The highest day temperature in September 2023 was 100°F. The lowest night temperature was 77°F. The average values for day and night temperatures during September were 95.4°F и 81.7°F respectivly.

The average sea surface temperature in September 2023 for Ponce was 90.7°F. The maximum and minimum values were 90.2°F and 91.6°F respectively.

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

Precipitation total in September for Ponce is 6.1 in. It makes september the most rainy month of the year.

The average wind speed in September is 7.1 mph. This value is relatively stable throughout the year.

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 Ponce in September is 7.0 hours.