The highest day temperature in September 2023 was 87°F. The lowest night temperature was 71°F. The average values for day and night temperatures during September were 79.8°F и 74.5°F respectivly.

The average sea surface temperature in September 2023 for Sithonia was 78.7°F. The maximum and minimum values were 76.4°F and 82.6°F respectively.

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

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

The average wind speed in September is 7.7 mph.

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 Sithonia in September is 10.5 hours.