The highest day temperature in September 2023 was 88°F. The lowest night temperature was 61°F. The average values for day and night temperatures during September were 79.7°F и 69.0°F respectivly.

The average sea surface temperature in September 2023 for Fontanka was 75.8°F. The maximum and minimum values were 72.2°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 Fontanka is 0.5 in.

The average wind speed in September is 10.3 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 Fontanka in September is 9.4 hours.