The highest day temperature in September 2026 was 96°F. The lowest night temperature was 71°F. The average values for day and night temperatures during September were 85.7°F и 75.6°F respectivly.

The average sea surface temperature in September 2026 for Portocolom was 84.8°F. The maximum and minimum values were 82.8°F and 87.2°F respectively.

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

Precipitation total in September for Portocolom is 0.7 in. It makes september one of the most rainy months of the year.

The average wind speed in September is 8.7 mph. It makes September one of the most windless months of the year for Portocolom.

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 Portocolom in September is 8.9 hours.