The highest day temperature in August 2025 was 79°F. The lowest night temperature was 68°F. The average values for day and night temperatures during August were 76.7°F и 70.1°F respectivly.

The average sea surface temperature in August 2025 for Isabela Island was 71.1°F. The maximum and minimum values were 67.4°F and 74.2°F respectively.

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

Precipitation total in August for Isabela Island is 0.0 in. It makes august one of the least rainy months of the year.

The average wind speed in August is 10.1 mph. It makes August one of the most windy months of the year for Isabela Island.

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 Isabela Island in August is 6.4 hours.