The highest day temperature in September 2025 was 99°F. The lowest night temperature was 75°F. The average values for day and night temperatures during September were 93.5°F и 77.9°F respectivly.

The average sea surface temperature in September 2025 for Playa Chachalacas was 90.4°F. The maximum and minimum values were 89.2°F and 91.4°F respectively.

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in September for Playa Chachalacas is 2.0 in. It makes september one of the most rainy months of the year.

The average wind speed in September is 5.6 mph. It makes September one of the most windless months of the year for Playa Chachalacas.

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 Chachalacas in September is 6.6 hours.