The highest day temperature in September 2025 was 84°F. The lowest night temperature was 78°F. The average values for day and night temperatures during September were 81.6°F и 80.3°F respectivly.

The average sea surface temperature in September 2025 for Maio was 85.3°F. The maximum and minimum values were 83.8°F and 86.4°F respectively.

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

Precipitation total in September for Maio is 2.2 in. It makes september the most rainy month of the year.

The average wind speed in September is 10.7 mph. It makes September one of the most windless months of the year for Maio.

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 Maio in September is 6.3 hours.