Weather in September
September, famed for the coolest sea temperatures of the year, marks a significant juncture in
Puerto Ayora's climatic calendar. At a sea temperature of 21.5°C (70.7°F), September offers the coldest waters, contriving a distinctive character for the month. Despite the brisk ocean, daylight hours remain consistent allowing ample time for outdoor activities. Looking ahead towards
October, a slight warming trend in sea temperatures is foreseen, leaving behind September's freshness.
Sea temperature
With an average sea temperature of 21.5°C (70.7°F), September is the month with the coldest seawater in Puerto Ayora.
Note: In 21.5°C (70.7°F), swimming is not an enjoyable activity for most. As the temperature decreases from 21°C (69.8°F) to 15°C (59°F), it becomes harder to control breathing.
Daylight
In Puerto Ayora, the average length of the day in September is 12h and 7min.
On the first day of the month, sunrise is at 05:58 and sunset at 18:04. On the last day of September, in Puerto Ayora, sunrise is at 05:47 and sunset at 17:54 -06.
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