Santa María IslandWhen to Go
Best Time to Visit Santa María Island, Chile
Summer for beach activities and festivals; shoulder seasons for quieter exploration and wildlife watching.
Summer
December-February · 15-22°C
Warmest, best for swimming and boat access; local festivals occur in high summer.
Spring/Autumn
September-November & March-May · 12-18°C
Milder temperatures and fewer visitors; seabird activity picks up in spring.
Weather & Climate near Santa María Island, Chile
Climate
Santa María Island's climate is classified as Warm-Summer Mediterranean - Warm-Summer Mediterranean climate with mild summers (peaking in January) and cool winters (coldest in August). Temperatures range from 6°C to 22°C. Moderate rainfall (876 mm/year) with a pronounced dry season.
Air Quality:
AQI 41
Good
Temperature & Rainfall
Temperature Range
22°
Warmest Month
6°
Coldest Month
Monthly Conditions
| Month | Comfort | Temp | Feels | Rain | Sky | Humidity | Wind | UV | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | - | 11° - 22° | 17° | 17 mm | - | - | 3.9 m/s | - | - |
| February | - | 11° - 22° | 16° | 11 mm | - | - | 3.6 m/s | - | - |
| March | - | 10° - 20° | 15° | 31 mm | - | - | 3.5 m/s | - | - |
| April | - | 9° - 18° | 13° | 65 mm | - | - | 3.4 m/s | - | - |
| May | - | 8° - 16° | 12° | 147 mm | - | - | 3.6 m/s | - | - |
| June | - | 7° - 14° | 11° | 165 mm | - | - | 3.8 m/s | - | - |
| July | - | 7° - 14° | 10° | 152 mm | - | - | 3.9 m/s | - | - |
| August | - | 6° - 14° | 10° | 117 mm | - | - | 3.6 m/s | - | - |
| September | - | 7° - 15° | 11° | 77 mm | - | - | 3.6 m/s | - | - |
| October | - | 8° - 17° | 12° | 43 mm | - | - | 3.6 m/s | - | - |
| November | - | 9° - 18° | 14° | 30 mm | - | - | 3.8 m/s | - | - |
| December | - | 10° - 20° | 15° | 21 mm | - | - | 3.9 m/s | - | - |
Getting There & Around
How to Get to Santa María Island, Chile
Access is by private boat or ferry from the mainland ports of the Biobío coast; schedules are irregular and often seasonal. If traveling from Concepción, arrange transport via local charters and confirm landing points before departure.
Tips for Visiting Santa María Island, Chile
- If landing by private boat, check local tides and the weather; services are minimal on the island.
- Bring mosquito repellent and sturdy shoes if planning to hike inland - the island has unpaved tracks and bramble.
- Many visitors miss the panoramic coastal viewpoints on the eastern cliffs - worth the scramble for photos.