The highest day temperature in September 2025 was 90°F. The lowest night temperature was 76°F. The average values for day and night temperatures during September were 86.7°F и 78.7°F respectivly.

The average sea surface temperature in September 2025 for Playa Blanca was 88.4°F. The maximum and minimum values were 87.8°F and 89.4°F respectively.

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

Precipitation total in September for Playa Blanca is 12.5 in. It makes september the most rainy month of the year.

The average wind speed in September is 4.3 mph. It makes September the most windless month of the year for Playa Blanca.

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 Playa Blanca in September is 6.0 hours.