- October to March
- Description
- Northeast monsoon. Normally brings dry conditions elsewhere in the Philippines, but Siargao faces the open Pacific so winds pick up moisture, making this the wettest period.
Habagat
- Period
- May to September
- Description
- Southwest monsoon. Island is shielded by Mindanao mainland, resulting in calmer seas and sunnier skies. Afternoon thunderstorms remain common but less frequent rain overall.
AI-generated estimateData refreshed July 2026
Sources cited for this category
These are the sources cited in this climate & weather research for this city. Individual figures may not each trace to one of them.
More About Siargao
Data last updated July 2026 · Verify anything important.