When to go · Isabela

Isabela in September

Great month. Inside Isabela's best window: Dec–May (warm, calm seas); Jun–Nov for wildlife and cooler water.

Key facts

Plan around it

Verdict

GreatBest and avoid months for Isabela

Inside Isabela's best window: Dec–May (warm, calm seas); Jun–Nov for wildlife and cooler water.

Long-term averages

IsabelaHighs around 25 °C, lows around 18 °C, rain on about 2 daysHighs around 77 °F, lows around 64 °F, rain on about 2 days
Galápagos, Ecuador · Santa Cruz, San Cristóbal, Isabelacool
Warm season (Dec–May): calm seas, short showers, clear water. Garúa season (Jun–Nov): cool mist, rougher seas, colder water and more marine life.

Ecuador overall: Dry and clear in the highlands; some Galápagos boats dock for maintenance.