The highest day temperature in September 2025 was 79°F. The lowest night temperature was 68°F. The average values for day and night temperatures during September were 76.8°F и 70.2°F respectivly.

The average sea surface temperature in September 2025 for Galapagos Islands was 71.8°F. The maximum and minimum values were 68.2°F and 75.0°F respectively.

Most of the days in September are cloudy but you can also expect sunny or gloomy days.

Precipitation total in September for Galapagos Islands is 0.1 in. It makes september one of the least rainy months of the year.

The average wind speed in September is 11.5 mph. It makes September one of the most windy months of the year for Galapagos Islands.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Galapagos Islands in September is 6.0 hours.