The highest day temperature in August 2023 was 85°F. The lowest night temperature was 59°F. The average values for day and night temperatures during August were 78.9°F и 67.8°F respectivly.

The average sea surface temperature in August 2023 for Old Saybrook was 72.7°F. The maximum and minimum values were 70.8°F and 75.2°F respectively.

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

Precipitation total in August for Old Saybrook is 1.4 in.

The average wind speed in August is 7.4 mph. It makes August one of the most windless months of the year for Old Saybrook.

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 Old Saybrook in August is 7.8 hours.