The highest day temperature in September 2023 was 92°F. The lowest night temperature was 60°F. The average values for day and night temperatures during September were 80.0°F и 69.2°F respectivly.

The average sea surface temperature in September 2023 for Mongagua was 75.2°F. The maximum and minimum values were 72.6°F and 78.6°F respectively.

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

Precipitation total in September for Mongagua is 1.3 in. It makes september one of the least rainy months of the year.

The average wind speed in September is 5.6 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 Mongagua in September is 5.7 hours.